5.8W triac dimmable, non-isolated buck-boost LED driver based on LNK460KG design

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Summary:

This document describes a dimmable non-isolated, high efficiency, high power factor (PF) LED driver design. The voltage used to drive the LED string is 145 V, and the input voltage range from 195 VAC to 265 VAC is 40 mA. This LED driver is designed using the LinkSwitch-PL series device LNK460KG.

This document includes power specifications, circuit diagrams, bill of materials, transformer documentation, printed circuit board layout, and performance data.

5.8W bidirectional thyristor dimming, non-isolated buck - boost LED driver physical map

5.8W bidirectional thyristor dimming, non-isolated buck - boost LED driver circuit diagram

5.8W bidirectional thyristor dimming, non-isolated buck - boost LED driver pcb layout

5.8W Triac Dimming, Non-Isolated Buck - List of Step-Up LED Driver Components

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