UA9849
Description
The UTC UA9849 is ICs developed for CD-ROM spindle motor drives.
Key Features
- * Three-phase, full-wave, pseudo-linear drive system
- * Built-in power save and thermal shutdown functions
- * Built-in current limiter and Hall bias circuits
- * Built-in FG output
- * Built-in rotation direction detector
- * Built-in reverse rotation prevention circuit
- * Built-in short brake pin
