2 layers16 × 35.2 mm

Boards in 2 GitHub repositories, designed in KiCad, that use the BCR421UFDQ by Diodes Incorporated (-55℃~+150℃ 1 10% 350mA 40V External Over-Temperature Protection (OTP) PWM UDFN-6-EP(2x2) LED Drivers ROHS). See how each wires it, with its parts, size, README and files; the BCR421UFDQ’s symbol, footprint and pinout are on its own page.