Datasheet

TPS2044, TPS2054
QUAD POWER-DISTRIBUTION SWITCHES
SLVS174B – JULY 1998 – REVISED FEBRUARY 1999
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TPS2044 functional block diagram
Thermal
Sense
Driver
Current
Limit
Charge
Pump
UVLO
CS
†
Driver
Current
Limit
CS
†
Thermal
Sense
Charge
Pump
Power Switch
GND1
EN1
IN1
EN2
OC1
OUT1
OUT2
OC2
†
Current sense
Thermal
Sense
Driver
Current
Limit
Charge
Pump
UVLO
CS
†
Driver
Current
Limit
CS
†
Thermal
Sense
Charge
Pump
Power Switch
GND2
EN3
IN2
EN4
OC3
OUT3
OUT4
OC4