WSV20U45S,WSAT20U45S,WSCT20U45S,WSR20U45S-HAF
Schottky Barrier Rectifiers
Reverse Voltage - 45 V
WSAT20U45S
WSV20U45S
Forward Current - 20 A
Features
2
• Low forward voltage drop, low power losses
1
3
• High efficiency operation
• Halogen and Antimony Free(HAF), RoHS compliant
1.Anode 2.Cathode 3.Anode
TO-263 Plastic Package
1.Anode 2.Cathode 3.Anode
TO-220F Plastic Package
Applications
WSR20U45S
WSCT20U45S
• For use in high frequency converters
• Switching power supplies
• Freewheeling diodes
• OR-ing diode
• DC/DC converters and reverse battery protection.
1.Anode 2.Cathode 3.Anode
1.Anode 2.Cathode 3.Anode
TO-220FB Plastic Package
TO-252 Plastic Package
Absolute Maximum Ratings (Ta = 25℃ unless otherwise specified)
Parameter
Symbol
VRRM
Value
45
Unit
V
Maximum Repetitive Peak Reverse Voltage
Average Rectified Forward Current
IF(AV)
20
A
Peak Forward Surge Current 8.3 ms Single half sine-
wave Superimposed on Rated Load (JEDEC Method)
IFSM
260
A
Junction Temperature Range
Storage Temperature Range
Tj
- 55 to + 150
- 55 to + 150
℃
℃
Tstg
Thermal Characteristics
WSAT20
U45S
WSV20
WSCT20 WSR20
Parameter
Symbol
RθJC
Unit
U45S
U45S
U45S
Typical Thermal Resistance-Junction to Case
3.5
5
2.5
3
℃/W
Electrical Characteristics (at Ta = 25℃ unless otherwise specified)
Parameter
Symbol
Min.
45
Typ.
Max.
Unit
V
Reverse Breakdown Voltage
V(BR)R
-
-
at IR = 300 µA
Forward Voltage
at IF = 2 A
at IF = 3 A
at IF = 5 A
at IF = 10 A
at IF = 15 A
at IF = 20 A
at IF = 20 A,Tj = 125℃
-
-
-
-
-
-
-
-
-
-
-
-
-
0.35
0.4
0.41
0.47
0.51
0.55
-
VF
V
0.51
DC Reverse Current
at VR = 45 V
at VR = 45 V,Tj = 125℃
IR
-
-
-
38
200
-
µA
mA
1 / 3
®
Dated: 20/06/2023 Rev:02