Rohm Breadcrumb

Rohm Productdetail

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.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number | BD1754HFN-TR
Status | Active
Package | HSON8
Unit Quantity | 3000
Minimum Package Quantity | 3000
Packing Type | Taping
RoHS | Yes

Specifications:

Topology

Constant Current

Number of Outputs

4

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

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)