AN2835 70瓦HID灯镇流器的基础上，L6569，L6385E和L6562A

AN2835 70瓦HID灯镇流器的基础上，L6569，L6385E和L6562A

AN2835
Application note
70 W HID lamp ballast
based on the L6569, L6385E and L6562A

Introduction
This application note describes the electronic lamp ballast for 70 W high intensity discharge
(HID) metal halide lamps (MHL) used for general indoor applications. The ballast is
composed of a boost converter and an inverter. The inverter is realized by a full bridge driver
with a power control circuit.
The booster converter for power factor correction (PFC) is controlled by the L6562A