TM
MP2000 – LOW INPUT VOLTAGE, 150mA LINEAR REGULATOR
PIN FUNCTIONS
Pin #
Name Description
Power Source Input. IN supplies the internal power to the MP2000 and is the source of the
pass transistor. Bypass IN to GND with a 2.2µF or greater capacitor.
1
2
IN
GND
Ground.
Enable Input. Drive EN high to turn off the MP2000; low to turn it on. For automatic startup,
connect EN to GND.
3
EN
FB
Feedback Input. Connect a resistive voltage divider from OUT to FB to set the output
voltage. OUT feedback threshold is 0.5V.
4
5
Regulator Output. OUT is the output of the linear regulator. Bypass OUT to GND with a
2.2µF or greater capacitor.
OUT
MP2000 Rev. 0.92
3/2/2006
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3
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