BTS712N1(2004) 데이터 시트보기 (PDF) - Infineon Technologies

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BTS712N1
(Rev.:2004)

Smart Four Channel Highside Power Switch

Infineon Technologies 

Block diagram

Four Channels; Open Load detection in off state;

3 IN1

5 IN2

4 ST1/2

ESD

Voltage

source

V Logic

Voltage

sensor

Logic

2 GND1/2

Signal GND

Chip 1

Chip 1

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

Channel 1

Temperature

sensor 1

Current

limit 2

Gate 2

protection

Level shifter

Rectifier 2

Limit for

unclamped

ind. loads 2

Open load

Short to Vbb

detection 2

Channel 2

Temperature

sensor 2

7 IN3

9 IN4

8 ST3/4

Logic and protection circuit of chip 2

(equivalent to chip 1)

Channel 3

BTS712N1

+ V bb

Leadframe

OUT1

18

OUT2

17

Load

Load GND

+ V bb Leadframe

OUT3 14

6 GND3/4

Signal GND

Chip 2

PROFET

Chip 2

Leadframe connected to pin 1, 10, 11, 12, 15, 16, 19, 20

Channel 4

OUT4

13

Load

Load GND

Semiconductor Group

2

2004-Mar-11

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