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VND5050AJ-E Datasheet(Fiches technique) 3 Page - STMicroelectronics

Numéro de pièce VND5050AJ-E
Description  Double channel high side driver with analog current sense for automotive applications
Télécharger  26 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

VND5050AJ-E Datasheet(HTML) 3 Page - STMicroelectronics

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VND5050AJ-E / VND5050AK-E
Block diagram and pin description
3/26
1
Block diagram and pin description
Figure 1.
Block Diagram
Name
Function
Figure 2.
Configuration diagram (top view) & suggested connections for unused and n.c. pins
LOGIC
UNDERVOLTAGE
OVERTEMP. 1
ILIM 1
PwCLAMP 1
IOUT1
GND
INPUT1
VCC
OUTPUT1
CURRENT
SENSE1
DRIVER 1
VCC
CLAMP
VDSLIM 1
ILIM 2
PwCLAMP 2
DRIVER 2
VDSLIM 2
OVERTEMP. 2
IOUT2
OUTPUT2
CURRENT
SENSE2
CS_DIS
K 2
INPUT2
K 1
PwrLIM 1
PwrLIM 2
Table 1.
Pin Function
VCC
Battery connection
OUTPUT1,2
Power output
GND
Ground connection. Must be reverse battery protected by an external diode/resistor network
INPUT1,2
Voltage controlled input pin with hysteresis, CMOS compatible. Controls output switch state
CURRENT
SENSE1,2
Analog current sense pin, delivers a current proportional to the load current
CS_DIS
Active high CMOS compatible pin, to disable the current sense pin
Connection / Pin
Current Sense
N.C.
Output
Input
CS_DIS
Floating
N.R.
X
X
X
X
To Ground
Through 1K
? resistor
X
N.R.
Through 10K
? resistor
10K
?
N.R. = Not recommended
PowerSSO-12
TAB = Vcc
Vcc
OUTPUT2
OUTPUT1
OUTPUT1
Vcc
OUTPUT2
12
11
10
9
8
7
1
2
3
4
5
6
CS_DIS
GND
INPUT1
CURRENT SENSE1
INPUT2
CURRENT SENSE2
N.C.
INPUT1
GND
VCC
N.C.
INPUT2
CS_DIS.
VCC
CURRENT SENSE1
N.C.
N.C.
CURRENT SENSE2
OUTPUT2
OUTPUT2
OUTPUT2
OUTPUT2
OUTPUT2
OUTPUT2
OUTPUT1
OUTPUT1
OUTPUT1
OUTPUT1
OUTPUT1
OUTPUT1
PowerSSO-24
TAB = VCC


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