VND5025AK-E(2007) 데이터 시트보기 (PDF) - STMicroelectronics

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VND5025AK-E
(Rev.:2007)

Double channel high side driver with analog current sense for automotive applications

STMicroelectronics 

Block diagram and pin description

1

Block diagram and pin description

Figure 1. Block diagram

VND5025AK-E

GND

INPUT1

INPUT2

VCC

CLAMP

LOGIC

UNDERVOLTAGE

PwCLAMP 1

DRIVER 1

ILIM 1

PwrLIM 1

VDSLIM 1

OVERTEMP. 1

IOUT1

K1

CS_DIS

PwrLIM 2

PwCLAMP 2

DRIVER 2

ILIM 2

VDSLIM 2

OVERTEMP. 2

IOUT2

K2

OUTPUT1

CURRENT

SENSE1

OUTPUT2

CURRENT

SENSE2

Table 2. Pin functions

Name

Function

VCC

OUTPUT1,2

GND

INPUT1,2

CURRENT SENSE1,2

CS_DIS

Battery connection

Power output

Ground connection; must be reverse battery protected by an external

diode/resistor network

Voltage controlled input pin with hysteresis, CMOS compatible; controls

output switch state

Analog current sense pin; delivers a current proportional to the load

current

Active high CMOS compatible pin to disable the current sense pin

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