TPS2041B, TPS2042B
TPS2043B, TPS2044B, TPS2051B
TPS2052B, TPS2053B, TPS2054B
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SLVS514G–APRIL 2004–REVISED OCTOBER 2006
Terminal Functions (TPS2043B and TPS2053B)
TERMINAL
TPS2043B TPS2053B
I/O
DESCRIPTION
NAME
EN1
EN2
EN3
EN1
EN2
EN3
GND
IN1
3
4
--
--
I
I
I
I
I
I
Enable input, logic low turns on power switch IN1-OUT1
Enable input, logic low turns on power switch IN1-OUT2
Enable input, logic low turns on power switch IN2-OUT3
Enable input, logic high turns on power switch IN1-OUT1
Enable input, logic high turns on power switch IN1-OUT2
Enable input, logic high turns on power switch IN2-OUT3
Ground
7
--
--
3
--
4
--
7
1, 5
2
1, 5
2
I
I
Input voltage for OUT1 and OUT2
IN2
6
6
Input voltage for OUT3
NC
8, 9, 10
16
13
12
15
14
11
8, 9, 10
16
13
12
15
14
11
No connection
OC1
OC2
OC3
OUT1
OUT2
OUT3
O
O
O
O
O
O
Overcurrent, open-drain output, active low, IN1-OUT1
Overcurrent, open-drain output, active low, IN1-OUT2
Overcurrent, open-drain output, active low, IN2-OUT3
Power-switch output, IN1-OUT1
Power-switch output, IN1-OUT2
Power-switch output, IN2-OUT3
7
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