MITSUMI

Low-Saturation 300mA Regulators MM159X Series

Low-Saturation 300mA Regulators

Monolithic IC MM159X Series

Outline

This is a 300mA output low-saturation regulator IC with low noise and high ripple rejection ratio.

Ceramic capacitors can be used for the output capacitors, and it has an output noise reduction pin and

ON/OFF control pin.

Features

1. High precision output voltage

±2.0%

2. Output current

300mA

3. Input/output voltage difference

0.15V typ. (Io=100mA)

4. High ripple rejection ratio

70dB typ.

5. Wide operating temperature range -40~+85°C

6. Output voltage

1.5~5.0V (0.1V step)

7. Output capacitor

1µF(ceramic)

Package

SOP-8D/G

Applications

1. Constant voltage power supply for devices that use batteries

2. Constant voltage power supply for portable communications devices

3. Constant voltage power supply for household electronics products

Block Diagram

GND

Thermal

shutdown

Bias

Driver

limitter

Current

Reference

OUT

V