Feature:

1. Buck high brightness LED driver is with 5000: 1 dimming function, which is practical.2. Supports maxmum output power of 72W (36V / 2A), LED driver has up to 1MHz switching frequency3. Single pin on / off and brightness control can be finished by using DC voltage or PWM.4. Inherent open LED protection, which can keep over temperature drop current function for adjustable constant LED current with up to 97% efficiency.5. With function of high-end current detection, such LED driver board is easy to use in the practical life.
Specification:
Working Voltage: H-type DC 8-25VOutput Current: 3ABy Changing for RCS Resistance,Maxmum Current: 4AMaxmum Output Power: 72W (36V / 2A)Current Regulation: 1 to adjustable resistance; 2 via PWM controlSwitching Frequency: Up to 1MHzCurrent Accuracy: Typical 5% outputIntrinsic Open LED Protection: SupportHigh Efficiency: Up to 97%Size: Approx. 45 x 21 x 16mm / 1.77 x 0.83 x 0.63in
Package Included:
1 x LD48AJTA 3A LED Driver Module