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L4953
MULTIFUNCTION VOLTAGE
REGULATOR FOR CAR RADIO
3 OUTPUTS: 10V (500mA); 5V (1A); 5V (100mA) STANDBY OUT1 (10V) AND OUT2 (5V) WITH INDEPENDENT ENABLE CONTROL FOR STANDBY MODE 3A HIGH SIDE DRIVER WITH CLAMPED OUTPUT (16V) LOGIC OUTPUT FOR: – SUPPLY UNDERVOLTAGE (LVW) – OVERVOLTAGE – THERMAL PROTECTION RESET FUNCTION IGNITION COMPARATOR REVERSE BATTERY AND LOAD DUMP PROTECTION THERMAL SHUTDOWN DESCRIPTION The L4953 contains a triple voltage
regulator and a power switch.
The IC includes a monitoring circuit to warn if a BLOCK DIAGRAM
VS 7 LOAD DUMP AND REV BATT PROT POW GND 3 5V, 100mA
REGULATOR STAND-BY 5V, 1000mA
REGULATOR SWITCHED 11
Multiwatt 15 ORDERING NUMBER: L4953
low voltage o...