HV9989 driver equivalent, three-channel ccm/dcm boost led driver.
* Three out-of-phase constant-current boost converters
* Current loop closed, with sub-microsecond PWMdimming pulses, supports PWM dimming >20 kHz
* Internal .
* LCD panel back-lighting
Description
HV9989 is a three-channel peak current mode PWM controller designed to drive .
HV9989 is a three-channel peak current mode PWM controller designed to drive single switch converters in a constant-output current mode. It can be used for driving either RGB LEDs or multiple channels of white LEDs.
HV9989 features a proprietary PWM-.
Image gallery
TAGS
Download (Size : 557.50KB)