LT1009CZ#TR [Linear]
LT1009 Series - 2.5V Reference; Package: TO-92; Pins: 3; Temperature Range: 0°C to 70°C;型号: | LT1009CZ#TR |
厂家: | Linear |
描述: | LT1009 Series - 2.5V Reference; Package: TO-92; Pins: 3; Temperature Range: 0°C to 70°C |
文件: | 总8页 (文件大小:148K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
LT1009 Series
2.5V Reference
U
FEATURES
DESCRIPTIO
The LT®1009 is a precision trimmed 2.5V shunt regulator
diodefeaturingamaximuminitialtoleranceofonly±5mV.
The low dynamic impedance and wide operating current
range enhances its versatility. The 0.2% reference toler-
ance is achieved by on-chip trimming which not only
minimizes the initial voltage tolerance but also minimizes
the temperature drift.
■
Maximum Initial Tolerance: 0.2%
■
Guaranteed Temperature Stability
■
Maximum 0.6Ω Dynamic Impedance
Wide Operating Current Range
■
■
Directly Interchangeable with LM136 for Improved
Performance
■
No Adjustments Needed for Minimum Temperature
Coefficient
Even though no adjustments are needed with the LT1009,
athirdterminalallowsthereferencevoltagetobeadjusted
±5% to calibrate out system errors. In many applications,
the LT1009 can be used as a pin-to-pin replacement of the
LM136 and the external trim network eliminated.
U
APPLICATIO S
■
Reference for 5V Systems
■
8-Bit A/D and D/A Reference
■
Digital Voltmeters
Foralowerdrift2.5Vreference,seetheLT1019datasheet.
■
Current Loop Measurement and Control Systems
■
, LTC and LT are registered trademarks of Linear Technology Corporation.
Power Supply Monitor
U
TYPICAL APPLICATION
2.5V Reference
Output Voltage
2.53
5V TO 35V
2.52
3.6k
GUARANTEED
MAXIMUM
2.51
OUTPUT
10k*
LT1009
TRIM
TYPICAL
2.50
2.49
2.48
2.47
GUARANTEED
MINIMUM
*DOES NOT AFFECT
TEMPERATURE COEFFICIENT.
±5% TRIM RANGE
1009 TA01
50
TEMPERATURE (°C)
100 125
–50 –25
0
25
75
1009 TA02
1
LT1009 Series
ABSOLUTE AXI U RATI GS
W W
U W
(Note 1)
Reverse Current.................................................... 20mA
Forward Current ................................................... 10mA
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
Operating Temperature Range
LT1009/LT1009C .................................. 0°C to 70°C
LT1009I........................................... –40°C to 85°C
LT1009M (OBSOLETE)................... –55°C to 125°C
U W
U
PACKAGE/ORDER I FOR ATIO
BOTTOM VIEW
ORDER PART
ORDER PART
NUMBER
NUMBER
TOP VIEW
+
ADJ
NC
NC
NC
(–)
1
2
3
4
8 (+)
7 NC
6 (+)
5 ADJ
LT1009MH
LT1009CH
LT1009CMS8
–
MS8 PART MARKING
LTQZ
MS8 PACKAGE
8-LEAD PLASTIC MSOP
H PACKAGE
3-LEAD TO-46 METAL CAN
TJMAX = 150°C, θJA = 250°C/ W
TJMAX = 150°C, θJA = 440°C/ W, θJC = 80°C/ W
OBSOLETE PACKAGE
Consider the MS8, S8 or Z Packages for Alternate Source
ORDER PART
ORDER PART
NUMBER
TOP VIEW
BOTTOM VIEW
NUMBER
NC
NC
NC
(–)
1
2
3
4
8
7
6
5
(+)
NC
(+)
ADJ
+
ADJ
–
LT1009S8
LT1009IS8
LT1009CZ
LT1009IZ
S8 PART MARKING
Z PACKAGE
S8 PACKAGE
3-LEAD PLASTIC TO-92
8-LEAD PLASTIC SO
1009
1009I
TJMAX = 100°C, θJA = 160°C/ W
TJMAX = 150°C, θJA = 190°C/ W
Consult LTC Marketing for parts specified with wider operating temperature ranges.
U
AVAILABLE OPTIO S
PACKAGE STYLE
TEMPERATURE
ACCURACY
(%)
COEFFICIENT
(ppm/°C)
TO-46 (H)
OBSOLETE
MSOP-8
(MS8)
SO-8
(S8)
TO-92
(Z)
TEMPERATURE
0°C to 70°C
0.20
0.40
25
25
LT1009CH
LT1009CZ
LT1009CMS8
LT1009S8
LT1009IS8
–40°C to 85°C
–55°C to 125°C
0.20
0.40
35
35
LT1009IZ
0.20
35
LT1009MH
2
LT1009 Series
ELECTRICAL CHARACTERISTICS
The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
LT1009M
MIN TYP MAX
LT1009I
LT1009/LT1009C
SYMBOL PARAMETER
CONDITIONS
T = 25°C, I = 1mA, H, Z Pkg
MIN TYP MAX MIN TYP MAX
UNITS
V
Z
Reverse Breakdown
Voltage
2.495 2.500 2.505 2.495 2.500 2.505 2.495 2.500 2.505
2.49 2.50 2.51 2.49 2.50 2.51
V
V
A
R
MS, S Pkg
∆V
Reverse Breakdown
Change with Current
400µA ≤ I ≤ 10mA
2.6
3.0
6
10
2.6
3.0
10
12
2.6
3.0
10
12
mV
mV
Z
R
∆I
●
R
r
Reverse Dynamic
Impedance
I = 1mA
0.2
0.4
0.6
1.0
0.2
0.4
1.0
1.4
0.2
0.4
1.0
1.4
Ω
Ω
Z
R
●
●
Temperature Stability
Average Temperature
T
≤ T ≤ T
MAX
15
25
15
1.8
15
4
mV
MIN
A
∆V
0°C ≤ T ≤ 70°C
15
15
20
25
35
25
ppm/°C
ppm/°C
ppm/°C
Z
A
∆Temp Coefficient (Notes 2, 3) –40°C ≤ T ≤ 85°C
A
–55°C ≤ T ≤ 125°C
25
20
35
A
∆V
Long-Term Stability
T = 25°C ±0.1°C, I = 1mA
A
20
ppm/kHr
Z
R
∆Time
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 3: Average temperature coefficient is defined as the total voltage
change divided by the specified temperature change.
Note 2: Guaranteed by Design.
U W
TYPICAL PERFOR A CE CHARACTERISTICS
Reverse Characteristics
Forward Characteristics
Reverse Voltage Change
–1
1.2
1.0
0.8
0.6
0.4
0.2
0
5
4
3
2
1
0
10
10
10
10
10
T
= 25°C
J
–2
–3
–4
–5
T
J
= 25°C
T
J
= 125°C
T
= –55°C
J
0.001
0.01
0.1
1
10
0
4
12
16
20
8
0.5
1.0
1.4
1.8
2.2
2.6
REVERSE CURRENT (mA)
FORWARD CURRENT (mA)
REVERSE VOLTAGE (V)
1009 G02
1009 G03
1009 G01
3
LT1009 Series
TYPICAL PERFOR A CE CHARACTERISTICS
U W
Dynamic Impedance
Output Noise Voltage
Response Time
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
100
10
1
250
200
150
100
50
I
= 1mA
R
I
= 1mA
R
J
–55°C ≤ T ≤ 125°C
OUTPUT
J
T
= 25°C
5k
INPUT
OUTPUT
10
INPUT
4
0
0.1
10
100
1k
FREQUENCY (Hz)
10k
100k
1k
0
1
20
10
10k
100k
100
TIME (µs)
FREQUENCY (Hz)
1009 G06
1009 G04
1009 G05
W
W
SCHE ATIC DIAGRA
+
Q11
Q7
24k 24k
6.6k
Q8
Q7
20pF
30pF
Q10
10k
500Ω
Q9
ADJ
Q2
Q1
30k
6.6k
Q4
Q5
Q6
Q12
Q13
720Ω
Q3
–
1009 SD
4
LT1009 Series
U
TYPICAL APPLICATIO S
Wide Supply Range, Adjustable Reference
Low Temperature Coefficient Power Regulator
3.6V TO 40V
LT317A
IN OUT
+
V
OUT
V
IN
V
ADJ
LM334
1.2k
R
–
62Ω
V
375Ω
LT1009
10k
LT1009
1009 TA03
2k
1009 TA04
Switchable ±1.25V Bipolar Reference
5V
5k
5k
5V
–5V
10k
1%
LT1009
OUT
9.76k
1%
500Ω
1009 TA05
5k
–5V
5
LT1009 Series
U
PACKAGE DESCRIPTIO
H Package
2-Lead and 3-Lead TO-46 Metal Can
(LTC DWG # 05-08-1340)
0.209 – 0.219
(5.309 – 5.537)
0.178 – 0.195
(4.521 – 4.953)
0.100
(2.540)
TYP
0.085 – 0.105
(2.159 – 2.667)
0.050
(1.270)
TYP
0.050
(1.270)
TYP
0.500
(12.700)
MIN
PIN 1
REFERENCE
FOR 3-LEAD PACKAGE ONLY
PLANE
*
0.025
(0.635)
MAX
45°
0.028 – 0.048
(0.711 – 1.219)
H02/03(TO-46) 1098
0.036 – 0.046
(0.914 – 1.168)
0.016 – 0.021**
(0.406 – 0.533)
DIA
*LEAD DIAMETER IS UNCONTROLLED BETWEEN THE REFERENCE PLANE
AND 0.045" BELOW THE REFERENCE PLANE
0.016 – 0.024
**FOR SOLDER DIP LEAD FINISH, LEAD DIAMETER IS
(0.406 – 0.610)
OBSOLETE PACKAGE
MS8 Package
8-Lead Plastic MSOP
(Reference LTC DWG # 05-08-1660)
0.118 ± 0.004*
(3.00 ± 0.102)
8
7
6
5
0.118 ± 0.004**
(3.00 ± 0.102)
0.193 ± 0.006
(4.90 ± 0.15)
1
2
3
4
0.043
(1.10)
MAX
0.034
(0.86)
REF
0.007
(0.18)
0° – 6° TYP
SEATING
PLANE
0.009 – 0.015
(0.22 – 0.38)
0.021 ± 0.006
(0.53 ± 0.015)
0.005 ± 0.002
(0.13 ± 0.05)
0.0256
(0.65)
BSC
MSOP (MS8) 1100
* DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH,
PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
6
LT1009 Series
U
PACKAGE DESCRIPTIO
S8 Package
8-Lead Plastic Small Outline (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1610)
0.189 – 0.197*
(4.801 – 5.004)
7
5
8
6
0.150 – 0.157**
(3.810 – 3.988)
0.228 – 0.244
(5.791 – 6.197)
1
3
4
2
0.010 – 0.020
(0.254 – 0.508)
× 45°
0.053 – 0.069
(1.346 – 1.752)
0.004 – 0.010
(0.101 – 0.254)
0.008 – 0.010
(0.203 – 0.254)
0°– 8° TYP
0.016 – 0.050
(0.406 – 1.270)
0.050
(1.270)
BSC
0.014 – 0.019
(0.355 – 0.483)
TYP
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
SO8 1298
Z Package
3-Lead Plastic TO-92 (Similar to TO-226)
(Reference LTC DWG # 05-08-1410)
0.060 ± 0.005
0.180 ± 0.005
(1.524± 0.127)
(4.572 ± 0.127)
DIA
0.90
(2.286)
NOM
0.180 ± 0.005
(4.572 ± 0.127)
5°
NOM
0.500
(12.70)
MIN
0.050
(1.270)
MAX
UNCONTROLLED
LEAD DIMENSION
0.016 ± 0.003
(0.406 ± 0.076)
0.015 ± 0.002
(0.381 ± 0.051)
Z3 (TO-92) 0401
0.050
(1.27)
BSC
0.060 ± 0.010
(1.524 ± 0.254)
0.098 +016/–0.04
(2.5 +0.4/–0.1)
2 PLCS
TO-92 TAPE AND REEL
REFER TO TAPE AND REEL SECTION OF
LTC DATA BOOK FOR ADDITIONAL INFORMATION
0.140 ± 0.010
(3.556 ± 0.127)
3
2
1
10° NOM
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tationthattheinterconnectionofitscircuitsasdescribedhereinwillnotinfringeonexistingpatentrights.
7
LT1009 Series
U
TYPICAL APPLICATIO
Low Noise 2.5V Buffered Reference
1µF
V
≥ 6V
10k
IN
2
3
7
LT1001C
4
–
1k
6
2.5V
10k
1k
+
+
+
20µF
100k
LT1009
20µF
1009 TA06
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1009fc LT/TP 0501 1.5K REV C • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1985
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
8
●
●
(408)432-1900 FAX:(408)434-0507 www.linear-tech.com
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