Document
STPS40M100C
Datasheet
100 V, 40 A power Schottky rectifier
A1 (1) A2 (3)
K
K (2) K
A2 A1K
TO-220AB
K A2 A1
I²PAK
Product status link STPS40M100C
Product summary
Symbol
Value
IF(AV)
2 x 20 A
VRRM
100 V
Tj (max.)
150 °C
VF (typ.)
0.585 V
Features
• High current capability • Avalanche rated • Low forward voltage drop current • High frequency operation • ECOPACK®2 compliant
Applications
• Switching diode • SMPS • DC/DC converter • LED lighting • Desktop power supply • Notebook adapter
Description
This dual diode Schottky rectifier is suited for high frequency switch mode power supply. Packed in TO-220AB and I2Pak, the STPS40M100C is optimized for use in notebook, game station and desktop adaptors, providing in these applications a good efficiency at both low and high load.
DS6170 - Rev 4 - February 2019 For further information contact your local STMicroelectronics sales office.
www.st.com
STPS40M100C
Characteristics
1
Characteristics
Table 1. Absolute Ratings (limiting values, per diode, at 25 °C, unless otherwise specified)
Symbol
Parameter
VRRM Repetitive peak reverse voltage
IF(RMS) Forward rms current
IF(AV) Average forward current, δ = 0.5
TC = 130 °C TC = 120 °C
Per diode Per device
IFSM
Surge non repetitive forward current
tp = 10 ms sinusoidal
PARM Repetitive peak avalanche power
tp = 10 µs , Tj = 125 °C
Tstg
Storage temperature range
Tj
Maximum operating junction temperature(1)
1. (dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink.
Value
Unit
100
V
60
A
20 A
40
400
A
1668
W
-65 to +175
°C
150
°C
Symbol Rth(j-c) Rth(c)
Table 2. Thermal resistance parameters
Junction to case Coupling
Parameter
Per diode Total
Value 1.40 0.95 0.50
Unit °C/W
When the diodes 1 and 2 are used simultaneously: ΔTj (diode1) = P(diode1) x Rth(j-c) (per diode) + P(diode2) x Rth(c) For more information, please refer to the following application note : • AN5088 : Rectifiers thermal management, handling and mounting recommendations
Table 3. Static electrical characteristics (per diode)
Symbol
Parameter
IR (1)
Reverse leakage current
VF (2)
Forward voltage drop
1. Pulse test: tp = 5 ms, δ < 2% 2. Pulse test: tp = 380 µs, δ < 2%
Test conditions
Tj = 25 °C Tj = 125 °C
VR = VRRM
Tj = 25 °C Tj = 125 °C
VR = 70 V
Tj = 125 °C
IF = 5 A
Tj = 125 °C
IF = 10 A
Tj = 25 °C Tj = 125 °C
IF = 20 A
Min. Typ.
Max. Unit
-
70
µA
-
15
70
mA
40
µA
7.5
40
mA
-
0.415 0.500
-
0.500 0.560
V
-
0.780
-
0.585 0.640
To evaluate the conduction losses, use the following equation: P = 0.560 x IF(AV) + 0.004 x IF 2 (RMS)
DS6170 - Rev 4
page 2/12
STPS40M100C
Characteristics
For more information, please refer to the following application notes related to the power losses : • AN604: Calculation of conduction losses in a power rectifier • AN4021: Calculation of reverse losses on a power diode
DS6170 - Rev 4
page 3/12
STPS40M100C
Characteristics (curves)
1..