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VND9012AJ Datasheet(PDF) 31 Page - STMicroelectronics

Part # VND9012AJ
Description  Double channel high-side driver with current sense analog feedback for automotive applications
PDF  46 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

VND9012AJ Datasheet(HTML) 31 Page - STMicroelectronics

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Figure 37. Analog HSD – open-load detection in off-state
2.2 k
15k
15k
15k
15k
+5V
RGND
4.7k
Vbat
Rsense
15k
V
DD
OUT
OUT
OUT
OUT
ADC in
GND
OUT
100nF
GND
GND
GND
GND
GND
GND
100nF/50V
CEXT
D
GND
10nF /100V
GND
Microcontroller
OUTPUT
Vbat
Rpull-up
External
Pull -Up
switch
Logic
GND
FaultRST
INPUT
SEn
SEL
V
CC
CS
Cu rrent mirror
OUTPUT
GAPG1201151432CFT
Figure 38. Open-load / short to VCC condition
VSENSEH
VSENSE = 0
VSENSEH
tDSTKON
VSENSE
VSENSE
VIN
Pull-up connected
Pull-up
disconnected
Open-load
Short to VCC
GADG2702181218RI
VND9012AJ
Application information
DS12727 - Rev 5
page 31/46



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