APS11700LUAA-0SL [ALLEGRO]

Micropower Vertical and Planar Hall-Effect Switches;
APS11700LUAA-0SL
型号: APS11700LUAA-0SL
厂家: ALLEGRO MICROSYSTEMS    ALLEGRO MICROSYSTEMS
描述:

Micropower Vertical and Planar Hall-Effect Switches

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APS11700  
and APS11760  
2
Micropower Vertical and Planar  
Hall-Effect Switches  
-
FEATURES AND BENEFITS  
DESCRIPTION  
• Ultralow power consumption  
The APS11700 and APS11760 families of micropower Hall-  
effect switches are AEC-Q100 qualified for 24 V automotive  
applications and compliant with ISO 26262:2011 ASIL A.  
These sensors are temperature-stable and suited for operation  
over extended junction temperature ranges up to 165°C.  
• ASIL A functional safety compliance  
• Planar and vertical Hall-effect sensor ICs  
• 3.3 to 24 V operation  
• Automotive-grade ruggedness and fault tolerance  
Extended AEC-Q100 qualification  
Internal protection circuits enable 40 V load dump  
compliance  
This family of Hall-effect switches features a micropower  
regulatorthatdrawsaslittleas6µAofcurrent.Themicropower  
regulatorofthesedevicesaredesignedforharshautomotiveand  
industrialenvironmentsandfeatureson-boardovervoltageand  
reverse connection protection. The APS11700 and APS11760  
areespeciallysuitedfordirectbatteryconnectionforautomotive  
and industrial applications up to 24 V.  
Reverse-battery protection  
Output short-circuit and overvoltage protection  
Operation from –40°C to 165°C junction temperature  
High EMC immunity  
• Omnipolar and unipolar switch threshold options  
• Choice of output polarity  
• Open-drain output  
Continued on next page...  
• Solid-state reliability  
TYPICAL APPLICATIONS  
• Reed switch replacement  
PACKAGES  
• Gear shift selectors and driver controls (PRNDL)  
• Open/close sensor for LCD screens/doors/lids/trunks  
• Clutch/brake position sensor  
• Lighting actuation slave sensor  
• Wiper home/end position sensor  
• End of travel and index sensors  
• Industrial controls  
Not to scale  
3-pin SIP  
(suffix UA)  
3-pin SOT23W  
(suffix LH)  
• White goods  
VCC  
POK  
Regulator  
Clock /  
Micropower  
Logic  
To All Subcircuits  
Low-Pass  
Filter  
Schmitt  
Trigger  
VOUT  
Output  
Control  
Sample, Hold &  
Averaging  
Hall  
Amp.  
Current  
Limit  
GND  
Figure 1: Functional Block Diagram  
APS11700-DS, Rev. 2  
MCO-0000522  
February 11, 2019  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
DESCRIPTION (continued)  
The APS11700 and APS11760 families are available in several The devices include on-board protection for operation directly from  
an automobile battery, as well as protection from shorts to ground  
by limiting the output current until the short is removed. The device  
is especially suited for operation from unregulated supplies.  
differentmagneticsensitivitiesandpolaritiestoofferflexibleoptions  
for system design. They are available in active high and active low  
variants for ease of integration into electronic subsystems.  
Two package styles provide a choice of through-hole or surface  
mounting. Package type LH is a modified 3-pin SOT23W surface-  
mount package, while package type UA is a 3-pin ultramini SIP  
for through-hole mounting. Both packages are lead (Pb) free, with  
100% matte-tin-plated leadframes.  
The APS11700 features a Hall-effect element that is sensitive to  
magnetic flux perpendicular to the face of the IC package. The  
APS11760 features a vertical Hall-effect sensing element sensitive  
to magnetic flux parallel to the face of the IC package.  
ꢀꢁꢂꢃꢄꢅꢆꢅ Paꢇꢆ  
ꢈꢉꢂꢊꢅꢇ ꢋꢁꢇꢂaꢆ  
Allegro Iden�fier (Device Family)  
APS – Digital Posi�on Sensor  
Device Sensing Configura�on  
11700 – Perpendicular to package face, “Z”  
11760 – Parallel with package face, “X”  
Configura�on Op�ons  
Planar  
APS 11700  
-
LLHALT 0SL  
Ver�cal  
12 V Average ICC and Micropower Period  
APS 11760  
Blank – 6 µA, 160 ms (typ.)  
1– 33 µA, 6.8 ms (typ.) *  
2– 110 µA, 1.4 ms (typ.) *  
Output Polarity for B > BOP  
H – High (Output Off)  
L – Low (Output On)  
Opera�ng Mode  
ꢀ.g. APS11ꢁ00LLHAꢂꢂ-ꢂꢂꢂꢂ  
S – Unipolar South Sensing  
P – Omnipolar (North and South) Sensing  
N – Unipolar North Sensing *  
Device Switch Threshold Magnitude  
0– ±40 G BOP, ±22.5 G BRP (typ.)  
1 – ±95 G BOP, ±70 G BRP (typ.) *  
2 – ±150 G BOP, ±125 G BRP (typ.) *  
3 – ±280 G BOP, ±225 G BRP (typ.) *  
APS11ꢁ00LLHALꢃ -0SL  
Instruc�ons (Packing)  
BU – Bulk, 500 pieces/bag (UA Only)  
LT – 7-in. reel, 3,000 pieces/reel (LH Only)  
LX – 13-in. reel, 10,000 pieces/reel (LH Only)  
TN – 7-in. reel, 4,000 pieces /reel (UA Only)  
Package Designa�on  
RoHS  
LHA – 3-pin SOT23W Surface Mount  
COMPLIANT  
UAA – 3-pin SIP Through-Hole  
Ambient Opera�ng Temperature Range  
L – -40°C to +150°C  
*Contact Allegro for availability.  
2
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
SELECTION GUIDE  
Average  
Supply  
Current (µA)  
Typical  
Operate Point  
(G)  
Sensing  
Orientation  
Operating  
Mode  
Part Number [1]  
Packing[2]  
Mounting  
APS11700LLHALT-0SL  
APS11700LLHALX-0SL  
APS11700LUAA-0SL  
APS11700LLHALT-0PL  
APS11700LLHALX-0PL  
APS11700LUAA-0PL  
APS11760LLHALT-0SL  
APS11760LLHALX-0SL  
APS11760LUAA-0SL  
APS11760LLHALT-0PL  
APS11760LLHALX-0PL  
APS11760LUAA-0PL  
7-in. reel, 3000 pieces/reel  
13-in. reel, 10000 pieces/reel  
Bulk, 500 pieces/bag  
3-pin SOT23W surface mount  
3-pin SOT23W surface mount  
3-pin SIP through-hole  
Unipolar  
South  
Z-Axis  
Z-Axis  
6
6
6
6
40  
±40  
40  
7-in. reel, 3000 pieces/reel  
13-in. reel, 10000 pieces/reel  
Bulk, 500 pieces/bag  
3-pin SOT23W surface mount  
3-pin SOT23W surface mount  
3-pin SIP through-hole  
Omnipolar  
7-in. reel, 3000 pieces/reel  
13-in. reel, 10000 pieces/reel  
Bulk, 500 pieces/bag  
3-pin SOT23W surface mount  
3-pin SOT23W surface mount  
3-pin SIP through-hole  
X-Axis  
Y-Axis  
X-Axis  
Y-Axis  
Unipolar  
South  
7-in. reel, 3000 pieces/reel  
13-in. reel, 10000 pieces/reel  
Bulk, 500 pieces/bag  
3-pin SOT23W surface mount  
3-pin SOT23W surface mount  
3-pin SIP through-hole  
Omnipolar  
±40  
[1] Contact Allegro MicroSystems for options not listed in the selection guide.  
[2] Contact Allegro MicroSystems for additional packing options.  
3
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
ABSOLUTE MAXIMUM RATINGS  
Characteristic  
Symbol  
VCC  
Notes  
Rating  
40  
Units  
V
Supply Voltage [1]  
Reverse Supply Voltage [1]  
Output Voltage [1]  
VRCC  
VOUT  
IOUT  
IROUT  
B
–18  
V
–0.3 to 32  
40  
V
Output Current [2]  
mA  
mA  
G
Reverse Output Current  
Magnetic Flux Density [3]  
Operating Ambient Temperature  
Maximum Junction Temperature  
Storage Temperature  
–50  
Unlimited  
–40 to 150  
165  
TA  
Range L  
°C  
°C  
°C  
TJ(max)  
Tstg  
–65 to 170  
[1] This rating does not apply to extremely short voltage transients. Transient events such as Load Dump and/or ESD have individual, specific ratings.  
[2] Through short-circuit current limiting device.  
[3] Guaranteed by design.  
ESD PERFORMANCE [4]  
Characteristic  
Symbol  
Notes  
Rating  
Units  
ESD Voltage  
VESD(HBM)  
Human Body Model according to AEC-Q100-002  
±11  
kV  
[4] ESD ratings provided are based on qualification per AEC-Q100 as an expected level of ESD robustness.  
4
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
PINOUT DIAGRAMS AND TERMINAL LIST  
(View from branded face)  
3
2
1
2
1
3
3-pin SIP  
(suffix UA)  
3-pin SOT23W  
(suffix LH)  
Terminal List  
Number  
Name  
Description  
LH  
UA  
1
VCC  
VOUT  
GND  
Connects power supply to chip  
Output from circuit  
1
2
3
3
Terminal for ground connection  
2
5
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
ELECTRICAL CHARACTERISTICS: Valid over full operating voltage and ambient temperature ranges for TJ < TJ(max) and  
BYP = 0.1 µF, unless otherwise specified  
C
Characteristics  
Symbol  
Test Conditions  
Min.  
Typ. [1]  
Max.  
Unit  
SUPPLY AND STARTUP  
Supply Voltage  
VCC  
3.3  
6
24  
V
ICC(AVG)25C  
ICC(AVG)85C  
VCC = 12 V, TA = 25°C, Output Off  
µA  
µA  
µA  
mA  
mA  
µA  
µs  
VCC = 12 V, TA = –40°C to 85°C, Output Off  
2
6
15  
40  
4
ICC(AVG)150C TA = 150°C, Output Off  
2
11.3  
2.2  
2.5  
Supply Current [2][3]  
APS11700  
APS11760  
Device in awake mode  
Device in awake mode  
1
ICC(EN)  
1
5
ICC(DIS)  
tPO  
Device in sleep mode  
VCC ≥ VCC(min)  
2
35  
350  
Power-On Time [4]  
Power-On State [5]  
180  
High  
POS  
VCC ≥ VCC(min), t < tPO  
Enable, valid during tAWAKE only;  
VCC ≥ VCC(min) → VCC < VCC(min)  
VCC(UV)EN  
1.9  
2.25  
V
Undervoltage Lockout [6]  
UVLO Reset Time [6]  
Release, valid during tAWAKE only;  
VCC < VCC(min) → VCC ≥ VCC(min)  
VCC(UV)DIS  
tPOR  
2.5  
3
V
100  
µs  
MICROPOWER OPERATION (See Figure 4)  
Period  
tPERIOD  
160  
50  
220  
ms  
µs  
ms  
%
Awake  
tAWAKE  
tSLEEP  
DCt  
Sleep  
tPERIOD – tAWAKE  
159.95  
0.03  
Micropower Operation Duty Cycle  
[1] Typical data is at TA = 25°C and VCC = 12 V unless otherwise noted.  
[2] Average current measured for one micropower period, tAWAKE + tSLEEP  
[3] Average supply current up to TA = 85°C, ICC(AVG)85C, is guaranteed by device design and characterization.  
[4] Measured from VCC ≥ 3.3 V to valid output.  
.
[5] See Power-On Behavior section and Figure 4.  
[6] See Undervoltage Lockout Operation section for operational characteristics.  
6
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
ELECTRICAL CHARACTERISTICS (continued): Valid over full operating voltage and ambient temperature ranges for  
TJ < TJ(max) and CBYP = 0.1 µF, unless otherwise specified  
Characteristics  
Symbol  
Test Conditions  
Min.  
Typ. [7]  
Max.  
Unit  
CHOPPER STABILIZATION AND OUTPUT MOSFET CHARACTERISTICS  
Chopping Frequency  
fC  
800  
kHz  
µA  
VOUT(OFF) = 12 V, TA = –40°C to 85°C, output off,  
CC ≥ VCC(min), t > tPO  
Output Leakage Current [8]  
IOUTOFF  
0.1  
V
VOUT(OFF) = 24 V, output off, VCC ≥ VCC(min), t >  
tPO  
Output Leakage Current  
IOUTOFF  
1
µA  
µA  
Output Leakage Current,  
Power-On [8][9]  
IOUTOFF(PO) VCC ≥ VCC(min), t < tPO  
95  
Output Saturation Voltage  
Output Off Voltage [10]  
VOUT(SAT) Output on, IOUT = 5 mA  
100  
500  
24  
2
mV  
V
VOUT(OFF) VOUT ≤ VOUT(OFF)(max)  
Output Rise Time [11][12]  
tr  
tf  
CL = 20 pF, RPULL-UP = 4.8 kΩ  
CL = 20 pF, RPULL-UP = 4.8 kΩ  
0.2  
0.1  
µs  
µs  
Output Fall Time [11][12]  
2
ON-BOARD PROTECTION  
Output Short-Circuit Current Limit [10]  
Output Zener Clamp Voltage  
Supply Zener Clamp Voltage  
Reverse Battery Zener Clamp Voltage  
Reverse Battery Current  
IOM  
VZ(OUT)  
VZ  
Output on, VPULL-UP ≤ 24 V  
IOUT = 1.5 mA, TA = 25°C  
ICC = ICC(max) + 3 mA, TA = 25°C  
ICC = –5 mA, TA = 25°C  
15  
32  
40  
25  
40  
mA  
V
V
VRZ  
–18  
V
IRCC  
VCC = –18 V, TA = 25°C  
–5  
mA  
[7] Typical data is at TA = 25°C and VCC = 12 V unless otherwise noted; for design information only.  
[8] Guaranteed by device design and characterization.  
[9] See Power-On Behavior section and Figure 4.  
[10] Refer to Figure 7 for typical and enhanced application circuits.  
[11] CL = oscilloscope probe capacitance.  
[12] See Figure 2 - Definition of Output Rise and Fall Time.  
VOUT(OFF)  
90%  
90%  
10%  
10%  
VOUT(SAT)  
t
tf  
tr  
Figure 2: Definition of Output Rise and Fall Time  
7
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
MAGNETIC CHARACTERISTICS: Valid over full operating voltage and ambient temperature ranges for TJ < TJ(max) and  
BYP = 0.1 µF, unless otherwise specified  
C
Characteristics  
Symbol  
Test Conditions  
Min.  
Typ. [1]  
Max.  
Unit [2]  
-0Pxx OPTION  
BOPS  
BOPN  
BRPS  
BRPN  
BHYS  
-0Pxx Option  
-0Pxx Option  
-0Pxx Option  
-0Pxx Option  
-0Pxx Option  
10  
–70  
5
40  
–40  
70  
–10  
50  
G
G
G
G
G
Operate Point  
22.5  
–22.5  
17.5  
Release Point  
–50  
5
–5  
Hysteresis  
40  
-0Sxx OPTION  
Operate Point  
Release Point  
Hysteresis  
BOPS  
BRPS  
BHYS  
-0Sxx Option  
-0Sxx Option  
-0Sxx Option  
10  
5
40  
70  
50  
40  
G
G
G
22.5  
17.5  
5
-0Nxx OPTION  
Operate Point  
Release Point  
Hysteresis  
BOPN  
BRPN  
BHYS  
-0Nxx Option  
-0Nxx Option  
-0Nxx Option  
‒70  
‒50  
5
‒40  
‒22.5  
17.5  
‒10  
‒5  
G
G
G
40  
Continued on next page...  
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ꢀꢁnꢂꢃꢄꢅaꢆ  
ꢇꢈꢉPꢊꢉꢋ  
ꢌnꢂꢃꢄꢅaꢆ ꢍꢄꢆꢎꢏ  
ꢇꢈꢉꢍꢊꢉꢋ  
ꢇꢈꢉSꢊꢉꢋ  
ꢅꢃ  
ꢅꢃ  
ꢀUꢆꢇꢀꢉꢉꢈ  
ꢀUꢆꢇꢀꢉꢉꢈ  
ꢀUꢆꢇꢀꢉꢉꢈ  
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Sꢎandaꢆd  
ꢀꢑꢎꢃꢑꢎ  
Pꢄꢅaꢆꢂꢎꢒ  
ꢀUꢆꢇSAꢆꢈ  
ꢀUꢆꢇSAꢆꢈ  
ꢀUꢆꢇSAꢆꢈ  
ꢂ-  
ꢀUꢆꢇSAꢆꢈ  
0
0
ꢂ-  
0
ꢂꢃ  
0
0
ꢂꢃ  
HꢄS  
HꢄS  
HꢄS  
HꢄS  
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ꢇꢈꢉSꢐꢉꢋ  
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ꢇꢈꢉPꢐꢉꢋ  
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ꢅꢃ  
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ꢀꢑꢎꢃꢑꢎ  
Pꢄꢅaꢆꢂꢎꢒ  
ꢀUꢆꢇSAꢆꢈ  
ꢀUꢆꢇSAꢆꢈ  
ꢀUꢆꢇSAꢆꢈ  
ꢀUꢆꢇSAꢆꢈ  
ꢂ-  
0
0
ꢂ-  
0
ꢂꢃ  
0
ꢂꢃ  
0
HꢄS  
HꢄS  
HꢄS  
HꢄS  
Figure 3: Hall Switch Output State vs. Magnetic Field  
B- indicates increasing north polarity magnetic field strength, and B+ indicates increasing south polarity magnetic field strength.  
8
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
MAGNETIC CHARACTERISTICS (continued): Valid over full operating voltage and ambient temperature ranges for TJ < TJ(max) and  
BYP = 0.1 µF, unless otherwise specified  
C
Characteristics  
Symbol  
Test Conditions  
Min.  
Typ. [1]  
Max.  
Unit [2]  
-1Pxx OPTION [3]  
BOPS  
BOPN  
BRPS  
BRPN  
BHYS  
-1Pxx Option  
-1Pxx Option  
-1Pxx Option  
-1Pxx Option  
-1Pxx Option  
50  
‒135  
40  
95  
‒95  
70  
135  
‒50  
110  
‒40  
47.5  
G
G
G
G
G
Operate Point  
Release Point  
‒110  
10  
‒70  
30  
Hysteresis  
-1Sxx OPTION [3]  
Operate Point  
Release Point  
Hysteresis  
BOPS  
BRPS  
BHYS  
-1Sxx Option  
-1Sxx Option  
-1Sxx Option  
50  
40  
10  
95  
70  
30  
135  
110  
G
G
G
47.5  
-1Nxx OPTION [3]  
Operate Point  
Release Point  
Hysteresis  
BOPN  
BRPN  
BHYS  
-1Nxx Option  
-1Nxx Option  
-1Nxx Option  
‒135  
‒110  
10  
‒95  
‒70  
30  
‒50  
‒40  
47.5  
G
G
G
-2Pxx OPTION [3]  
BOPS  
BOPN  
BRPS  
BRPN  
BHYS  
-2Pxx Option  
-2Pxx Option  
-2Pxx Option  
-2Pxx Option  
-2Pxx Option  
120  
‒200  
110  
150  
‒150  
125  
‒125  
30  
200  
‒120  
190  
G
G
G
G
G
Operate Point  
Release Point  
‒190  
10  
‒110  
47.5  
Hysteresis  
-2Sxx OPTION [3]  
Operate Point  
Release Point  
Hysteresis  
BOPS  
BRPS  
BHYS  
-2Sxx Option  
-2Sxx Option  
-2Sxx Option  
120  
110  
10  
150  
125  
30  
200  
190  
47.5  
G
G
G
-2Nxx OPTION [3]  
Operate Point  
Release Point  
Hysteresis  
BOPN  
BRPN  
BHYS  
-2Nxx Option  
-2Nxx Option  
-2Nxx Option  
‒200  
‒190  
10  
‒150  
‒125  
30  
‒120  
‒110  
47.5  
G
G
G
[1] Typical data are at TA = 25°C and VCC = 12 V unless otherwise noted.  
[2] Magnetic flux density, B, is indicated as a negative value for north-polarity magnetic fields, and a positive value for south-polarity magnetic fields.  
[3] Contact Allegro MicroSystems for availability.  
9
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
PACKAGE THERMAL CHARACTERISTICS: Device power consumption is extremely low. On-chip power dissipation will not be an issue under  
normal operating conditions.  
Characteristic  
Symbol  
Test Conditions  
Value Units  
Package LH, 1-layer PCB with copper limited to solder pads  
228  
110  
165  
°C/W  
°C/W  
°C/W  
2
Package LH, 2-layer PCB with 0.463 in. of copper area each side  
Package Thermal Resistance  
RθJA  
connected by thermal vias  
Package UA, 1-layer PCB with copper limited to solder pads  
Pꢆꢇꢈꢉ ꢊꢋꢌꢌꢋꢍaꢎꢋꢆn ꢘꢈꢉꢌꢕꢌ Aꢑꢙꢋꢈnꢎ ꢔꢈꢑꢍꢈꢉaꢎꢕꢉꢈ  
1ꢅ00  
1ꢄ00  
1700  
1600  
1ꢃ00  
1ꢂ00  
1ꢁ00  
1ꢀ00  
1100  
1000  
ꢅ00  
Paꢚꢛaꢜꢈ ꢝꢞꢏ ꢀꢟꢠaꢡꢈꢉ Pꢗꢢ  
ꢐꢣθꢤA ꢥ 110°ꢗꢦꢒꢓ  
Paꢚꢛaꢜꢈ ꢧAꢏ 1ꢟꢠaꢡꢈꢉ Pꢗꢢ  
ꢐꢣθꢤA ꢥ 16ꢃ°ꢗꢦꢒꢓ  
ꢄ00  
700  
600  
ꢃ00  
ꢂ00  
ꢁ00  
Paꢚꢛaꢜꢈ ꢝꢞꢏ 1ꢟꢠaꢡꢈꢉ Pꢗꢢ  
ꢐꢣθꢤA ꢥ ꢀꢀꢄ°ꢗꢦꢒꢓ  
ꢀ00  
100  
0
ꢀꢃ  
ꢂꢃ  
6ꢃ  
ꢄꢃ  
10ꢃ 1ꢀꢃ 1ꢂꢃ 16ꢃ 1ꢄꢃ  
ꢔꢈꢑꢍꢈꢉaꢎꢕꢉꢈ ꢐꢖꢗꢓ  
10  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
CHARACTERISTIC PERFORMANCE DATA  
Electrical Characteristics  
Average Supply Current versus Supply Voltage  
Average Supply Current versus Ambient Temperature  
(Output Off)  
(Output Off)  
15  
14  
13  
12  
11  
10  
9
15  
14  
13  
12  
11  
10  
9
TA (°C)  
-40  
VCC (V)  
3.3  
8
8
7
7
25  
85  
12  
24  
6
6
5
5
4
4
3
3
2
2
1
1
0
0
2
6
10  
14  
18  
22  
26  
-60  
-40  
-20  
0
20  
40  
60  
80  
100  
VCC (V)  
TA (°C)  
Average Supply Current versus Supply Voltage for TA = 150°C  
(Output Off)  
40  
35  
30  
25  
20  
15  
10  
5
TA (°C)  
150  
0
2
6
10  
14  
18  
22  
26  
VCC (V)  
Aꢀꢁꢂaꢃꢁ Sꢄꢁꢁꢅ ꢆꢇdꢁ Pꢁꢂꢈꢇd ꢀꢁꢂꢉꢊꢉ Aꢋꢌꢈꢁnꢍ ꢎꢁꢋꢅꢁꢂaꢍꢊꢂꢁ  
Average Sleep Mode Period versus Supply Voltage  
220  
220  
200  
180  
160  
140  
120  
100  
80  
200  
180  
160  
140  
120  
100  
80  
VCC (V)  
TA (°C)  
-40  
3.3 Vꢀ 12 Vꢀ  
ꢁꢂꢃ 24 V  
25  
150  
60  
60  
40  
40  
20  
20  
0
0
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
6
10  
14  
18  
22  
26  
TA (°C)  
VCC (V)  
Aꢀꢁꢂaꢃꢁ ꢏꢊꢍꢅꢊꢍ Saꢍꢊꢂaꢍꢈꢇn ꢐꢇꢄꢍaꢃꢁ ꢀꢁꢂꢉꢊꢉ Aꢋꢌꢈꢁnꢍ  
ꢎꢁꢋꢅꢁꢂaꢍꢊꢂꢁ ꢑꢇꢂ ꢒꢏꢓꢎ ꢔ ꢕ ꢋA  
Average Output Saturation Voltage versus Supply Voltage  
for IOUT = 5 mA  
500  
450  
400  
350  
300  
250  
200  
150  
100  
50  
500  
450  
400  
350  
300  
250  
200  
150  
100  
50  
VCC (V)  
TA (°C)  
-40  
3.3 Vꢀ 12 Vꢀ  
ꢁꢂꢃ 24 V  
25  
150  
0
0
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
6
10  
14  
18  
22  
26  
TA (°C)  
VCC (V)  
11  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
CHARACTERISTIC PERFORMANCE DATA  
Magnetic Characteristics  
-0xx Option  
Aꢁꢂaꢃꢁ ꢄꢅꢁꢂaꢆꢁ Pꢇꢈnꢆ ꢀꢁꢂꢉꢊꢉ Aꢋꢌꢈꢁnꢆ ꢍꢁꢋꢅꢁꢂaꢆꢊꢂꢁ  
Aꢁꢂaꢃꢁ ꢄꢅꢁꢂaꢆꢁ Pꢇꢈnꢆ ꢀꢁꢂꢉꢊꢉ Sꢊꢅꢅꢎꢏ ꢐꢇꢎꢆaꢃꢁ  
Sꢇꢊꢆꢓ  
70  
50  
VCC (V)  
BOPS  
70  
50  
TA (°C)  
BOPS  
Sꢇꢊꢆꢓ  
3.3  
-40  
30  
30  
12  
25  
10  
10  
24  
150  
BOPN  
-10  
-30  
-50  
-70  
BOPN  
-10  
-30  
-50  
-70  
3.3  
12  
24  
-40  
25  
ꢔꢇꢂꢆꢓ  
ꢔꢇꢂꢆꢓ  
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
VCC (V)  
16  
18  
20  
22  
24  
26  
TA (°C)  
Aꢁꢂaꢃꢁ ꢑꢁꢎꢁaꢉꢁ Pꢇꢈnꢆ ꢀꢁꢂꢉꢊꢉ Aꢋꢌꢈꢁnꢆ ꢍꢁꢋꢅꢁꢂaꢆꢊꢂꢁ  
Sꢇꢊꢆꢓ  
Aꢁꢂaꢃꢁ ꢑꢁꢎꢁaꢉꢁ Pꢇꢈnꢆ ꢀꢁꢂꢉꢊꢉ Sꢊꢅꢅꢎꢏ ꢐꢇꢎꢆaꢃꢁ  
Sꢇꢊꢆꢓ  
50  
40  
50  
40  
VCC (V)  
BRPS  
TA (°C)  
BRPS  
30  
30  
3.3  
12  
-40  
20  
20  
25  
10  
10  
24  
0
150  
0
BRPN  
-10  
-20  
-30  
-40  
-50  
BRPN  
-10  
-20  
-30  
-40  
-50  
3.3  
12  
24  
-40  
25  
ꢔꢇꢂꢆꢓ  
ꢔꢇꢂꢆꢓ  
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
26  
VCC (V)  
TA (°C)  
Aꢁꢂaꢃꢁ ꢒꢏꢉꢆꢁꢂꢁꢉꢈꢉ ꢀꢁꢂꢉꢊꢉ Aꢋꢌꢈꢁnꢆ ꢍꢁꢋꢅꢁꢂaꢆꢊꢂꢁ  
Aꢁꢂaꢃꢁ ꢒꢏꢉꢆꢁꢂꢁꢉꢈꢉ ꢀꢁꢂꢉꢊꢉ Sꢊꢅꢅꢎꢏ ꢐꢇꢎꢆaꢃꢁ  
30  
27.5  
25  
30  
27.5  
25  
VCC (V)  
BHYS(S)  
TA (°C)  
BHYS(S)  
3.3  
12  
-40  
22.5  
20  
22.5  
20  
25  
24  
17.5  
15  
150  
BHYS(N)  
17.5  
15  
BHYS(N)  
12.5  
10  
12.5  
10  
3.3  
12  
24  
-40  
25  
7.5  
5
7.5  
5
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
26  
VCC (V)  
TA (°C)  
12  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
CHARACTERISTIC PERFORMANCE DATA  
Magnetic Characteristics  
-1xx Option  
Average Operate Point versus Ambient Temperature  
Average Operate Point versus Supply Voltage  
135  
120  
105  
90  
VCC (V)  
BOPS  
135  
120  
105  
90  
TA (°C)  
BOPS  
75  
South  
3.3  
75  
South  
60  
-40  
60  
45  
12  
24  
45  
30  
25  
30  
15  
15  
0
150  
BOPN  
0
-15  
-30  
-45  
-60  
-75  
-90  
-105  
-120  
-135  
-15  
-30  
-45  
-60  
-75  
-90  
-105  
-120  
-135  
BOPN  
3.3  
12  
24  
North  
-40  
25  
North  
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
VCC (V)  
16  
18  
20  
22  
24  
26  
TA (°C)  
Average Release Point versus Supply Voltage  
South  
Average Release Point versus Ambient Temperature  
South  
105  
90  
105  
90  
VCC (V)  
BRPS  
TA (°C)  
BRPS  
75  
75  
60  
60  
3.3  
-40  
45  
45  
12  
24  
30  
30  
25  
15  
15  
0
150  
0
-15  
-30  
-45  
-60  
-75  
-90  
-105  
-15  
-30  
-45  
-60  
-75  
-90  
-105  
BRPN  
BRPN  
3.3  
12  
24  
-40  
25  
North  
North  
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
26  
VCC (V)  
TA (°C)  
Average Hysteresis versus Supply Voltage  
Average Hysteresis versus Ambient Temperature  
VCC (V)  
BHYS(S)  
47.5  
45  
47.5  
45  
TA (°C)  
BHYS(S)  
42.5  
40  
42.5  
40  
3.3  
-40  
37.5  
35  
37.5  
35  
12  
24  
25  
32.5  
30  
32.5  
30  
150  
BHYS(N)  
27.5  
25  
27.5  
25  
BHYS(N)  
22.5  
20  
22.5  
20  
3.3  
12  
24  
-40  
25  
17.5  
15  
17.5  
15  
12.5  
10  
12.5  
10  
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
26  
VCC (V)  
TA (°C)  
13  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
CHARACTERISTIC PERFORMANCE DATA  
Magnetic Characteristics  
-2xx Option  
Average Operate Point versus Ambient Temperature  
Average Operate Point versus Supply Voltage  
200  
160  
120  
80  
VCC (V)  
BOPS  
200  
160  
120  
80  
TA (°C)  
BOPS  
South  
3.3  
South  
-40  
12  
24  
40  
25  
40  
0
150  
BOPN  
0
BOPN  
-40  
-80  
-120  
-160  
-200  
-40  
-80  
-120  
-160  
-200  
3.3  
12  
24  
-40  
25  
North  
North  
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
VCC (V)  
16  
18  
20  
22  
24  
26  
TA (°C)  
Average Release Point versus Supply Voltage  
Average Release Point versus Ambient Temperature  
200  
160  
120  
80  
200  
160  
120  
80  
VCC (V)  
BRPS  
TA (°C)  
BRPS  
3.3  
-40  
South  
South  
12  
24  
25  
40  
40  
0
150  
0
BRPN  
-40  
-80  
-120  
-160  
-200  
BRPN  
-40  
-80  
-120  
-160  
-200  
North  
North  
3.3  
12  
24  
-40  
25  
150  
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
26  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
VCC (V)  
TA (°C)  
Average Hysteresis versus Supply Voltage  
Average Hysteresis versus Ambient Temperature  
VCC (V)  
BHYS(S)  
47.5  
45  
47.5  
45  
TA (°C)  
BHYS(S)  
42.5  
40  
42.5  
40  
3.3  
-40  
37.5  
35  
37.5  
35  
12  
24  
25  
32.5  
30  
32.5  
30  
150  
BHYS(N)  
27.5  
25  
27.5  
25  
BHYS(N)  
22.5  
20  
22.5  
20  
3.3  
12  
24  
-40  
25  
17.5  
15  
17.5  
15  
12.5  
10  
12.5  
10  
150  
-60  
-40  
-20  
0
20  
40  
60  
80  
100 120 140 160  
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
26  
VCC (V)  
TA (°C)  
14  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
FUNCTIONAL DESCRIPTION  
Low Average Power  
Power-On Behavior  
The built-in micropower control periodically activates the Hall  
switch circuitry for a short period of time (tAWAKE), and deacti-  
vates it for the remainder of the period (tPERIOD). See Figure 4:  
Micropower Operation and Power-On Behavior, for an example  
of the system timing and the behavior of the device during the  
power-on sequence. The short duration awake state allows for  
Device power-on begins when the supply voltage reaches  
VCC(min). During the power-on time, tPO, the device output is off  
with the exception of IOUTOFF(PO). Use of a large pull-up resis-  
tor, RPULL-UP (see Figure 7), can influence the Power-On State  
(POS) voltage level on the output pin during tON. The output  
voltage level during the POS is a function of the pull-up resistor  
sensor stabilization prior to sampling the Hall switch and latching and pull-up voltage. The Power-On State voltage level can be  
the state on the output. The output is latched on the falling edge  
of the timing pulse and held in the last sampled state during the  
sleep period; updates to the output only occur on the falling edge  
of the timing pulse. The micropower control operates indepen-  
dently of the output driver state.  
determined by subtracting the voltage drop created by RPULL-UP  
and IOUTOFF(PO) from the pull-up voltage:  
VOUT = VOUT(OFF) – (IOUTOFF(PO) × RPULL-UP  
)
To retain a power-on output voltage level above VPULL-UP / 2,  
a pull-up resistor less than or equal to 20 kΩ is recommended.  
After power-on is complete and the power-on time has elapsed,  
the device output will correspond with the applied magnetic field  
for B > BOP and B < BRP. Powering-on the device in the hys-  
teresis range (less than BOP and higher than BRP) will cause the  
device output to remain off. A valid output state is attained after  
the first excursion beyond BOP or BRP.  
CCꢅminꢆ  
Supply  
Voltage  
0
t
PO  
PꢃRꢄOꢅ  
CCꢅꢀNꢆ  
Sꢇꢈꢈly Cꢇrrent  
Undeꢉined ꢉor  
Supply  
Current  
tPꢁ  
tSLꢀꢀP  
tAꢂAꢃꢀ  
tSLꢀꢀP  
CC ꢊ ꢄCCꢅminꢆ  
CCꢅꢌꢋSꢆ  
t
t
Latch  
ꢁꢇtꢈꢇt  
Latch  
ꢁꢇtꢈꢇt  
PꢁS  
ꢄey  
POS  
B ꢁ BOP  
ꢁꢉꢉ  
ꢁꢇtꢈꢇt State  
Undeꢉined ꢉor  
Output Stateꢀ  
ꢁꢂꢃ Polarity  
tPꢁ  
tSLꢀꢀP  
tAꢂAꢃꢀ  
tSLꢀꢀP  
CC ꢊ ꢄCCꢅminꢆ  
B ꢂ BOP  
ꢁn  
PꢁS  
ꢄey  
ꢁꢉꢉ  
ꢁꢇtꢈꢇt State  
Undeꢉined ꢉor  
POS  
Output Stateꢀ  
ꢁHꢃ Polarity  
tPꢁ  
tSLꢀꢀP  
tAꢂAꢃꢀ  
tSLꢀꢀP  
B ꢁ BOPꢆ BRP ꢂ B ꢂ BOP  
B ꢂ BRP  
CC ꢊ ꢄCCꢅminꢆ  
ꢁn  
t
Figure 4: Micropower Operation and Power-On Behavior  
15  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
Once VCC is restored to above VCC(UV)DIS, the power-on  
sequence begins and the output will correspond with the applied  
magnetic field for B > BOP and B < BRP after tPOR has elapsed.  
In the case the supply voltage does not return to these operational  
levels, or if the applied magnetic field is within the hysteresis  
range, the output will remain in the power-on state.  
Functional Safety  
2
The APS11700 and APS11760 were designed in  
accordance with the international standard for  
automotive functional safety, ISO 26262:2011.  
-
These products achieve an ASIL (Automotive Safety Integrity  
Level) rating of ASIL A according to the standard. The APS11700  
and APS11760 are both classified as a SEooC (Safety Element  
out of Context) and can be easily integrated into safety-critical  
systems requiring higher ASIL ratings that incorporate external  
diagnostics or use measures such as redundancy. Safety docu-  
mentation will be provided to support and guide the integration  
process. For further information, contact your local FAE for  
A2-SIL™ documentation: www.allegromicro.com/ASIL.  
Operation  
The APS11700 and APS11760 are integrated Hall-effect sensor  
ICs with an open-drain output. Table 1 offers a guide for select-  
ing the output polarity configuration, further explained in the  
configuration sections below. The output is an open-drain NMOS  
transistor that actuates in response to a magnetic field. The direc-  
tion of the applied magnetic field is perpendicular to the branded  
face for the APS11700, and parallel with the branded face for  
the APS11760; see Figure 6 for an illustration. The devices are  
offered in two packages: the UA package, a 3-pin through-hole  
mounting configuration, or in the LH package, a 3-pin surface-  
mount configuration. See the Selection Guide for a complete list  
of available options.  
Undervoltage Lockout Operation  
The APS11700 and APS11760 have an internal diagnostic to  
check the voltage supply (an undervoltage lockout regulator).  
When the supply voltage falls below the undervoltage lockout  
voltage, VCC(UV)EN, the device will enter reset, where the output  
state returns to the High state (the Power-On State) until VCC is  
increased to VCC(UV)DIS. The supply voltage monitor employed  
by the undervoltage lockout circuit is only active during the  
awake time. Therefore, undervoltage lockout can be enabled and  
disabled only when the device is in the awake state. See Figure 5  
Configurations xSLx and xSHx. The unipolar output of these  
devices is actuated when a south-polarity magnetic field perpen-  
dicular to the Hall element exceeds the operate point threshold,  
BOPS. When BOPS is exceeded, the xSLx output turns on (goes  
for an example. When enabled, the supply current will be ICC(EN)  
.
CCꢄminꢅ  
CCꢄUꢀꢅꢆꢇS  
CCꢄUꢀꢅꢂN  
Supply  
Voltage  
Power-ꢁꢈꢈ  
t
CCꢄꢂNꢅ  
Supply  
Currentꢄ  
UꢀLꢁ  
ꢂnaꢃled  
CCꢄꢆꢇSꢅ  
POR  
t
t
t
PꢁS  
PꢁS  
ꢅey  
High  
Output Stateꢀ  
ꢁꢂꢃ Polarity  
POS  
B ꢁ BOP  
B ꢃ BOP  
Low  
ꢅey  
High  
Output Stateꢀ  
ꢁHꢃ Polarity  
POS  
B ꢁ BOPꢂ  
BRP ꢃ B ꢃ BOP  
Low  
B ꢃ BRP  
ꢄꢅꢆꢇꢈꢉꢊꢉꢋꢌꢈ ꢍꢎꢀꢏ Cꢏꢇꢐꢌ ꢑꢒꢓ Pꢌꢈꢆꢉꢓ Nꢉꢀ ꢀꢉ Sꢇꢑꢐꢌ  
Figure 6: Magnetic Sensing Orientations  
APS11700 LH (Panel A), APS11700 UA (Panel B),  
APS11760 LH (Panel C) and APS11760 UA (Panel D)  
Figure 5: Undervoltage Lockout Behavior  
16  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
low). The xSHx is complementary, in that for this device the  
output turns off (goes high) when BOPS is exceeded. When the  
magnetic field is removed or reduced below the release point,  
BRPS, the device outputs return to their original state—off for  
the xSLx and on for the xSHx. See Figure 3 for unipolar south  
switching behavior.  
Configurations xPLx and xPHx. The omnipolar operation of  
these devices allows actuation with either a north or a south  
polarity field. The xPLx operates using the standard output polar-  
ity convention. Fields exceeding the operating points, BOPS or  
BOPN, will turn the output on (low). When the magnetic field is  
removed or reduced below the release point, BRPN or BRPS, the  
device output turns off (goes high). The xPHx is complementary,  
in that for the device, a north or south polarity field exceeding  
the operate points, BOPS or BOPN, will turn the output off (high).  
Removal of the field, or reduction below the release point thresh-  
old, BRPS or BRPN, will turn the output on (low). See Figure 3 for  
omnipolar switching behavior.  
Configurations xNLx and xNHx. The unipolar output of these  
devices is actuated when a north-polarity magnetic field perpen-  
dicular to the Hall element exceeds the operate point threshold,  
BOPN. When BOPN is exceeded, the xNLx output turns on (goes  
low). The xNHx is complementary, in that for this device the  
output turns off (goes high) when BOPN is exceeded. When the  
magnetic field is removed or reduced below the release point,  
BRPN, the device outputs return to their original state—off for  
the xNLx and on for the xNHx. See Figure 3 for unipolar north  
switching behavior.  
After turn-on, the output transistor is capable of sinking current  
up to the short circuit current limit, IOM, which is a minimum of  
15 mA. The difference in the magnetic operate and release points  
is the hysteresis, BHYS, of the device. This built-in hysteresis  
allows clean switching of the output even in the presence of  
external mechanical vibration and electrical noise.  
Table 1: Switch Polarity Configuration Options  
Part  
Number  
Suffix  
Output  
State for  
B > BOP  
Output  
State for B  
= 0 G  
Power-On  
State,  
t < tPO  
Operating  
Mode  
Unipolar  
South  
xSLx  
xSHx  
xNLx  
xNHx  
Low  
High  
Low  
High  
High  
Low  
High  
Low  
High  
High  
High  
High  
Unipolar  
South  
Unipolar  
North  
Unipolar  
North  
xPLx  
xPHx  
Omnipolar  
Omnipolar  
Low  
High  
Low  
High  
High  
High  
17  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
Applications  
It is strongly recommended that an external bypass capacitor be  
connected (in close proximity to the Hall element) between the  
supply and ground of the device to guarantee correct performance  
under harsh environmental conditions and to reduce noise from  
internal circuitry. As is shown in Figure 7: Typical and Enhanced  
Protection Application Circuits, a 0.1 µF capacitor is required.  
Extensive applications information for Hall-effect devices is  
available in:  
• Hall-Effect IC Applications Guide, AN27701,  
• Hall-Effect Devices: Guidelines for Designing Subassemblies  
Using Hall-Effect Devices AN27703.1  
• Soldering Methods for Allegros Products – SMD and Through-  
Hole, AN26009  
In applications where the APS11700 or APS11760 receives  
its power from an unregulated source such as a car battery, or  
where greater immunity is required, additional measures may  
be employed. Specifications for such transients will vary, so  
protection circuit design should be optimized for each application.  
For example, the circuit shown in Figure 7 includes an optional  
series resistor and output capacitor which improves performance  
during Powered ESD testing (ISO 10605), Conducted Immunity  
(ISO 7637-2 and ISO 16750-2), and Bulk Current Injection  
testing (ISO 11452-4).  
All are provided on the Allegro website:  
www.allegromicro.com  
ꢁꢂꢃꢄꢅaꢆ Aꢃꢃꢆꢄꢅaꢇꢄꢈnꢉ ꢊꢄꢋꢅꢌꢄꢇ  
Vertical Hall-Effect Sensor Linear Tools  
SUPPLꢄ  
System design and magnetic sensor evaluation often require an in-  
depth look at the overall strength and profile generated by a mag-  
netic field input. To aid in this evaluation, Allegro MicroSystems  
provides a high-accuracy linear output tool capable of reporting  
the non-perpendicular magnetic field by means of an vertical  
Hall-effect sensor IC equipped with a calibrated analog output.  
For further information, contact your local Allegro field applica-  
tions engineer or sales representative.  
ꢍ3.3 to ꢎꢇ ꢀꢏ  
RPULL-UP  
ꢇ.ꢈ ꢉΩ  
APS117ꢀꢀ  
ꢀCC  
ꢀꢁUꢂ  
ꢋNꢌ  
ꢁUꢂ  
CꢃꢄP  
0.1 ꢅꢆ  
ꢍnꢎanꢅꢏd Pꢋꢈꢇꢏꢅꢇꢄꢈn ꢊꢄꢋꢅꢌꢄꢇ  
PULL-UP  
(≤ 24 V)  
SUPPLꢄ  
ꢍ3.3 to ꢎꢇ ꢀꢏ  
RPULL-UP  
ꢇ.ꢈ ꢉΩ  
RS  
100 Ω  
APS117ꢀꢀ  
ꢀCC  
ꢀꢁUꢂ  
ꢋNꢌ  
ꢁUꢂ  
CꢃꢄP  
0.1 ꢅꢆ  
CꢁUꢂ  
ꢇ.ꢊ nꢆ  
Figure 7: Typical and Enhanced  
Protection Application Circuits  
Recommended RPULL-UP ≤ 20 kΩ.  
See Power-On Behavior section.  
18  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
CHOPPER STABILIZATION  
A limiting factor for switchpoint accuracy when using Hall-effect offset causing the magnetically induced signal to recover its  
original spectrum at baseband while the DC offset becomes a  
high-frequency signal. Then, using a low-pass filter, the signal  
passes while the modulated DC offset is suppressed. Allegro’s  
innovative chopper-stabilization technique uses a high-frequency  
clock.  
technology is the small signal voltage developed across the Hall  
plate. This voltage is proportionally small relative to the offset  
that can be produced at the output of the Hall sensor. This makes  
it difficult to process the signal and maintain an accurate, reliable  
output over the specified temperature and voltage range. Chopper  
stabilization is a proven approach used to minimize Hall offset.  
The high-frequency operation allows a greater sampling rate  
that produces higher accuracy, reduced jitter, and faster signal  
processing. Additionally, filtering is more effective and results  
in a lower noise analog signal at the sensor output. Devices such  
as the APS11700 and APS11760 that use this approach have an  
extremely stable quiescent Hall output voltage, are immune to  
thermal stress, and have precise recoverability after temperature  
cycling. This technique is made possible through the use of a  
BiCMOS process which allows the use of low offset and low  
noise amplifiers in combination with high-density logic and  
sample-and-hold circuits.  
The technique, dynamic quadrature offset cancellation, removes  
key sources of the output drift induced by temperature and pack-  
age stress. This offset reduction technique is based on a signal  
modulation-demodulation process. Figure 8: Model of Chopper  
Stabilization Circuit (Dynamic Offset Cancellation) illustrates  
how it is implemented.  
The undesired offset signal is separated from the magnetically  
induced signal in the frequency domain through modulation. The  
subsequent demodulation acts as a modulation process for the  
Regulator  
Clock/Logic  
Low-Pass  
Filter  
Hall Element  
Amp  
Figure 8: Model of Chopper Stabilization Circuit  
(Dynamic Offset Cancellation)  
19  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
Package LH, 3-Pin SMD (SOT23W)  
APS11700  
(Reference DWG-2840)  
ꢐ0.12  
ꢑ0.0ꢈ  
2.ꢅꢈ  
1.4ꢅ  
4ꢒ±4ꢒ  
3
A
ꢐ0.020  
ꢑ0.053  
0.1ꢈ0  
0.ꢅ6  
ꢐ0.10  
ꢑ0.20  
ꢐ0.1ꢅ  
1.ꢅ1  
ꢑ0.06  
2.40  
2.ꢅ0  
0.70  
0.25 ꢓIꢔ  
1.00  
2
1
0.55 ꢀꢁꢂ  
0.25 BSꢄ  
0.ꢅ5  
PꢄB Laꢊout ꢀeference ꢎieꢏ  
Seating Plane  
ꢃauge Plane  
B
Branꢉeꢉ ꢂace  
ꢈX 10ꢒ ꢀꢁꢂ  
1.00 ±0.13  
ꢐ0.10  
A0ꢅ  
0.05  
ꢑ0.05  
0.ꢅ5 BSꢄ  
0.40 ±0.10  
1
Stanꢉarꢉ Branꢉing ꢀeference ꢎieꢏ  
ꢂor ꢀeference Onlꢊꢌ not for tooling use ꢕreference ꢇWꢃ-2ꢈ40ꢖ  
ꢇimensions in millimeters  
ꢇimensions exclusiꢆe of molꢉ flash, gate burrs, anꢉ ꢉambar protrusions  
ꢁxact case anꢉ leaꢉ configuration at supplier ꢉiscretion ꢏithin limits shoꢏn  
Actiꢆe Area ꢇepth, 0.2ꢈ mm ꢀꢁꢂ  
A
B
ꢀeference lanꢉ pattern laꢊout  
All paꢉs a minimum of 0.20 mm from all aꢉꢋacent paꢉsꢌ aꢉꢋust as necessarꢊ  
to meet application process reꢍuirements anꢉ PꢄB laꢊout tolerances  
Branꢉing scale anꢉ appearance at supplier ꢉiscretion  
Hall element, not to scale  
20  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
Package UA, 3-Pin SIP  
APS11700  
(Reference DWG-9065)  
ꢓ0.0ꢕ  
ꢔ0.05  
4.0ꢏ  
45ꢂ  
B
2.04  
1.52 ±0.05  
10ꢂ  
1.44  
ꢁolꢅ ꢊꢑector  
Pin Inꢅent  
ꢓ0.0ꢕ  
3.02  
ꢔ0.05  
45ꢂ  
Branꢅeꢅ  
ꢌace  
0.7ꢏ ꢋꢊꢌ  
A
A10  
1.02  
ꢁAX  
1
Stanꢅarꢅ Branꢅing ꢋeference ꢒieꢐ  
1
2
3
14.ꢏꢏ ±0.25  
ꢓ0.03  
ꢔ0.06  
0.41  
ꢌor ꢋeference Onlꢍꢎ not for tooling use ꢈreference ꢆWꢄ-ꢏ065ꢉ  
ꢆimensions in millimeters  
ꢆimensions exclusiꢇe of molꢅ flash, gate burrs, anꢅ ꢅambar protrusions  
ꢊxact case anꢅ leaꢅ configuration at supplier ꢅiscretion ꢐithin limits shoꢐn  
ꢓ0.05  
ꢔ0.07  
0.43  
ꢆambar remoꢇal protrusion ꢈ6Xꢉ  
A
B
C
ꢄate anꢅ tie bar burr area  
Actiꢇe Area ꢆepth, 0.50 mm ꢋꢊꢌ  
Branꢅing scale anꢅ appearance at supplier ꢅiscretion  
Hall element ꢈnot to scaleꢉ  
1.27 ꢀOꢁ  
21  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
Package LH, 3-Pin SMD (SOT23W)  
APS11760  
(Reference DWG-2840)  
ꢏ0.12  
ꢐ0.0ꢒ  
2.ꢅꢒ  
4ꢑ±4ꢑ  
3
ꢏ0.020  
ꢐ0.053  
0.1ꢒ0  
0.ꢅ6  
ꢏ0.10  
ꢐ0.20  
ꢏ0.1ꢅ  
1.ꢅ1  
ꢐ0.06  
2.40  
2.ꢅ0  
0.70  
0.25 ꢓIꢔ  
1.00  
2
1
0.55 ꢀꢁꢂ  
0.25 BSꢄ  
0.ꢅ5  
PꢄB Laꢉout ꢀeference ꢍieꢎ  
A
Seating Plane  
ꢃauge Plane  
B
Branꢈeꢈ ꢂace  
ꢒX 10ꢑ ꢀꢁꢂ  
1.00 ±0.13  
ꢏ0.10  
AAꢇ  
0.05  
ꢐ0.05  
0.ꢅ5 BSꢄ  
0.40 ±0.10  
1
Stanꢈarꢈ Branꢈing ꢀeference ꢍieꢎ  
ꢂor ꢀeference Onlꢉꢋ not for tooling use ꢕreference ꢇWꢃ-2ꢒ40ꢖ  
ꢇimensions in millimeters  
ꢇimensions exclusiꢆe of molꢈ flash, gate burrs, anꢈ ꢈambar protrusions  
ꢁxact case anꢈ leaꢈ configuration at supplier ꢈiscretion ꢎithin limits shoꢎn  
Actiꢆe Area ꢇepth, 1.32 mm  
A
B
ꢀeference lanꢈ pattern laꢉout  
All paꢈs a minimum of 0.20 mm from all aꢈꢊacent paꢈsꢋ aꢈꢊust as necessarꢉ  
to meet application process reꢌuirements anꢈ PꢄB laꢉout tolerances  
Branꢈing scale anꢈ appearance at supplier ꢈiscretion  
Hall element, not to scale  
22  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
Package UA, 3-Pin SIP  
APS11760  
(Reference DWG-9065)  
ꢓ0.0ꢕ  
ꢔ0.05  
4.0ꢏ  
45ꢂ  
B
2.04  
1.52 ±0.05  
10ꢂ  
ꢁolꢄ ꢉꢑector  
Pin Inꢄent  
ꢓ0.0ꢕ  
3.02  
ꢔ0.05  
45ꢂ  
Branꢄeꢄ  
ꢋace  
0.7ꢏ ꢌꢉꢋ  
A
AAꢅ  
1.02  
ꢁAX  
1
Stanꢄarꢄ Branꢄing ꢌeference ꢒieꢐ  
1
2
3
14.ꢏꢏ ±0.25  
ꢓ0.03  
ꢔ0.06  
0.41  
ꢋor ꢌeference Onlꢍꢎ not for tooling use ꢇreference ꢅWꢃ-ꢏ065ꢈ  
ꢅimensions in millimeters  
ꢅimensions exclusiꢆe of molꢄ flash, gate burrs, anꢄ ꢄambar protrusions  
ꢉxact case anꢄ leaꢄ configuration at supplier ꢄiscretion ꢐithin limits shoꢐn  
ꢓ0.05  
ꢔ0.07  
0.43  
ꢅambar remoꢆal protrusion ꢇ6Xꢈ  
ꢃate anꢄ tie bar burr area  
A
C
Actiꢆe Area ꢅepth, 1.27 mm  
Branꢄing scale anꢄ appearance at supplier ꢄiscretion  
Hall element ꢇnot to scaleꢈ  
1.27 ꢀOꢁ  
23  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  
APS11700  
and APS11760  
Micropower Vertical and Planar  
Hall-Effect Switches  
Revision History  
Number  
Date  
Description  
1
November 1, 2018  
November 26, 2018  
Initial release  
Updated footnote (page 4) and Figure 7 (page 16)  
Updated Selection Guide (page 3) and ESD Performance table (page 4);  
added Magnetic Characteristics -1xx and -2xx plots (pages 13-14)  
2
February 11, 2019  
Copyright ©2019, Allegro MicroSystems, LLC  
Allegro MicroSystems, LLC reserves the right to make, from time to time, such departures from the detail specifications as may be required to  
permit improvements in the performance, reliability, or manufacturability of its products. Before placing an order, the user is cautioned to verify that  
the information being relied upon is current.  
Allegro’s products are not to be used in any devices or systems, including but not limited to life support devices or systems, in which a failure of  
Allegro’s product can reasonably be expected to cause bodily harm.  
The information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, LLC assumes no responsibility for its  
use; nor for any infringement of patents or other rights of third parties which may result from its use.  
Copies of this document are considered uncontrolled documents.  
For the latest version of this document, visit our website:  
www.allegromicro.com  
24  
Allegro MicroSystems, LLC  
955 Perimeter Road  
Manchester, NH 03103-3353 U.S.A.  
www.allegromicro.com  

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