LM3414 Datasheet (National Semiconductor Corporation) - 1A 60W Common Anode Capable Constant Current Buck LED Driver

LM3414, 1A 60W Common Anode Capable Constant Current Buck LED Driver

The LM3414 and LM3414HV are 1A 60W * common anode capable constant current buck LED drivers.

They are exceptionally suitable to drive single string of 3W HBLED with up to 96% efficiency.

They accept input voltages from 4.5VDC to 65VDC and deliver up to 1A average LED current with ±3% accuracy.

LM3414 Features

* Support LED power up to 60W

* : 18x 3W HBLEDs Requires NO external current sensing resistor ±3% LED current accuracy Up to 96% efficiency High contrast ratio (Minimum dimming current pulse width