P4KE180A Просмотр технического описания (PDF) - Littelfuse, Inc
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P4KE180A Datasheet PDF : 6 Pages
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Transient Voltage Suppression Diodes
Axial Leaded – 400W > P4KE series
P4KE Series
RoHS
Bi-directional
Uni-directional
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(TA=25°C unless otherwise noted)
Parameter
Symbol Value Unit
Peak Pulse Power Dissipation by
10/1000μs Test Waveform (Fig.2)
PPPM
400
W
(Note 1)
Steady State Power Dissipation on
Inifinite Heat Sink at TL=75ºC (Fig. 6)
PD
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional IFSM
Only (Note 2)
Maximum Instantaneous Forward
Voltage at 25A for Unidirectional
VF
Only (Note 3)
1.5
W
40
A
3.5/5.0
V
Operating Junction and Storage
Temperature Range
TJ, TSTG -55 to 150 °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. 4 and derated above TA = 25°C per Fig. 3.
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.
Functional Diagram
Description
The P4KE Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
• VBR @TJ= VBR@25°C × (1+αT
x (TJ - 25))
(αT: Temperature Coefficient)
• Glass passivated chip
junction in DO-41 Package
• 400W peak pulse
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• Fast response time:
typically less than 1.0ps
from 0 Volts to BV min
• Excellent clamping
capability
• Typical failure mode is
short from over-specified
voltage or current
• Whisker test is conducted
based on JEDEC
JESD201A per its table 4a
and 4c
• IEC-61000-4-2 ESD
15kV(Air), 8kV (Contact)
• ESD protection of data
lines in accordance with
IEC 61000-4-2 (IEC801-2)
• EFT protection of data
lines in accordance with
IEC 61000-4-4 (IEC801-4)
• Low incremental surge
resistance
• Typical IR less than 1μA
above 13V
• High temperature
soldering guaranteed:
260°C/40 seconds /
0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• Plastic package has
underwriters laboratory
flammability classification
94V-O
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
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.
Additional Information
Bi-directional
Cathode
Uni-directional
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
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