STPS40L45C STMicroelectronics, STPS40L45C Datasheet - Page 2

• Manufacturer Part Number: STPS40L45C
• Description: Low Drop Power Schottky Rectifier
• Manufacturer: STMicroelectronics

STATIC ELECTRICAL CHARACTERISTICS (per diode)
Pulse test : * tp = 380 µs, < 2%
To evaluate the conduction losses use the following equation :
P = 0.28 x I
STPS40L45CT/CW
THERMAL RESISTANCES
Fig. 1: Average forward power dissipation versus
average forward current (per diode).
16
14
12
10
2/6
When the diodes 1 and 2 are used simultaneously :
Symbol
8
6
4
2
0
Symbol
R
Tj(diode 1) = P(diode1) x R
0
R
PF(av)(W)
V
th (j-c)
I
th(c)
R
F
*
2
*
4
F(AV)
Junction to case
Reverse leakage cur-
rent
Forward voltage
drop
= 0.05
6
+ 0.0105 I
Parameter
8
= 0.1
10 12 14 16 18 20 22 24
IF(av) (A)
= 0.2
F
2
(RMS)
th(j-c)
(Per diode) + P(diode 2) x R
Tj = 25°C
Tj = 125°C
Tj = 25 C
Tj = 125°C
Tj = 25°C
Tj = 125°C
Parameter
= 0.5
=tp/T
T
Tests Conditions
= 1
tp
V
I
I
I
I
Fig. 2: Average forward current versus ambient
temperature ( = 0.5, per diode)
22
20
18
16
14
12
10
F
F
F
F
8
6
4
2
0
R
= 20 A
= 20 A
= 40 A
= 40 A
0
IF(av)(A)
= V
=tp/T
Coupling
RRM
Per diode
th(c)
25
Total
T
tp
50
Rth(j-a)=15°C/W
Min.
Rth(j-a)=Rth(j-c)
Tamb(°C)
75
Typ.
0.42
140
0.6
Value
1.5
0.8
0.1
100
Max.
0.53
0.49
0.69
280
0.6
0.7
125
°C/W
°C/W
Unit
Unit
mA
mA
V
150