Ideal solution for high-resolution camera phone LED flashlight driver applications.
1.2MHz PWM, boost-switching regulator that is
optimized for constant-current, white LED driver applications.
1.2MHz PWM step-up switching regulator that is
optimized for constant current white LED driving applications.
Achieves good output current regulation without the need for any loop compensation.
The Microchip HV9803 LED Driver IC is an open loop average-mode current control LED driver IC operating in a constant off-time mode.