Part Number
|
HV9803B |
Manufacturer
|
Supertex |
Description
|
LED Driver IC |
Published
|
Oct 5, 2016 |
Detailed Description
|
Supertex inc.
HV9803B
LED Driver IC with Average-Mode Constant Current Control
Features
►► Fast average current contr...
|
Datasheet
|
HV9803B
|
Overview
Supertex inc.
HV9803B
LED Driver IC with Average-Mode Constant Current Control
Features
►► Fast average current control ►► Correction for propagation delay and offset voltage ►► Fixed off-time switching mode ►► Linear dimming input ►► PWM dimming input ►► Output short circuit protection with programmable
skip mode ►► Input under-voltage shutdown
Applications
►► Backlighting of LCD Panels ►► General Lighting
General Description
The HV9803B is an open loop average-mode current control LED driver IC operating in a constant off-time mode.
The IC features ±2% current accuracy, tight line and load regulation of the LED current without any need for loop compensation or high-side current sensing...
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