vnq600ptr-e STMicroelectronics, vnq600ptr-e Datasheet - Page 17

• Manufacturer Part Number: vnq600ptr-e
• Description: Quad Channel High Side Driver
• Manufacturer: STMicroelectronics

VNQ600P-E
3
Note:
3.1
3.1.1
Application information
Figure 18. Application schematic
Channels 3 & 4 have the same internal circuit as channel 1 & 2.
GND protection network against reverse battery
This section provides two solutions for implementing a ground protection network against
reverse battery.
Solution 1: a resistor in the ground line (R
This can be used with any type of load.
The following show how to dimension the R
1.
2.
where -I
maximum rating section of the device datasheet.
Power dissipation in R
R
R
P
+5V
µC
D
GND
GND
= (-V
GND
≤ 600mV / 2(I
≥ (− V
R
R
R
CC
R
is the DC reverse ground pin current and can be found in the absolute
R
R
R
R
prot
prot
prot
prot
prot
prot
prot
prot
)
CC
2
/R
) / (-I
GND
GND
GND
S(on)max
(when V
)
R
SENSE1,2,3,4
C. SENSE 2
INPUT4
C. SENSE 4
C. SENSE 1
INPUT3
C. SENSE 3
INPUT2
INPUT1
)
CC
<0 during reverse battery situations) is:
GND
resistor:
V
GND1,2
GND
GND
R
GND
V
CC1,2
only)
GND3,4
OUTPUT4
OUTPUT3
OUTPUT1
OUTPUT2
V
D
CC3,4
GND
Application information
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D
ld