STPS3L25S

2/5

Symbol

Parameter

Value

Unit

Rth(j-l)

Junction to lead

20

°C/W

THERMAL RESISTANCES

Symbol

Tests Conditions

Tests Conditions

Min.

Typ.

Max.

Unit

IR *

Reverse leakage current

Tj = 25

°CVR =VRRM

90

µA

Tj = 125

°C15

30

mA

VF *

Forward voltage drop

Tj = 25

°CIF = 3 A

0.49

V

Tj = 125

°C

0.37

0.44

Tj=25

°CIF = 6 A

0.6

Tj = 125

°C

0.5

0.58

STATIC ELECTRICAL CHARACTERISTICS

Pulse test:

* tp = 380 µs,

δ <2%

To evaluate the maximum conduction losses use the following equation :

P=0.3 xIF(AV) + 0.047

IF

2

(RMS)

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

IF(av) (A)

PF(av)(W)

T

δ=tp/T

tp

δ = 1

δ = 0.5

δ = 0.2

δ = 0.1

δ = 0.05

Fig. 1: Average forward power dissipation versus

average forward current.

0

25

50

75

100

125

150

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

IF(av)(A)

Rth(j-a)=90°C/W

Rth(j-a)=Rth(j-l)

Tamb(°C)

T

δ=tp/T

tp

Fig. 2: Average forward current versus ambient

temperature (

δ=0.5).