PMP4304A: 7W TRIAC dimming LED lighting Driver

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Presentation transcript:

PMP4304A: 7W TRIAC dimming LED lighting Driver Reference Design TI Parts Vin Po Vo Io Topology Eff. PF AC Input 7W AC/DC LED Lighting Driver /w TRIAC dimming TPS92210 TL431 180-265 Vac 7W 16V~25V 350mA (5~7 LEDs) Singe Stage high PF with TRIAC dimming ~80% >0.95 Features 50 components counts with low BOM cost TRIAC dimmable solutions without flicking Primary side controls without opto-coupler Constant On-time control with high power factor Applications PAR20/30/38 LED Lighting Small form factor indoor Lighting

PMP4304A Schematics using TPS92210 R539 for frequency trim with Variable resistor