AL5873 Description
The AL5873 is a three-channel linear LED driver with PWM dimming and analog dimming control. Each channel can drive up to 250mA with a total driving current up to 750mA. The LED channel current of the AL5873 can be set through two reference resistors connected to the REF1 and REF2 pins.
AL5873 Key Features
- Wide Input Voltage Range from 5V to 55V
- Each Channel up to 250mA Current Capability
- Set Stop and Tail Current Independently Through Two Resistors
- Switch LED Current Between Stop and Tail Function
- PWM Dimming via Both PWM Input and Power Supply
- Analog Dimming via ADIM Input
- Automatically Enter and Exit Standby Mode Without Enable Pin
- Internal Protections
- Input Under Voltage Lock-Out (UVLO)
- LED String Open Protection