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- Cutting-Edge Web Simulation Tool “ROHM Solution Simulator” Capable of Complete Circuit Verification of Power Devices and Driver ICs
- ROHM Automotive Lighting Solutions
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.
Topology
Constant Current
Series
Parallel Output LED Driver
LED Configuration
1 to 4 parallels
Dimming
6-Bit DC
Analog Dimming Steps
64
Per Channel Drive(Max.)[mA]
64.0
Ch to Ch Accuracy(Typ.)[±%]
0.5
Vout(Max.)[V]
7.0
Data Input
1-wire
Data Transfer Rate(Max.)[MHz]
2.8
Data Vin(Min.)[V]
0.6
Data Vin(Max.)[V]
1.4
LED Open Detection
No
Vin(Min.)[V]
2.7
Vin(Max.)[V]
5.5
Operating Temperature (Min.)[°C]
-30
Operating Temperature (Max.)[°C]
85