2004-03-16

Page 1

BSP 742 RI

Smart Power High-Side-Switch

Product Summary

Overvoltage protection

41

V

Operating voltage

On-state resistance

350

m

Ω

Nominal load current

0.4

A

Features

• Overload protection

• Current limitation

• Short circuit protection

• Thermal shutdown with restart

• Overvoltage protection (including load dump)

• Fast demagnetization of inductive loads

• Reverse battery protection with external resistor

• Open drain diagnostic output

• CMOS compatible input

• ESD - Protection

• Very low standby current

Application

• All types of resistive, inductive and capacitive loads

• µC compatible power switch for 12 V and 24 V DC applications

• Replaces electromechanical relays and discrete circuits

General Description

N channel vertical power FET with charge pump, ground referenced CMOS compatible input

and diagnostic feedback, monolithically integrated in Smart SIPMOS  technology.

Providing embedded protective functions.