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AP5002SG buck regulator IC (SOIC-8) This regulator IC has been discontinued but we've used it in a few of our projects, so we've bought some to allow those projects to still be built as designed. It's a 20V, 2A step-down device with integrated switch that's capable of going to 100% duty cycle. It has no thermal pad to solder. Cat No SC7591. Price: AUD $2.50 1 In stock: yes (248 available). Estimated dispatch time: 3-10 days Related to: Project: RGB LED Star Ornament (December 2025 [print issue] [online issue]) Other items relevant to this project: RGB LED Star PCB [16112251] ($12.50) PIC16F18126-I/SL programmed for the RGB LED Star [1611225A.HEX] ($10.00) RGB LED Star kit ($80.00) RGB LED Star firmware [1611225A.HEX] (Free) RGB LED Star PCB pattern (PDF download) [16112251] (Free)