This post explains for the Motor Driver.
The Part Number is CD5888CB.
The function of this semiconductor is 5-channel motor driver.
The package is HSOP 28 Pin Type
Manufacturer: Wuxi China Resources Silicone Microelectronics
The CD5888CB is a 5-channel BTL driver IC for CD-ROM and DVD players for motor and drive power drive circuit built-in three independent precision voltage regulator adjustable range from 1.5V to 4V support a variety of applications the way.
1. Separate power supplies VCC1 and VCC2 can
2. Improve power efficiency by providing low voltage for tracking, focusing and spindle
3. Built-in level conversion circuit
4. Built-in thermal cut-off circuit
5. Built-in squelch circuit
6. Spindle motor driver, one-way linear input and output are composed of bridge amplifier
7. Loading motor driver DC motor driver can support discs in and out of the bin
8. Built-in 3 voltage regulators adjustable range 1.5V~4V
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