HA12188AF Overview
The typical values of built-in capacitances in this IC are reduced 10% pared with those in IC HA12188F. The values of of this IC are same as those of IC HA12188F. Functions RF amplifier Focus error amplifier Tracking error amplifier FOK detector Mirror detector Defect detector APC amplifier Focus, tracking, and sled servo control Inner/outer direction detector.
HA12188AF Key Features
- Built-in variable resistors for adjusting tracking error EF balance, tracking gain, and focus gain
- Single power supply
- Supports double and quadruple speeds
- Few external ponents
- FP-56 package
- APC 46 47
- TM5 TM6 VR
- The states of the IC’s internal switches at XRST = “L” are shown at block diagram
- The black dot symbol of transfer switch shows on state
- The symbols “ ” mean connecting to VCC