TDA5146T Overview
The TDA5146T is a bipolar integrated circuit used to drive brushless DC motors in full wave mode. The device senses the rotor position using an EMF sensing technique and is ideally suited as a drive circuit for a hard disk drive motor or tape drive. QUICK REFERENCE DATA Measured over full voltage and temperature ranges Symbol VP Vsup VVMOT VDo ILIM Parameter Supply voltage range (Note 1) Supply for the FET driver...
TDA5146T Key Features
- Full-wave mutation (using push/pull drivers at the output stages) without position sensors
- Built-in start-up circuit
- Three push-pull outputs
- 2 A output current (Typical)
- Built-in current limiter
- Thermal protection
- Soft switching outputs
- Flyback diodes
- Tacho output sensor
- Brake function