Instruction Manual

Data Sheet
HIGH PERFORMANCE POWER FACTOR CORRECTOR AP1662
Jul. 2012 Rev. 1. 3 BCD Semiconductor Manufacturing Limited
3
Pin Description
Pin Number Pin Name Function
1 INV Inverting input of the error amplifier
2 COMP Output of the error amplifier
3 MULT Input of the multiplier
4 CS Input of the current control loop comparator
5 ZCD
Zero current detection input. If it is connected to GND, the
device is disabled
6 GND
Ground. Current return for gate driver and control circuits of
the IC
7 GD Gate driver output
8 VCC Supply voltage of gate driver and control circuits of the IC
Functional Block Diagram
Figure 3. Functional Block Diagram of AP1662