Power Electronics / Power Management


Driver for low-power LED strings

16 May 2018 Power Electronics / Power Management

For driving low-power LED strings and strips supplied by a DC voltage source, Infineon Technologies’ BCR430U features extended flexibility in terms of voltage headroom. It is a linear LED controller IC in a small SOT23-6 package regulating the LED current in standalone operation without the need of any external power transistor. It is suitable for driving currents from 5 to 100 mA and the IC supply voltage range is from 6 V up to 42 V. The LED current level can be adjusted by connecting a high ohmic resistor. Applications include LED strips, architectural LED lighting, LED displays and channel letters, emergency lighting, retail lighting and white-good lighting.



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