MM1538

MITSUMI 4-ch Motor Driver for Portable CD Players MM1538 4-ch Motor Driver for Portable CD Players Monolithic IC MM1538 Outline This IC is a driver IC integrating a 4-ch H-bridge driver and a DC-DC converter control circuit into one chip, which was developed for portable CD players. It is ideal for smaller sets as QFP-44B is used for the package. Phased Out Products Features 1. Includes a 4-ch H-bridge driver and allows the load drive voltage to be PWM-controlled with external components 2. Incorporates a DC-DC converter control circuit 3. Includes a reverting output pin for reset output 4. Allows switching of empty detection level for rechargeable batteries and dry batteries 5. Resistance value can be charged in the constant-current charging system with an external resistor 6. Includes a power transistor for charging 7. Incorporates an independent thermal shutdown circuit Package QFP-44B Application Portable CD radio cassette players MITSUMI 4-ch Motor Driver for Portable CD Pl...