HV9910C

HV9910C Universal High-Brightness LED Driver Features Switch mode controller for single switch LED drivers Enhanced drop-in replacement to the HV9910B Open loop peak current controller Internal 15 to 450V linear regulator Constant frequency or constant off-time operation Linear and PWM dimming capability Requires few external components for operation Over-temperature protection Applications DC/DC or AC/DC LED driver applications RGB back-lighting LED driver Back lighting of flat panel displays General purpose constant current source Signage and decorative LED lighting Chargers Description HV9910C is an open-loop, current-mode control, LED driver IC. This IC can be programmed to operate in either a constant frequency or constant off-time mode. It includes a 15 – 450V linear regulator which allows it to work with a wide range of input voltages without the need for an external low voltage supply. HV9910C includes a TTL-compatible...