BTS432F2 datasheet(6/13 Pages) SIEMENS

Part #	BTS432F2

Description	Smart Highside Power Switch (Clamp of negative voltage at output Short-circuit protection Current limitation)

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Manufacturer	SIEMENS [Siemens Semiconductor Group]

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6 / 13 page

BTS 432 F2

Semiconductor Group

6

Truth Table

Input-

Output

Status

level

432

D2

432

E2/F2

432

I2

Normal

operation

L

H

L

H

Open load

L

H

12)

H

L

H

L

H

Short circuit

to GND

L

H

L

H

L

H

L

H

L

Short circuit

to Vbb

L

H

H (L13))

H

H (L13))

L

H

Overtem-

perature

L

H

L

Under-

voltage

L

H

L

L14)

H

L14)

Overvoltage

L

H

L

H

L

L = "Low" Level

H = "High" Level

12

) Power Transistor off, high impedance

13

) Low resistance short V

bb to output may be detected by no-load-detection

14

) No current sink capability during undervoltage shutdown

Terms

PROFET

V

IN

ST

OUT

GND

bb

VST

V

IN

I ST

I IN

V

bb

Ibb

I L

VOUT

I

GND

VON

1

2

4

3

5

R

GND

Input circuit (ESD protection)

IN

GND

I

R

ZD

I

I1

I2

ESD-

ZDI1 6.1 V typ., ESD zener diodes are not designed for

continuous current

Status output

ST

GND

ESD-

ZD

+5V

R

ST(ON)

ESD-Zener diode: 6.1 V typ., max 5 mA;

RST(ON) < 250 Ω at 1.6 mA, ESD zener diodes are not

designed for continuous current

Short Circuit detection

Fault Condition:

VON > 8.3 V typ.; IN high

Short circuit

detection

Logic

unit

+ Vbb

OUT

V

ON

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BTS432F2 Datasheet(PDF) 6 Page - Siemens Semiconductor Group

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