BTS442E2 查看數據表（PDF） - Siemens AG

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BTS442E2

Smart Highside Power Switch

Siemens AG 

PROFET® BTS 442 E2

Smart Highside Power Switch

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

Product Summary

Overvoltage protection

Operating voltage

On-state resistance

Load current (ISO)

Current limitation

Vbb(AZ)

Vbb(on)

RON

IL(ISO)

IL(SCr)

auto-restart and hysteresis

• Open drain diagnostic output

• Open load detection in ON-state

• CMOS compatible input

• Loss of ground and loss of Vbb protection2)

• Electrostatic discharge (ESD) protection

TO-220AB/5

5

Standard

5

1

Straight leads

Application

• µC compatible power switch with diagnostic

feedback for 12 V and 24 V DC grounded loads

• All types of resistive, inductive and capacitve loads

• Replaces electromechanical relays and discrete circuits

63 V

4.5 ... 42 V

18 mΩ

21 A

70 A

5

1

SMD

General Description

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

feedback, integrated in Smart SIPMOS® chip on chip technology. Fully protected by embedded protection

functions.

2 IN

Voltage

source

V Logic

Voltage

sensor

ESD

4 ST

Logic

R bb

Overvoltage Current

Gate

protection

limit protection

+ Vbb 3

Charge pump

Level shifter

Rectifier

Limit for

unclamped

ind. loads

Open load

detection

OUT

5

Temperature

sensor

Load

Short circuit

detection

GND

1

Signal GND

PROFET®

Load GND

1) No external components required, reverse load current limited by connected load.

2) Additional external diode required for charged inductive loads

Semiconductor Group

1

04.96

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