Datasheet Summary
.fairchildsemi.
Low Dropout Voltage Regulator
Features
- -
- - Limited input voltage and high efficiency. Internal thermal over load protection. 60V load dump protection. Output current up to 0.1A.
Description
LM2931A is a fixed 3-terminal low dropout voltage regulator designed to need very low quiescent current. Internally, implemented circuits include 60V load dump protection, -50V reverse transient short circuit and thermal over load protection.
TO-92
1: Output 2: GND 3: Input
Internal Block Diagram
0.6V MAX DROP
Input VI
PASS ELEMENT
Output VO
OVER VOLTAGE PROTECTION
CURRENT LIMIT
START _ THERMAL SHUTDOWN REFERENCE VOLTAGE GND 2
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