AutomotiveTransientVoltage Suppression Diodes
Axial Leaded – 1500W > 1.5KE Automotive Series
RoHS
1.5KE Automotive Series
Description
The 1.5KE Automotive Series is designed specifically
to protect sensitive electronic equipment from voltage
transients induced by lightning and other transient voltage
events.
Features
• Halogen-Free
• Low incremental surge
resistance
• RoHS compliant
• Typical IR less than 1μA
above 13V
• Typical maximum
temperature coefficient
ΔVBR = 0.1% x VBR@25°C x ΔT • High temperature
soldering guaranteed:
Agency Approvals
• Glass passivated chip
260°C/40 seconds /
0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• Plastic package has
Underwriters Laboratory
Flammability classification
94V-O
junction in DO-201
Package
• 1500W 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
AGENCY
AGENCY FILE NUMBER
E128662/E230531
Maximum Ratings andThermal Characteristics
(TA=25OC unless otherwise noted)
• MatteTin Lead–free plated
Parameter
Symbol
PPPM
Value
1500
Unit
W
• Excellent clamping
capability
Peak Pulse Power Dissipation by
10x1000μs test waveform (Fig.1)
(Note 1)
Applications
Steady State Power Dissipation on
inifinite heat sink atTL=75ºC (Fig. 5)
PD
6.5
W
A
TVS devices are ideal for the protection of I/O interfaces,
CC bus and other vulnerable circuits used in telecom,
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional
only (Note 2)
V
IFSM
200
computer, industrial and consumer electronic applications.
Maximum Instantaneous Forward
Voltage at 100A for Unidirectional
only
VF
3.5
V
Operating Junction and Storage
Temperature Range
T , TSTG -55 to 175
°C
J
TypicalThermal Resistance Junction
to Lead
RuJL
RuJA
15
75
°C/W
°C/W
TypicalThermal Resistance Junction
to Ambient
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated aboveTA = 25OC per Fig. 2.
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per
minute maximum.
1.5KE Automotive Series
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/1.5KEAUTO.html for current information.
Revised: August 30, 2009 9:24 AM