STPS41L45CG datasheet(2/6 Pages) STMICROELECTRONICS

No. de pieza	STPS41L45CG

Descripción Electrónicos	LOW DROP POWER SCHOTTKY RECTIFIER

PDF	6 Pages

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Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

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2 / 6 page

STPS41L45CG / STPS41L45CT / STPS41L45CR

2/6

Symbol

Parameter

Tests Conditions

Min.

Typ.

Max.

Unit

IR *

Reverse leakage current

Tj = 25°C

VR =VRRM

1.2

Tj = 125°C

110

220

VF *

Forward voltage drop

Tj = 25

°CIF =20 A

0.53

Tj = 125°C

IF =20 A

0.42

0.47

Tj=25

°CIF =40 A

0.68

Tj = 125°C

IF =40 A

0.60

0.66

Pulse test : * tp = 380 µs,

δ <2%

To evaluate the conduction losses use the following equation :

P=0.28xIF(AV) + 0.0095 IF

(RMS)

STATIC ELECTRICAL CHARACTERISTICS (per diode)

Symbol

Parameter

Value

Unit

Rth(j-c)

Junction to case

Per diode

Total

1.5

0.8

°C/W

Rth(c)

Coupling

0.1

When the diodes 1 and 2 are used simultaneously :

∆ Tj(diode 1) = P(diode1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c)

THERMAL RESISTANCES

1012

1416

1820

2224

2628

IF(av)(A)

PF(av)(W)

δ = 0.05

δ = 0.1

δ = 0.2

δ = 0.5

δ = 1

δ=tp/T

Fig. 1: Conduction losses versus average current.

100

125

150

Tamb(°C)

Rth(j-a)=Rth(j-c)

Rth(j-a)=50°C/W

IF(av)(A)

δ=tp/T

Fig. 2: Average forward current versus ambient

temperature (

δ = 0.5).

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