VND670SP(2003) Просмотр технического описания (PDF) - STMicroelectronics

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VND670SP
(Rev.:2003)

DUAL HIGH SIDE SWITCH WITH DUAL POWER MOS GATE DRIVER (BRIDGE CONFIGURATION)

STMicroelectronics 

VND670SP

TYPICAL APPLICATION CIRCUIT FOR A 20KHZ PWM OPERATION

+5V

+5V

R1

Rprot

1K

DIAGA/ENA

Rprot

1K

INA

Rprot

1K

PWM

27Ω

VCC

VND670SP

OUTA

Rgnd(*)

OUTB

GATEA

D1

UP

M

DOWN

GATEB

D2

External

External

Power Mos A Power Mos B

R1

Rprot

1K

DIAGB/ENB

INB

Rprot

1K

27Ω

(*) Reverse battery protection:

- series relay in VCC line: Rgnd=0 Ohms

- series fuse in VCC line with antiparallel diode between ground and VCC: Rgnd=10 Ohms.

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