MM1689

MITSUMI 500mA Dual Regulator Monolithic IC MM1689 500mA Dual Regulator MM1689 Series Series Outline This IC is a 2-circuit low saturation regulator IC with 500mA output realizing low current consumption, low noise, and high ripple rejection. The regulator output voltage is fixed and can be programmed between 1.5V and 5.0V upon request. It provides a switch pin to control each output and is an ideal IC for portable equipment. Features 1. Current consumption (during off-state) 2. High accuracy output voltage 3. Dropout voltage 4. High ripple rejection 5. Operating temperature range 6. Output voltage 7. Output capacitor 1µA typ. ±2.0% 0.2V typ. (Io=250mA) 60dB typ. -40~+85°C 1.5 to 5.0V (0.1V steps) 1µF (Ceramic) Package HSOP-8A Phased Out Products Applications 1. Cordless phones 2. Portable equipment 3. DVD equipment Pin Assignment 8765 1234 HSOP-8A Heat Spreader Bottom (TOP VIEW) 1 2 3 4 5 6 7 8 PS2 PS1 VIN2 VIN1 VOUT1 VOUT2 GND NC MITSUMI Block Diagram 500mA Dual Regula...