Constant Current LED Driver with 64 Dimming Steps for up to 4 LEDs - BD1754HFN | ROHM Semiconductor - ROHM Co., Ltd.
Constant Current LED Driver with 64 Dimming Steps for up to 4 LEDs - BD1754HFN
The multi-level brightness control LED works as a constant current driver in 64 steps, so that the driving current can be adjusted finely. BD1754HFN is best suited to turn on LEDs that require high-accuracy LED brightness control.
Number of Outputs
Analog Dimming Steps
Per Channel Drive(Max.)[mA]
Ch to Ch Accuracy(Typ.)[±%]
Data Transfer Rate(Max.)[MHz]
LED Open Detection
Operating Temperature (Min.)[°C]
Operating Temperature (Max.)[°C]
Features:・Current regulation for LED up to 4 parallels
・Adjustable constant current 64 steps
・High accuracy and matching of each current channel (0.5% Typ)
・Brightness control via a 1-wire digital control interface (UPIC)