P4KE Datasheet, PDF (1/7 Pages) Pan Jit International Inc. – GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR(VOLTAGE - 6.8 TO 440 Volts 400 Watt Peak Power 1.0 Watt Steady State)

P4KE SERIES
DO-4 1 Plastic-Encapsulate Diodes
Transient Voltage Suppressor Diodes
Features
●P_PP
400W
● V_RWM
6.8V- 550V
●Glass passivated chip
Applications
●Clamping Voltage
Marking
● P4K EXXA/CA
XX ^: From 6.8 To550
DO-4 1
Bi-directional
Uni-direction
Item
Peak power dissipation
Peak pulse current
Power dissipation
Symbol Unit
PPPM
W
IPPM
A
PD
W
Conditions
with a 10/1000us waveform
with a 10/1000us waveform
on infinite heat sink at TL=75℃
Max
400
See Next Table
1.5
Peak forward surge current
IFSM
A 8.3 ms single half sine-wave unidirectional only
40
Operating junction and
emperature range
storage _TJ,TSTG
℃
-55 to +175
Electrical Characteristics（Ta=25℃ Unless otherwise specified）
Item
Symbol Unit
Conditions
Maximum instantaneous forward
Voltage（1）
VF
V
at 25A for unidirectional only
Thermal resistance
RθJL
RθJA
℃/W
℃/W
junction to lead
junction to ambient， LLead = 10 mm
Notes:
VF = 3.5 V for P4KE220(A) and below; VF = 5.0 V for P4KE250(A) and above
Max
3.5/5.0
66
100
High Diode Semiconductor
1