ML1538 Overview
Description
ML1538 driver IC contains a 4ch H bridge driver and DC-DC converter control circuit, and was developed for portable CD players. The package in use is QFP-44, making it ideal for smaller set.
Key Features
- z Built-in 4ch H bridge driver, and PWM control of load drive voltage is made possible by external components
- DC-DC converter control circuit on chip
- With inverted reset output pin
- Empty detection level can be switched between rechargeable battery and dry battery
- Constant current charging; amount of current can be varied by external resistor
- Built-in power transistor for charging
- Built-in independent thermal shutdown circuit Package : QFP-44 z z z z z z z
