BTS712N1 데이터 시트보기 (PDF) - Siemens AG

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BTS712N1

Smart Four Channel Highside Power Switch

Siemens AG 

Block diagram

Four Channels; Open Load detection in off state;

3 IN1

5 IN2

ESD

4 ST1/2

Voltage

source

V Logic

Voltage

sensor

Logic

2 GND1/2

Signal GND

Chip 1

Chip 1

Overvoltage Current

protection

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 Gate 2

limit 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

BTS 712 N1

+ 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

Channel 4

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

Maximum Ratings at Tj = 25°C unless otherwise specified

Parameter

Symbol

Supply voltage (overvoltage protection see page 4)

Vbb

Supply voltage for full short circuit protection

Vbb

Tj,start = -40 ...+150°C

OUT4

13

Load

Load GND

Values Unit

43 V

34 V

Semiconductor Group

2

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