AL3022 Datasheet - Diodes

AL3022 PWM BOOST CONTROLLER

The AL3022 is a constant 140KHz, voltage mode, external compensation boost controller. The AL3022 has low feedback voltage and makes it ideal for low cost LED backlight supplies. The AL3022 can support external PWM dimming and analog dimming. The AL3022 offers complete system protection with integra.

AL3022 Features

* Voltage Mode PWM Controller

* Low 0.2V Reference Voltage

* Fixed 140KHz Frequency

* External PWM Dimming and Analog Dimming

* Low Shutdown Current (0.1µA)

* External Compensation

* Built-in UVLO Function

* Built-in OVP

* Built-in OTP

* Built-in OCP

* Bui