AL1781
Overview
The DIODES™ AL1781/1782, a single/dual-channel dimmable Linear LED driver with PWM dimming control, is targeted for 1-Channel dimmable and 2-Channel tunable Smart Connected Lighting (SCL) applications. It serves as the LED driving element along with AC-DC Power Conversion Block and Intelligent wireless MCU as an emerging connected lighting applications.
- Input Voltage Range: 6.5V to 30V
- Independent PWM Dimming Control for Each Channel
- Adjustable Reference Current by External Reference Resistors
- LED Current Accuracy ≤ ±4%
- Maximum LED Current 1500mA for AL1781 and 750mA Per Channel for AL1782
- Adaptive Thermal Management (ATM) Scheme to Minimize Power Dissipation
- Automatically Enter and Exit Low Standby Power Mode
- High Frequency E-flicker Free PWM Dimming
- Internal Protections:
- Under Voltage Lockout (UVLO);
