February, 21st 2012

Automotive grade

AUIPS7221R

www.irf.com

1

PWM INTELLIGENT POWER HIGH SIDE SWITCH

Features

Integrated bootstrap for 100kHz switching

Charge pump for DC operation

Over temperature shutdown

Over current shutdown

3.3V logic level

Ground loss protection

ESD protection

Applications

24V loads

Injectors

Valves

DC motors

Description

The Device is a five terminal Intelligent Power Switch

(IPS) for use in a high side configuration. It features short

circuit, over-temperature, ESD protection, inductive load

capability

and

diagnostic

feedback.

An

integrated

bootstrap diode allows fast switching.

Product Summary

Rds(on)

35m

max.

Vbr

75V min.

I shutdown

25A(min.)

Package

D-Pak

Typical Connection

Out(5)

Control

In(1)

Vcc(3)

Load

+Bat

Cb(4)

Gnd(2)

Bootstrap

capacitor

Input Signal

V Diag

4k7

4k7

*Required, see absolute

maximum ratings