3D printed LED Ringflash
From NebarnixWiki
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Simulation
Implementation
Materials
Reg to use: http://www.ti.com/product/reg103-5 (SOT223-5 package)
Op-amps to use: MCP6L71/1R/2/4 http://ww1.microchip.com/downloads/en/DeviceDoc/22145a.pdf
LEDs to use: NTE30071 http://www.radioshack.com/product/index.jsp?productId=12580024
Trimpot to use for setting reference voltage TC33X-2-103E http://www.digikey.com/product-detail/en/TC33X-2-103E/TC33X-103ECT-ND/612911