AL3022 Description
The AL3022 is a constant 140KHz, voltage mode, external pensation 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.
AL3022 Key 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 pensation
- Built-in UVLO Function
- Built-in OVP
- Built-in OTP
- Built-in OCP