Surface Mount Transient Voltage Suppressors
SM8Z Series 14 To 43 V 6600W
Description
The SM8Z series is designed specifically to protect sensitive
electronic equipment from voltage transients induced by lightning
and other transient voltage events.
Working Voltage: 14 to 43 V
Peak Pulse Power: 6600 W
Features
Glass passivated chip
6600 W peak pulse power capability with a
10/1000 us waveform, repetitive rate (duty
cycle):0.01 %
Mechanical Data
Case: DO-218AB
Epoxy: UL 94V-0 rate flame retardant
T J = 175 °C capability suitable for high reliability
and automotive requirement
Meets ISO7637-2 surge specification (varied by test
condition)Meet AEC-Q101 requirement
Low leakage
Polarity: Heatsink is anode
Primary Characteristics
VRWM
PPPM (10/1000µs)
PPPM (10/10000µs)
P D
14V to 43V
6600W
5200W
8W
Uni-directional polarity
Excellent clamping capability
Very fast response time
I FSM
700A
RoHS compliant
T J max.
175°C
Applications
Package
DO-218AB
Use in sensitive electronics protection against voltage transients
induced by inductive load switching and lighting, especially for
automotive load dump protection application
Maximum Ratings and Thermal Characteristics (T A =25 ℃ unless otherwise noted)
Parameter
with 10/1000µs waveform
with 10/10000µs waveform
Symbol
PPPM
Value
6600
5200
Units
Peak Pulse Power Dissipation
W
Power Dissipation on Infinite Heat Sink at TL=25°C (Fig.1)
Peak Pulse Current with a 10/1000µs waveform
PD
I PP
8
W
A
See Next Table
700
Peak forward surge current 8.3 ms single half sine Wave
I FSM
A
T J , T STG
Operating junction and storage temperature range
Typical thermal resistance, junction to case
–55 to +175
°C
R θJC
0.90
°C /Watt
Note:(1)Non-repetitive current pulse per Fig.2 and derated above T A = 25 °C per Fig.1
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