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L4943

STMicroelectronics
Part Number L4943
Manufacturer STMicroelectronics
Description MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO
Published Mar 22, 2005
Detailed Description ® L4943 MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO 3 PROGRAMMABLE OUTPUTS: 3 TO 11V (500mA); 3 TO 11V (500mA); 3 TO...
Datasheet PDF File L4943 PDF File

L4943
L4943

Overview
® L4943 MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO 3 PROGRAMMABLE OUTPUTS: 3 TO 11V (500mA); 3 TO 11V (500mA); 3 TO 7V (500mA) STANDBY OUT1 AND OUT2 WITH INDEPENDENT ENABLE CONTROL FOR STAND-BY MODE 0.
4A HIGH SIDE DRIVER LOAD DUMP PROTECTION THERMAL SHUTDOWN ♦ ♦ ♦ DESCRIPTION The L4943 contains a triple voltage regulator and a high side driver.
In stand-by the output is active as long as possible even when in thermal shutdown or under any other fault conditions.
The STCAP pin allows the use of a reserve supply capacitor that will hold enough energy for the BLOCK DIAGRAM Multiwatt 15 ORDERING NUMBER: L4943 5V Stand-by line to allow the µP to store data.
FILTER CAP 11 GEN REF VMEM (3÷...


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