IRF740LPBF datasheet(1/10 Pages) IRF

Part #	IRF740LPBF

Description	SMPS MOSFET

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Manufacturer	IRF [International Rectifier]

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1

7/20/04

IRF740AS/LPbF

SMPS MOSFET

HEXFET® Power MOSFET

l Switch Mode Power Supply ( SMPS )

l Uninterruptable Power Supply

l High speed power switching

l Lead-Free

Benefits

Applications

l Low Gate Charge Qg results in Simple

Drive Requirement

l Improved Gate, Avalanche and dynamic

dv/dt Ruggedness

l Fully Characterized Capacitance and

Avalanche Voltage and Current

l Effective Coss specified (

See AN 1001)

VDSS

Rds(on) max

ID

400V

0.55

Ω

10A

Typical SMPS Topologies:

l Single transistor Flyback Xfmr. Reset

l Single Transistor Forward Xfmr. Reset

( Both for US Line Input only )

Parameter

Max.

Units

ID @ TC = 25°C

Continuous Drain Current, VGS @ 10V

10

ID @ TC = 100°C

Continuous Drain Current, VGS @ 10V

6.3

A

IDM

Pulsed Drain Current

40

PD @TA = 25°C

Power Dissipation

3.1

W

PD @TC = 25°C

Power Dissipation

125

Linear Derating Factor

1.0

W/°C

VGS

Gate-to-Source Voltage

± 30

V

dv/dt

Peak Diode Recovery dv/dt

5.9

V/ns

TJ

Operating Junction and

-55 to + 150

TSTG

Storage Temperature Range

Soldering Temperature, for 10 seconds

300 (1.6mm from case )

°C

Absolute Maximum Ratings

PD- 95532

Notes through are on page 10

2

D Pak

TO-262

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