Philips DVDR3590H Service Manual page 137

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PIN DESCRIPTION
TPS2041A and TPS2051A
TERMINAL
NO.
NAME NAME
TPS2041A TPS2051A
EN 4
EN –
GND 1
IN 2, 3 2, 3
OC 5
OUT 6, 7, 8 6, 7, 8
TPS2042A and TPS2052A
TERMINAL
NO.
NAME NAME
TPS2042A TPS2052A
EN1 3
EN2 4
EN1 –
EN2 –
GND 1
IN 2
OC1 8
OC2 5
OUT1 7
OUT2 6
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IC Internal Block Diagrams
I/O
– I Enable input. Logic low turns on power switch.
4 I Enable input. Logic high turns on power switch.
1 I Ground
I Input voltage
5 O Overcurrent. Logic output active low
O Power-switch output
I/O
– I Enable input. Logic low turns on power switch, IN-OUT1.
– I Enable input. Logic low turns on power switch, IN-OUT2.
3 I Enable input. Logic high turns on power switch, IN-OUT1.
4 I Enable input. Logic high turns on power switch, IN-OUT2.
1 I Ground
2 I Input voltage
8 O Overcurrent. Logic output active low, for power switch, IN-OUT1
5 O Overcurrent. Logic output active low, for power switch, IN-OUT2
7 O Power-switch output
6 O Power-switch output
3139 785 32804
DESCRIPTION
DESCRIPTION
8. EN 137