SM8A27

更新时间： 2024-02-01 12:40:55

品牌	Logo	应用领域
威世 - VISHAY		瞬态抑制器二极管
页数	文件大小	规格书
2页	101K
描述
SURFACE MOUNT AUTOMOTIVE TRANSIENT VOLTAGE SUPPRESSOR

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中文翻译

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技术参数
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SM8A27 技术参数

生命周期：	Obsolete	Reach Compliance Code：	unknown
风险等级：	5.76	Is Samacsys：	N
最大钳位电压：	40 V	二极管类型：	TRANS VOLTAGE SUPPRESSOR DIODE
极性：	UNIDIRECTIONAL	最大重复峰值反向电压：	22 V
子类别：	Transient Suppressors	表面贴装：	YES
Base Number Matches：	1

SM8A27 数据手册

NEW PRODUCT

SM8A27 TRANSIENT SUPPRESSOR

SURFACE MOUNT AUTOMOTIVE TRANSIENT VOLTAGE SUPPRESSOR

Zener Voltage - 27.0 Volts

Peak Pulse Current - 130.0 Amps

DO-218

FEATURES

¨ Ideally suited for load dump protection

¨ Plastic package has Underwriters Laboratory

Flammability Classification 94V-0

0.628(16.0)

0.592(15.0)

0.539(13.7)

0.524(13.3)

0.116(3.0)

¨ High temperature stability due to unique oxide passivation

¨ Exclusive patented PARª oxide passivated

chip construction

0.093(2.4)

0.413(10.5) 0.342(8.7)

0.374(9.5) 0.327(8.3)

¨ Integrally molded heatsink provides

a very low thermal resistance

for maximum heat dissipation

0.366(9.3)

0.343(8.7)

¨ Low leakage current at T =175¡C

0.406(10.3)

0.382(9.7)

¨ Low forward voltage drop

¨ High temperature soldering guaranteed:

260¡C for 10 seconds at terminals

LEAD 1

0.138(3.5)

0.098(2.5)

0.197(5.0)

0.185(4.7)

MECHANICAL DATA

Case: Molded plastic body, surface mount with heatsink

integrally mounted in the encapsulation

Terminals: Plated, solderable per MIL-STD-750,

Method 2026

0.028(0.7)

0.020(0.5)

0.028(0.7)

0.012(0.3)

0.098(2.5)

0.059(1.5)

LEAD 2/METAL HEATSINK

Polarity: Heatsink is anode

Mounting Position: Any

Weight: 0.091 ounce, 2.58 grams

Dimensions in inches

and

Patent #Õs, 4,980,315,

5,166,769,

5,278,095

(millimeters)

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25¡C ambient temperature unless otherwise specified.

SYMBOLS

SM8A27

UNITS

Steady state power dissipation

P_D

8.0

Watts

Non-repetitive peak reverse surge current for 10ms/10ms

exponentially decaying waveform

I_RSM

130.0

Amps

Maximum working peak stand-off voltage

V_WM

V_Z

22.0

24.0

30.0

36.0

700.0

Volts

Minimum reverse zener voltage at 10mA

Maximum reverse zener voltage at 10mA

V_Z

Volts

Maximum zener voltage temperature coefficient at I_Z=10mA

Peak forward surge current, 8.3ms single half sine-wave

Vztc

I_FSM

m V/¡C

Amps

Maximum clamping voltage for 10ms/10ms exponentially

decaying waveform at I_PP=75A

V_C

V_F

I_R

40.0

0.98

Volts

Maximum instantaneous forward voltage at 6.0A _{(NOTE 1)}

Maximum reverse leakage current at rated V_WM

T_J=25¡C

T_J=175¡C

1.0

50.0

Maximum thermal resistance junction to case

R_QJC

0.90

¡C/W

¡C

Operating junction and storage temperature range

T_J, T_STG

-55 to +175

NOTE:

(1) Measured on a 300ms square pulse width

NOTICE: Advanced product information is subject to change without notice

2/23/99

中文翻译

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与SM8A27相关器件

型号	品牌	获取价格	描述	数据表
SM8A27/2E	VISHAY	获取价格	Trans Voltage Suppressor Diode, 22V V(RWM), Unidirectional,
SM8A27_08	VISHAY	获取价格	Surface Mount Automotive Transient Voltage Suppressors
SM8A27_11	VISHAY	获取价格	Surface Mount PAR Transient Voltage Suppressors
SM8A27-E3/2D	VISHAY	获取价格	Trans Voltage Suppressor Diode, 6600W, 22V V(RWM), Unidirectional, 1 Element, Silicon, DO-
SM8A27HE3/2D	VISHAY	获取价格	Surface Mount Automotive Transient Voltage Suppressors
SM8A27HE3-2D	VISHAY	获取价格	Surface Mount PAR Transient Voltage Suppressors
SM8A27HM3	VISHAY	获取价格	Surface Mount PAR? Transient Voltage Suppressors High Temperature Stability and High Relia
SM8A27T	VISHAY	获取价格	Surface Mount PARÂ® Transient Voltage Suppres
SM8A27THE3/I	VISHAY	获取价格	Trans Voltage Suppressor Diode,
SM8D45	TOSHIBA	获取价格	TRIAC, 200 V, 8 A, TRIAC, TO-220AB

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