1SMA8.5AT3 [MOTOROLA]
Zener Transient Voltage Suppressors; 齐纳瞬态电压抑制器
| 型号： | 1SMA8.5AT3 |
| 厂家： | 
MOTOROLA |
| 描述： | Zener Transient Voltage Suppressors |
| 文件： | 总4页 (文件大小：92K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
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by 1SMA5.0AT3/D
SEMICONDUCTOR TECHNICAL DATA
Specification Features:
•
•
•
•
•
•
•
•
Reverse Stand–Off Voltage Range: 5.0–78 V
Peak Power — 400 Watts @ 1.0 ms
PLASTIC SURFACE MOUNT
ZENER OVERVOLTAGE
TRANSIENT SUPPRESSORS
ESD Rating of Class 3 (>16 kV) per Human Body Model
Pico Seconds Response Time (0 V to BV)
Flat Handling Surface for Accurate Placement
Package Design for Top Side or Bottom Circuit Board Mounting
Available in Tape and Reel
5.0–78 VOLTS V
400 WATTS PEAK POWER
R
Low Profile Package
Mechanical Characteristics:
•
•
Case: Void–free, transfer-molded plastic
Maximum Case Temperature for Soldering Purposes: 260°C for
10 seconds
SMA
CASE 403B–01
PLASTIC
•
Finish: All external surfaces are corrosion resistant with readily solderable
leads
•
•
Polarity: Cathode indicated by molded polarity notch
Mounted Position: Any
MAXIMUM RATINGS AND CHARACTERISTICS
Rating
Symbol
Value
400
40
Unit
Peak Power Dissipation @ T = 25°C, PW = 10/1000 µs (Note 1)
P
pk
Watts
Amps
°C/W
°C/W
Volts
°C
L
Peak Forward Surge @ T = 25°C (JEDEC Method, Note 2)
I
FSM
A
Thermal Resistance from Junction to Lead
Thermal Resistance from Junction to Ambient
Instantaneous Forward Voltage @ 40 A
R
29
θJL
θJA
R
150
3.5
V
F
Operating and Storage Junction Temperature Range
T , T
J stg
150
* FR4 Board, using Motorola minimum recommended footprint, as shown in case 403B outline dimensions spec.
1. Non–repetitive current pulse.
2. Measured on 0.3 ms single half sine–wave or equivalent square wave, duty cycle = 4 pulse per minute maximum.
ELECTRICAL CHARACTERISTICS (V = 3.5 Volts @ I = 40 A for all types)
F
F
Maximum
Reverse Voltage
Maximum
Reverse
Surge Current
Breakdown Voltage
Reverse
Stand–off
Maximum
Reverse Leakage
Devce
Marking
V
Volts
Device
@ I
BR
RSM
I
Voltage V
@ V
I (µA)
R
T
RWM
RWM
(Clamping Voltage)
I
RSM
mA
(Volts)
(Min)
V
(Volts)
(Amps)
RSM
1SMA5.0AT3
1SMA6.0AT3
1SMA6.5AT3
1SMA7.0AT3
5.0
6.0
6.5
7.0
6.4
10
10
10
10
9.2
43.5
38.8
35.7
33.3
400
QE
QG
QK
QM
6.67
7.22
7.78
10.3
11.2
12.0
400
250
250
1SMA7.5AT3
1SMA8.0AT3
1SMA8.5AT3
1SMA9.0AT3
7.5
8.0
8.5
9.0
8.33
8.89
9.44
10
1
1
1
1
12.9
13.6
14.4
15.4
31.0
29.4
27.8
26.0
50
25
5.0
2.5
QP
QR
QT
QV
* TOLERANCE AND VOLTAGE DESIGNATION Tolerance designation – The type number listed indicates a tolerance of ±5%.
(continued)
REV 1
Motorola, Inc. 1996
ELECTRICAL CHARACTERISTICS — continued (V = 3.5 Volts @ I = 40 A for all types)
F
F
Maximum
Reverse Voltage
Maximum
Reverse
Surge Current
Breakdown Voltage
Reverse
Stand–off
Maximum
Reverse Leakage
Devce
Marking
V
BR
Device
@ I
RSM
I
T
Voltage V
@ V
I (µA)
R
RWM
RWM
Volts
(Min)
(Clamping Voltage)
I
RSM
mA
(Volts)
V
(Volts)
(Amps)
RSM
1SMA10AT3
1SMA11AT3
1SMA12AT3
1SMA13AT3
10
11
12
13
11.1
12.2
13.3
14.4
1
1
1
1
17.0
23.5
22.0
20.1
18.6
2.5
2.5
2.5
2.5
QX
QZ
RE
RG
18.2
19.9
21.5
1SMA14AT3
1SMA15AT3
1SMA16AT3
1SMA17AT3
14
15
16
17
15.6
16.7
17.8
18.9
1
1
1
1
23.2
24.4
26.0
27.6
17.2
16.4
15.4
14.5
2.5
2.5
2.5
2.5
RK
RM
RP
RR
1SMA18AT3
1SMA20AT3
1SMA22AT3
1SMA24AT3
18
20
22
24
20
1
1
1
1
29.2
32.4
35.5
38.9
13.7
12.3
11.3
10.3
2.5
2.5
2.5
2.5
RT
RV
RX
RZ
22.2
24.4
26.7
1SMA26AT3
1SMA28AT3
1SMA30AT3
1SMA33AT3
26
28
30
33
28.9
31.1
33.3
36.7
1
1
1
1
42.1
45.4
48.4
53.3
9.5
8.8
8.3
7.5
2.5
2.5
2.5
2.5
SE
SG
SK
SM
1SMA36AT3
1SMA40AT3
1SMA43AT3
1SMA45AT3
36
40
43
45
40
44.4
47.8
50
1
1
1
1
58.1
64.5
69.4
72.2
6.9
6.2
5.8
5.5
2.5
2.5
2.5
2.5
SP
SR
ST
SV
1SMA48AT3
1SMA51AT3
1SMA54AT3
1SMA58AT3
48
51
54
58
53.3
56.7
60
1
1
1
1
77.4
82.4
87.1
93.6
5.2
4.9
4.6
4.8
2.5
2.5
2.5
2.5
SX
SZ
TE
TG
64.4
1SMA60AT3
1SMA64AT3
1SMA70AT3
1SMA75AT3
1SMA78AT3
60
64
70
75
78
66.7
71.1
77.8
83.3
86.7
1
1
1
1
1
96.8
103.0
113.0
121.0
126.0
4.1
3.9
3.5
3.3
3.2
2.5
2.5
2.5
2.5
2.5
TK
TM
TP
TR
TS
* TOLERANCE AND VOLTAGE DESIGNATION Tolerance designation – The type number listed indicates a tolerance of ±5%.
MOTOROLA
2
1SMA5.0AT3 through 1SMA78AT3
RATING AND TYPICAL CHARACTERISTIC CURVES
100
10
1
120
T
= 25°C
A
= 10 µs
NONREPETITIVE
PULSE WAVEFORM
SHOWN IN FIGURE 2.
PW (I ) IS DEFINED AS THE
D
POINT WHERE THE PEAK CURRENT
DECAYS TO 50% OF I
100
80
PEAK VALUE
.
pp
T
= 25°C
A
I
ppm
60
HALF VALUE – I /2
pp
40
10/1000
µs WAVEFORM
AS DEFINED BY R.E.A.
20
0
t
d
0.1
–4
10
5
0
1
2
3
4
0.001
0.01
0.1
1
10
200
50
t , PULSE WIDTH (ms)
t, TIME (ms)
P
Figure 1. Pulse Rating Curve
Figure 2. Pulse Waveform
120
100
80
60
40
20
0
10,000
1,000
T
= 25°C
f = 1 MHz
= 50 mV
J
10 x 1000 WAVEFORM
AS DEFINED BY R.E.A.
MEASURED AT
ZERO BIAS
V
sig
p–p
MEASURED AT
STAND–OFF
VOLTAGE, V
100
10
WM
0
40
80
120
160
1
2
5
10
20
50
100 200
T , AMBIENT TEMPERATURE (
°C)
V
, BREAKDOWN VOLTAGE (VOLTS)
A
(BR)
Figure 3. Pulse Derating Curve
Figure 4. Typical Junction Capacitance
6
5
4
3
2
1
T
L
T
A
0
0
100
C)
150
T, TEMPERATURE (
°
Figure 5. Steady State Power Derating
MOTOROLA
3
1SMA5.0AT3 through 1SMA78AT3
OUTLINE DIMENSIONS
0.157
4.0
S
A
0.0787
2.0
D
B
inches
mm
0.0787
2.0
SMA
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
C
2. CONTROLLING DIMENSION: INCH.
INCHES
MIN
MILLIMETERS
H
DIM
A
B
C
D
H
J
K
S
MAX
0.180
0.115
0.105
0.064
0.008
0.016
0.060
0.220
MIN
4.06
2.29
1.91
1.27
0.10
0.15
0.76
4.83
MAX
4.57
2.92
2.67
1.63
0.20
0.41
1.52
5.59
J
K
0.160
0.090
0.075
0.050
0.004
0.006
0.030
0.190
CASE 403B–01
ISSUE O
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and
specificallydisclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola
datasheetsand/orspecificationscananddovaryindifferentapplicationsandactualperformancemayvaryovertime. Alloperatingparameters,including“Typicals”
must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of
others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other
applicationsintended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury
ordeathmayoccur. ShouldBuyerpurchaseoruseMotorolaproductsforanysuchunintendedorunauthorizedapplication,BuyershallindemnifyandholdMotorola
and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees
arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that
Motorola was negligent regarding the design or manufacture of the part. Motorola and
Opportunity/Affirmative Action Employer.
are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
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51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298
1SMA5.0AT3/D
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相关型号：
1SMA8.5AT3G
Trans Voltage Suppressor Diode, 400W, 8.5V V(RWM), Unidirectional, 1 Element, Silicon, SMA, 2 PIN
LITTELFUSE
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