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ITS612N1

Smart Two Channel Highside Power Switch For Industrial Applications

Infineon Technologies 

PROFET® ITS612N1

Smart Two Channel Highside Power Switch

For Industrial Applications

Features

• Overload protection

• Current limitation

• Short circuit protection

• Thermal shutdown

• Overvoltage protection (including load dump)

• Fast demagnetization of inductive loads

• Reverse battery protection1)

• Undervoltage and overvoltage shutdown with

auto-restart and hysteresis

• Open drain diagnostic output

• Open load detection in OFF-state

• CMOS compatible input

• Loss of ground and loss of Vbb protection

• Electrostatic discharge (ESD) protection

Product Summary

Overvoltage protection Vbb(AZ)

43 V

Operating voltage

Vbb(on) 5.0 ... 34 V

Operating temperature Ta

-30 … +85 °C

channels:

each

both

parallel

On-state resistance RON 200 100 mΩ

Load current (ISO)

IL(ISO) 2.3 4.4 A

Current limitation

IL(SCr)

4

4A

PG-TO220AB/7

Application

• µC compatible power switch with diagnostic

feedback for 12 V and 24 V DC grounded

7

1

Standard

loads in industrial applications

• All types of resistive, inductive and capacitve loads

• Replaces electromechanical relays, fuses and discrete circuits

7

1

Straight leads

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.

3 IN1

6 IN2

ESD

5 ST

Voltage

source

V Logic

Voltage

sensor

Logic

PROFET

Overvoltage

protection

Current

limit 1

Gate 1

protection

Level shifter

Rectifier 1

Charge

pump 1

Charge

pump 2

Limit for

unclamped

ind. loads 1

Open load

Short to Vbb

detection 1

Temperature

sensor 1

Current

limit 2

Gate 2

protection

Level shifter

Rectifier 2

Limit for

unclamped

ind. loads 2

GND

2

Signal GND

Open load

Short to Vbb

detection 2

Temperature

sensor 2

+ V bb

4

OUT1

1

OUT2

7

Load

Load GND

1) With external current limit (e.g. resistor RGND=150 Ω) in GND connection, resistor in series with ST

connection, reverse load current limited by connected load.

Infineon Technologies AG

1

2006-Mar-28

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