BD6581GU - 6-Channel White LED Driver

Name: BD6581GU
SKU: BD6581GU-816303

Rohm

Datasheet Details

BD6581GU is white LED driver IC with PWM step-up DC/DC converter that can boost max 42.5V and current driver that can drive max 25mA.

High efficiency PWM step-up DC/DC converter (fsw=1MHz), max efficiency 93%.
High accuracy & good matching ( 1.5%) current drivers 6ch.
Drive up to 12 in series, 6 strings in parallel =72 white LEDs ( white LED Vf=3.5Vmax).
Rich safety functions Over-voltage protection (OVP) Over current limit External SBD open detect Thermal shutdown Key Specification.
Operating power supply voltage range: 2.7V ~ 22.0V.
Quiescent Current 1: 0.6μA (Typ. ) Quiescent Current 2: 4.6μA (.

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Published: Jun 24, 2014 |