Datasheet > SMAJ78

SMAJ78

更新时间： 2024-11-29 09:21:31

品牌	Logo	应用领域
DAESAN		二极管
页数	文件大小	规格书
4页	365K
描述
POWER 400WATTS VOLTAGE 5.0 TO 188 VOLTS

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中文翻译

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数据手册

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SMAJ78 数据手册

POWER 400Watts

VOLTAGE 5.0 to 188 Volts

SMAJ5.0 THRU SMAJ188CA

Features

· Plastic package has Underwriters Laboratory

flammability classification 94V-0

· Optimized for LAN protection applications

· Ideal for ESD protection of data lines in accordance with

IEC 1000-4-2 (IEC801-2)

DO-214AC (SMA)

· Ideal for EFT protection of data lines in accordance with

IEC 1000-4-4 (IEC801-4)

· Low profile package with built-in strain relief for surface

mounted applications

· Glass passivated junction

0.058(1.47)

0.052(1.32)

0.110(2.79)

0.100(2.54)

· Low incremental surge resistance, excellent clamping

capability

0.177(4.50)

0.157(3.99)

· 400W peak pulse power capability with a 10/1000μS

waveform, repetition rate(duty cycle) : 0.01% (300W above 78V)

· Very fast response time

0.012(0.31)

0.006(0.15)

0.090(2.29)

0.078(1.98)

· High temperature soldering guaranteed : 250

℃/10 seconds

at terminals

0.005(0.127)

MAX.

Mechanical Data

0.060(1.52)

0.030(0.76)

· Case : JEDEC DO-214AC(SMA) molded plastic

over passivated chip

0.208(5.28)

0.194(4.93)

· Terminals : Solder plated , solderable per

MIL-STD-750, method 2026

Dimensions in inches and (millimeters)

· Polarity : For uni-directional types the band denotes

the cathode, which is positive with respect to the

anode under normal TVS operation

· Mounting Position : Any

· Weight : 0.002 ounce, 0.064 gram

Devices For Bidirectional Applications

· For bi-directional devices, use suffix C or CA (e.g. SMAJ10C, SMAJ10CA).

Electrical characteristics apply in both directions.

Maximum Ratings And Electrical Characteristics

(Ratings at 25℃ ambient temperature unless otherwise specified)

Symbols

Values

Units

Peak pulse power dissipation with a 10/1000μS waveform (Note 1,2. Fig. 1)

PPM

400

Watts

Peak pulse current with a waveform (Note 1)

PPM

FSM

See next table

Amps

Peak forward surge current, 8.3mm single half sine-wave unidirectional only (Note 2)

120

Typical thermal resistance, junction to ambient (Note 3)

Typical thermal resistance, junction to lead

℃/W

℃

RθJA

RθJL

Operating junction and storage temperature range

TJ,TSTG

-55 to +150

Notes:

(1) Non repetitive current pulse, per Fig.3 and derated above TA=25℃ per Fig.2 Rating is 300W above 78V

(2) Mounted on 0.2×0.2"(5.0×5.0mm) copper pads to each terminal

(3) Mounted on minimum recommended pad layout

12 3 4

中文翻译

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与SMAJ78相关器件

型号	品牌	获取价格	描述	数据表
SMAJ78 / C	SWST	获取价格	瞬态电压抑制管
SMAJ78(C)	BYTESONIC	获取价格	SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS
SMAJ78(C)A	BYTESONIC	获取价格	SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS
SMAJ78(C)A	GOOD-ARK	获取价格
SMAJ78(C)AS	GOOD-ARK	获取价格	TVS
SMAJ78/51-E3	VISHAY	获取价格	DIODE 400 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-214AC, PLASTIC, SMA, 2 PIN, Transient
SMAJ78/5A	VISHAY	获取价格	Trans Voltage Suppressor Diode, 78V V(RWM), Unidirectional,
SMAJ78/61	VISHAY	获取价格	Trans Voltage Suppressor Diode, 78V V(RWM), Unidirectional,
SMAJ78/61-E3	VISHAY	获取价格	TRANSIENT SUPPRESSOR DIODE,SINGLE,UNIDIRECTIONAL,78V V(RWM),DO-214AC / SMA
SMAJ78-5A	VISHAY	获取价格	Trans Voltage Suppressor Diode, 400W, 78V V(RWM), Unidirectional, 1 Element, Silicon, DO-2

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