PD-20566 rev. A 11/99
40L45CW
SCHOTTKY RECTIFIER
2 x 20 Amps
TO-247AC
Major Ratings and Characteristics
Characteristics
I
F(AV)
Rectangular
waveform
V
RRM
I
FSM
@ tp = 5 碌s sine
V
F
T
J
@ 20 Apk, T
J
=125擄C
(per leg, Typical)
- 55 to 150
擄C
Description/Features
The 40L45CW center tap Schottky rectifier has been opti-
mized for very low forward voltage drop, with moderate
leakage. The proprietary barrier technology allows for reliable
operation up to 150擄 C junction temperature. Typical applica-
tions are in switching power supplies.
150擄 C T
J
operation
Center tap TO-247 package
High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
Very low forward voltage drop
High frequency operation
Guard ring for enhanced ruggedness and long term
reliability
40L45CW Units
40
45
1240
0.42
A
V
A
V
3 . 6 5 ( 0 .1 4 4 )
1 5 .9 0 ( 0 . 62 6 )
1 5 .3 0 ( 0 . 60 2 )
5 . 7 0 ( 0 .2 2 5 )
5 .3 0 ( 0 .2 0 8 )
2 0 .3 0 ( 0 . 8 0 0 )
1 9 .7 0 ( 0 . 7 7 5 )
5 .5 0 ( 0 .2 1 7 )
4 . 5 0 ( 0 .1 7 7 )
( 2 P L C S .)
3. 5 5 ( 0 .1 3 9 )
D IA.
5.30 (0.209)
4 .7 0 ( 0 . 1 85 )
2 .5 ( 0. 0 9 8 )
1 .5 ( 0 . 0 5 9 )
BASE
COMMON
CATHODE
2
1
2
3
1
2
3
1 4 . 8 0 ( 0 . 58 3 )
1 4 .2 0 ( 0 . 5 5 9 )
ANODE COMMON ANODE
CATHODE
1
2
4.30 (0.170)
3 . 7 0 ( 0 . 14 5 )
2 . 2 0 ( 0 .0 8 7 )
M AX .
0 . 8 0 ( 0 .0 3 2 )
0. 4 0 ( 0 .2 1 3 )
2 . 40 ( 0 .0 9 5)
M AX .
1 . 4 0 ( 0 .0 5 6 )
1 . 00 ( 0 .0 3 9)
1 0 . 9 4 ( 0 .4 3 0 )
1 0 . 8 6 ( 0 .4 2 7 )
Conform to JEDEC outline TO-247AC (TO-3P)
Dimensions in millimeters and inches