SMAJ80A datasheet, PDF - EEWORLD Datasheet

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SMAJ80A: DescriptionTransient Voltage Suppressor; Categorysemiconductor Discrete semiconductor; File Size967KB，9 Pages; ManufacturerCYSTEKEC; Websitehttp://www.cystekec.com/

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Transient Voltage Suppressor

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CYStech Electronics Corp.

Surface Mount Transient Voltage Suppressors

Peak Pulse Power 400W Stand Off Voltage 5.0 to 440V

Spec. No. : C290SA

Issued Date : 2010.01.19

Revised Date : 2013.05.07

Page No. : 1/9

SMAJ5.0 thru SMAJ440CA

Features

•

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

applications

•

Plastic package has UL flammability classification 94V-0

•

Ideal for ESD protection of data line in accordance with IEC1000-4-2

(IEC801-2)

•

Ideal for EFT protection of data line in accordance with IEC1000-4-4

(IEC801-4)

•

Very-fast response time

•

Optimized for LAN protection applications

•

Low incremental surge resistance, excellent clamping capability

•

Glass passivated junction

•

High temperature soldering guaranteed: 250°C/10seconds at terminals

•

400W peak pulse power capability with a 10/1000μs waveform,

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

Outline

DO-214AC (SMA)

Mechanical Data

•

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

•

Terminals: Pure tin plated, solderable per MIL-STD-750 method 2026

•

Polarity: For uni-directional types, the band denotes the cathode, which is positive with respective to the anode

under normal TVS operation

•

Mounting position : Any

•

Weight: 0.002 oz., 0.064 gram

Devices for bidirectional applications

For bi-directional devices, electrical characteristics apply in both directions.

Maximum Ratings and Characteristics

=25°C, unless otherwise noted)

Parameter

Peak pulse power dissipation with a 10/1000μs waveform

(Fig. 1)

Peak pulse current with a 10/1000μs waveform

(Fig. 3)

Peak forward surge current, 8.3ms single half sine wave

uni-directional only

(Note 2)

Typical thermal resistance, junction-to-case

Typical thermal resistance, junction-to-ambient

(Note 3)

Maximum instantaneous forward voltage at 25A for

unidirectional only

(Note 4)

Operating junction and storage temperature range

Symbol

PPM

FSM

θJC

θJA

STG

Value

Minimum 400

(Note 1, 2)

See next table

(Note 1)

120

3.5 / 5.0

-55 ~ +150

Rating is 300W above78V.

Unit

°C/W

°C

Notes: 1.Non-repetitive current pulse, per Fig. 3 and derated above T

=25°C per Fig. 2.

2.Mounted on 0.2”×0.2” (5mm×5mm) copper pads to each terminal.

3.Mounted on minimum recommended pad layout.

4.V

<3.5V for devices of V

<200V and V

<5V for devices of V

>201V.

SMAJ5.0 thru SMAJ440CA

CYStek Product Specification

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