MIC2954 Datasheet, PDF (8/12 Pages) Micrel Semiconductor – 250mA Low-Dropout Regulator

MIC2954
Block Diagrams
Unregulated
DC Supply
IN
Error
Amp.
1.23V
REF.
MIC2954-02/-03
OUT
5V/250mA
Output
182k
62k
GND
2.2µF
MIC2954-02 and MIC2954-03
Micrel
Unregulated
DC Supply ^FB
IN
SHDN
TTL/CMOS
Control Logic
Input
60mV
Error
Amp.
182k
60k
Error Detection
Comparator
1.23V
REF.
MIC2954-07/-08
OUT
SNS
TAP
ERR
GND
5V/250mA
Output
330k
TTL/CMOS
Compatible
Error Output
MIC2954-07 and MIC2954-08
MIC2954
8
August 1999