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. Output current
3. Input/output voltage difference
4. High ripple rejection ratio
5. Wide operating temperature range
6. Output voltage
7. Output capacitor
±2.0%
300mA
0.15V typ. (Io=100mA)
70dB typ.
-40~+85°C
1.5~5.0V (0.1V step)
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
V
IN
V
OUT
Bias
C
ONT
Thermal
shutdown
Driver
Current
limitter
Reference
GND
C
N