Description
The AP1688 is a high-performance AC/DC PFC and constant-current controller for universal mains LED driver applications.
The device is a buck controller that operates as a boundary conduction mode (BCM) to achieve high efficiency and easy EMI.
Features
- fast start-up, low start-up current, low operation current, and high efficiency. The device also has rich protection features including overvoltage, short- and open-circuit, overcurrent, and overtemperature protection. The AP1688 is available in SO-8 package. Pin Assignments
(Top View)
NC 1 VS 2 VA 3 CS 4
8 VCC 7 OUT 6 GND 5 FB
(SO-8/ M Package)
Features.
- Optimized for Buck Topology.
- Boundary Conduction Mode (BCM) Operation to Achieve High
Efficiency.
- High Power Factor > 0.9.