ap1661 BCD Semiconductor Manufacturing Limited, ap1661 Datasheet - Page 2

• Manufacturer Part Number: ap1661
• Description: Power Factor Correction Controller
• Manufacturer: BCD Semiconductor Manufacturing Limited

Pin Description
Pin Configuration
Sep. 2007 Rev. 1. 0
POWER FACTOR CORRECTION CONTROLLER
Pin Number
1
2
3
4
5
6
7
8
Pin Name
COMP
MULT
Figure 2. Pin Configuration of AP1661 (Top View)
GND
VCC
ZCD
INV
GD
CS
COMP
MULT
INV
CS
M Package/P Package
(SOIC-8/DIP-8)
1
2
3
4
Inverting input of the error amplifier
Output of the error amplifier
Input of the multiplier
Input of the current control loop comparator
Zero current detection input. If it is connected to GND, the device is
disabled
Ground. Current return for gate driver and control circuits of the IC
Gate driver output
Supply voltage of gate driver and control circuits of the IC
2
8
7
6
5
BCD Semiconductor Manufacturing Limited
VCC
GD
GND
ZCD
Function
Preliminary Datasheet
AP1661