UNISONIC TECHNOLOGIES CO., LTD
UA9849
LINEAR INTEGRATED CIRCUIT
3-PHASE MOTOR DRIVER FOR CD-ROMS
DESCRIPTION
The UTC UA9849 is ICs developed for CD-ROM spindle motor drives. These ICs possess a short brake and reverserotation brake for two types of brake functions, and also contain FG output and rotation direction detection (FR) circuits, making them high-functionality and high-performance ICs.
FEATURES
* Three-phase, full-wave, pseudo-linear drive system. * Built-in power save and the.