Bulletin PD-20056 rev. C 07/06
20CTQ...
20CTQ...S
20CTQ... -1
SCHOTTKY RECTIFIER
20 Amp
I
F(AV)
= 20Amp
V
R
= 35/ 45V
Major Ratings and Characteristics
Characteristics
I
F(AV)
Rectangular
waveform
V
RRM
range
I
FSM
@ tp = 5
μs
sine
V
F
T
J
@ 10 Apk, T
J
= 125°C
(per leg)
range
Description/Features
Units
A
The 20CTQ center tap Schottky rectifier series has been
optimized for low reverse leakage at high temperature. The
proprietary barrier technology allows for reliable operation up
to 175° C junction temperature. Typical applications are in
switching power supplies, converters, free-wheeling diodes,
and reverse battery protection.
175° C T
J
operation
Center tap TO-220 package
Low forward voltage drop
High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
High frequency operation
Guard ring for enhanced ruggedness and long term
reliability
Values
20
35 / 45
1060
0.57
V
A
V
- 55 to 175
°C
Case Styles
20CTQ...
20CTQ... S
20CTQ... -1
Base
Common
Cathode
2
Base
Common
Cathode
2
Base
Common
Cathode
2
1
Anode
2
Common
Cathode
3
1
Anode
Anode
2
Common
Cathode
3
1
Anode
Anode
2
Common
Cathode
3
Anode
TO-220
www.irf.com
D
2
PAK
TO-262
1
IRF [ INTERNATIONAL RECTIFIER ]
