BTS730 查看數據表（PDF） - Siemens AG

零件编号

产品描述 (功能)

生产厂家

BTS730

PWM Power Unit

Siemens AG 

Block Diagram

BTS 730

Over / Under-

Overvoltage voltage

Prodtection Detection

Temperature

Sensor

(4,5,6,7)

(14,15,16,17) Vbb

Timing

Generator

Pulse - width

Comparator

Logic

Voltage

Regulator

Pump and

Current

Limiting

(18) (1) (20) (19)

GND

Ct

Timing

Cap.

68nF

VREF VC

25k

Signal GND

(2)

CB1

(3) (8,9,10,11,12,13)

CB2

OUT

Bootstrap

Capacitor

22nF

Load GND

Pin Definitions and Funktions

Pin

Symbol Funktions

1

Ct

Timing capacitor

for frequency

2

CB1

Bootstrap capacitor

3

CB2

4,5,6,7

Vbb

14,15,16,1

Supply voltage

(Leadframe connected)

7

8,9,10

OUT Output

11,12,13

18

GND Ground

19

VC

Voltage for PWM-Control

20

VREF Reference Voltage

Semiconductor Group

2

Pin Configuration (top view)

Ct

1

20 VREF

CB1

2

CB2

3

Vbb

4

Vbb

5

Vbb

6

Vbb

7

OUT 8

19 VC

18 GND

17 Vbb

16 Vbb

15 Vbb

14 Vbb

13 OUT

OUT 9 12 OUT

OUT 10 11 OUT

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