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參數(shù)資料
| 型號： | SM8S20A |
| 廠商： | Vishay Intertechnology,Inc. |
| 元件分類： | TVS-瞬態(tài)抑制二極管 |
| 英文描述： | Surface Mount Automotive Transient Voltage Suppressors |
| 中文描述： | 表面貼裝汽車瞬態(tài)電壓抑制器 |
| 文件頁數(shù)： | 1/3頁 |
| 文件大?。?/td> | 63K |
| 代理商： | SM8S20A |
SM8S Series
Vishay Semiconductors
formerly General Semiconductor
Document Number 88387
04-Jun-04
www.vishay.com
1
New Product
Surface Mount Automotive Transient Voltage Suppressors
Patented*
Stand-off Voltage
10 to 43V
Peak Pulse Power
6600W (10/1000
μ
s)
5200W (10/10,000
μ
s)
Maximum Ratings and Thermal Characteristics
(T
C
= 25°C unless otherwise noted)
Parameter
Symbol
Value
Unit
Peak pulse power dissipation with 10/1000
μ
s waveform
6600
5200
10/10,000
μ
s waveform
P
PPM
W
Steady state power dissipation
Peak pulse current with a 10/1000
μ
s waveform
(1)
P
D
8.0
W
I
PPM
See Table 1
A
Peak forward surge current, 8.3ms single half sine-wave
I
FSM
700
A
Typical thermal resistance junction to case
R
θ
JC
0.90
°C/W
Operating junction and storage temperature range
T
J
, T
STG
-55 to +175
°C
Notes:
(1) Non-repetitive current pulse derated above T
A
=25°C
0.093(2.4)
0.116(3.0)
0.059(1.5)
0.098(2.5)
0.098(2.5)
0.138(3.5)
0.366(9.3)
0.343(8.7)
0.406(10.3)
0.382(9.7)
0.342(8.7)
0.327(8.3)
0.413(10.5)
0.374(9.5)
0.539(13.7)
0.524(13.3)
LEAD 2/METAL HEATSINK
0.020(0.5)
0.028(0.7)
0.016 (0.4) Min.
0.197(5.0)
0.185(4.7)
LEAD 1
0.628(16.0)
0.592(15.0)
Extended
Votage Range
*
Patent #’s:
4,980,315
5,166,769
5,278,095
Features
Ideally suited for load dump protection
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
High temperature stability due to unique oxide passiva-
tion and patented PAR
construction
Integrally molded heatsink provides a very low thermal
resistance for maximum heat dissipation
Low leakage current at T
J
= 175°C
High temperature soldering guaranteed:
260°C for 10 seconds at terminals
Meets ISO7637-2 surge spec.
Low forward voltage drop
0.413(10.5)
0.374(9.5)
0.366(9.3)
0.343(8.7)
0.606(15.4)
0.583(14.8)
0.150(3.8)
0.126(3.2)
0.091(2.3)
0.067(1.7)
0.116(3.0)
0.093(2.4)
Mounting Pad Layout
Mechanical Data
Case:
Molded plastic body, surface mount with heatsink
integrally mounted in the encapsulation
Terminals:
Plated, solderable per MIL-STD-750, Method 2026
Polarity:
Heatsink is anode
Mounting Position:
Any
Weight:
0.091 oz., 2.58 g
Packaging codes/options:
2D/750 per 13" Reel (16mm Tape),
anode towards sprocket hole, 4.5K/box
2E/750 per 13" Reel (16mm Tape),
cathode towards sprocket hole, 4.5K/box
DO-218AB
Dimensions in
inches and (millimeters)
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