P4KE17 查看數據表（PDF） - Unspecified

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产品描述 (功能)

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P4KE17

Transient Voltage Suppressor

Unspecified 

P4KE6.8 thru P4KE440CA

Transient Voltage Suppressor

Breakdown Voltage 6.8 to 440 Volts

Peak Pulse Power 400 Watts

Features

CASE: DO-204AL (DO-41)

 Breakdown Voltages (VBR) from 6.8 to 440V

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

waveform, repetitive rate (duty cycle):0.01%

 Fast Response Time

 Low incremental surge resistance

 Excellent clamping capability

 Available in uni-directional and bi-directional

 High temperature soldering guaranteed: 265℃ /10

印无效 Dimensions in inches and (millimeters)

seconds, 0.375” (9.5mm) lead length, 5lbs. (2.3kg)

tension

Application

 Use in sensitive electronics protection against voltage

transients induced by inductive load switching and

lighting on ICS, MOSFE, signal lines of sensor units for

consumer, computer, industrial, automotive and

telecommunication

Mechanical Data

 Case: Void-free transfer molded thermosetting epoxy

body meeting UL94V-O

 Terminals: Tin-Lead or ROHS Compliant annealed

matte-Tin plating readily solderable per MIL-STD-750,

Method 2026

 Marking: Body marked with part number

 Polarity: Band denotes cathode. Bidirectional not

marked

 Weight: 0.3g（Approximately）

Maximum Ratings and Electrical Characteristics @ 25OC unless otherwise specified

打 Symbol

Conditions

Value

Unit

PPPM

IPPM

PM(AV)

Peak pulse power capability with a 10/1000μs

Peak pulse current with a 10/1000μs

Steady state power at TL=25℃ 0.375”(10mm) from body

Steady state power at TA=25℃ when mounted on FR4 PC described for

thermal resistance

400

W

SEE TABLE1

A

2.5

W

1.13

W

IFSM

Peak forward surge current,8.3ms single half sine-wave unidirectional only⑴

40

A

VF

Maximum instantaneous forward voltage at 30A for unidirectional only⑵

3.5/5.0

V

RθJL Thermal resistance junction to lead

50

℃/W

RθJA Thermal resistance junction to ambient

110

℃/W

TJ, TSTG Operating and Storage Temperature

-65 to +150

℃

Notes:

⑴ Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute maximum

⑵ VF=3.5Vfor P4KE220(A) and below; VF=5.0V for P4KE250(A) and above

Document Number: P4KE6.8 thru P4KE440CA

Feb.29, 2012

1

www.smsemi.com

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