high efficiency white led driver

Posted on Feb 7, 2014

This white LED Driver circuit project is based on the NCP5680 high efficiency white LED Driver ic. NCP5680 supports double power flash LED and torch operation. The built-in DC/DC converter is based on a high efficient charge pump structure with 1X, 1. 5X and 2X operating modes. The NCP5680 controller is designed to properly drives large external N

high efficiency white led driver
Click here to download the full size of the above Circuit.

MOS device with accurate control of the peak current flowing into the LED. Also, the NCP5680 chip includes Open Load and Overload Detection circuit to protect the system against faults at Vout or LED level. Main features of the NCP5680 are : 2. 7 to 5. 5 V Input Voltage Range, Dual Power Flash LED Capability, Integrated Overload Protection, Selectable Flash/Torch Mode of Operation, Programmable SuperCAP Re ’cycling Current, Capable to Share the DC Voltage to Supply Peripheral Circuits, Indicator LED Function, Integrated Photo Sense Function, Support Camera Strobe, Built ’in Short Circuit Protection, Selectable Flash Time Out Safety Timing, Support External NMOS up to 10 A Load Capability, Fully I2C Protocol Compliant, Support GSM Synchronization, Built-in LED Test Function.

Leave Comment

characters left:

Related Circuits

  • New Circuits



    Popular Circuits

    9 V NiCd or NiMH accumulator charger
    hi-fi audio amplifiers with tl072
    lm723 variable power supply circuit design
    la1800 portable am fm radio circuit
    Boba Fett project movement
    low noise oscillator design
    kaizer sstc ii
    Pulse Generator
    28 LED Clock Timer
    mini logger circuit