Bulletin PD-20580 rev. B 10/02
203DNQ... SERIES
SCHOTTKY RECTIFIER
200 Amp
TO-244AB
isolated doubler
Major Ratings and Characteristics
Characteristics
I
F(AV)
Rectangular
waveform
V
RRM
range
I
FSM
@ tp = 5 碌s sine
V
F
T
J
@ 100Apk, T
J
=125掳C
(per leg)
range
80 to 100
16,000
0.70
V
A
V
Description/ Features
The 203DNQ Schottky rectifier doubler module series has
been optimized for low reverse leakage at high temperature.
The proprietary barrier technology allows for reliable operation
up to 175 掳C junction temperature. Typical applications are in
high current switching power supplies, plating power supplies,
UPS systems, converters, free-wheeling diodes, welding, and
reverse battery protection.
175 掳C T
J
operation
High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
Low forward voltage drop
High frequency operation
Guard ring for enhanced ruggedness and long term
reliability
203DNQ... Units
200
A
- 55 to 175
掳C
1
2
3
Modified JEDEC
Outline TO-244AB
Dimensions in millimeters and (inches)
www.irf.com
1
1
2
3
4
5
