AL1673 - UNIVERSAL FLYBACK AND BUCK-BOOST SINGLE STAGE DIMMABLE LED DRIVER
Pin Assignments The AL1673 is a high performance single stage Flyback/Buck-Boost converter, targeting dimmable LED lighting application.
It is operating at BCM mode which results in good EMI and efficiency.
The AL1673 can support multiple dimming modes.
When a 0.3~2.4V DC signal is applied on APWM
AL1673 Features
* low start-up current and low operation current. It integrates multiple protections including over voltage, short circuit, over current and over temperature protection. It also integrates 600V/2A high voltage MOSFET. (Top View) CS 1 GND 2 DRAIN 3 DRAIN 4 8 COMP 7 APWM EP 6 FB 5 VCC SO-8EP The AL