Bulletin PD-20040 rev. A 09/01
81CNQ...A SERIES
SCHOTTKYRECTIFIER
80 Amp
New GenIII D-61 Package
Major Ratings and Characteristics
Description/Features
The81CNQ...AcentertapSchottkyrectifiermoduleserieshas
been optimized for low reverse leakage at high temperature.
Theproprietarybarriertechnologyallowsforreliableoperation
up to 175 °C junction temperature. Typical applications are in
switching power supplies, converters, free-wheeling diodes,
andreversebatteryprotection.
Characteristics
81CNQ...A Units
I
Rectangular
waveform
80
A
F(AV)
V
I
range
35 to 45
4600
V
A
V
175°CT operation
RRM
J
Centertapmodule
@tp=5µssine
FSM
High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
V
@40Apk,T =125°C
J
(perleg)
0.54
F
Lowforwardvoltagedrop
Highfrequencyoperation
Guardringforenhancedruggednessandlongterm
T
range
-55to175
°C
J
reliability
New fully transfer-mold low profile, small
footprint, high current package
Case Styles
81CNQ...A
81CNQ...ASM
81CNQ...ASL
D61-8
D61-8-SM
D61-8-SL
www.irf.com
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