P4KE View Datasheet(PDF) - Littelfuse, Inc

Part Name

Description

Manufacturer

P4KE

Transient Voltage Suppression Diodes

Littelfuse, Inc 

Transient Voltage Suppression Diodes

Axial Leaded – 400W > P4KE series

RoHS P4KE Series

Agency Approvals

AGENCY

AGENCY FILE NUMBER

E230531

Maximum Ratings and Thermal Characteristics

(TA=25OC unless otherwise noted)

Parameter

Symbol Value Unit

Peak Pulse Power Dissipation by

10x1000μs test waveform (Fig.1)

(Note 1)

PPPM

400

W

Steady State Power Dissipation on

inifinite heat sink at TL=75ºC (Fig. 5)

PD

Peak Forward Surge Current, 8.3ms

Single Half Sine Wave Unidirectional IFSM

only (Note 2)

Maximum Instantaneous Forward

Voltage at 25A for Unidirectional

only (Note 3)

VF

1.5

W

40

A

3.5/5.0

V

Operating Junction and Storage

Temperature Range

TJ, TSTG -55 to 175 °C

Typical Thermal Resistance Junction

to Lead

RuJL

60

°C/W

Typical Thermal Resistance Junction

to Ambient

RuJA

100 °C/W

Notes:

1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2.

2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per

minute maximum.

3. VF<3.5V for devices of VBR<_ 200V and VF<5.0V for devices of VBR >_ 201V.

Description

The P4KE Series is designed specifically to protect

sensitive electronic equipment from voltage transients

induced by lightning and other transient voltage events.

Features

t
)BMPHFO'SFF

t
-PX
JODSFNFOUBM
TVSHF

t
3P)4
DPNQMJBOU

resistance

t
5ZQJDBM
NBYJNVN

temperature coefficient

t
5ZQJDBM
*R less than 1μA

above 13V

ΔVBR = 0.1% x VBR@25°C x ΔT t
)JHI
UFNQFSBUVSF

t
(MBTT
QBTTJWBUFE
DIJQ

soldering guaranteed:

junction in DO-41 Package 260°C/40 seconds /

t
8
QFBL
QVMTF

capability at 10×1000μs

waveform, repetition rate

0.375”,(9.5mm) lead

length, 5 lbs., (2.3kg)

tension

(duty cycles):0.01%

t
1MBTUJD
QBDLBHF
IBT

t
'BTU
SFTQPOTF
UJNF

typically less than 1.0ps

from 0 Volts to BV min

Underwriters Laboratory

Flammability classification

94V-O

t
&YDFMMFOU
DMBNQJOH

t
.BUUF
5JO
-FBEoGSFF
QMBUFE

capability

Applications

TVS devices are ideal for the protection of I/O interfaces,

VCC bus and other vulnerable circuits used in telecom,

computer, industrial and consumer electronic applications.

©2009 Littelfuse, Inc.

Specifications are subject to change without notice.

Please refer to http://www.Littelfuse.com/series/P4KE.html for current information.

65

Revision: January 09, 2009

P4KE Series

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