Resistors ------------- 5 x 10K 1/4W (R5, R6, R7, R8, R9) RR-0596 2 x 20K 1/4W (R1, R3) RR-0603 2 x 20K 1/4W (R2, R4) - Adjustable to set current limit read readme Capacitors ------------- 2 x 2.2nF MKT (C1, C3) RM-7022 2 x 500pF Ceramic (C2, C4) RC-5333 2 x 1uF 100V MKT (C5, C7) RM-7170 2 x 470uF 63V Electro (C6, C8) RE-6210 1 x 100uF 16V Electro (C9) RE-6130 2 x 10nF MKT (C10, C11) RM-7065 2 x 2pF MKT/Ceramic (C12, C13) (Only needed if you are using a XTAL) Semiconductors ------------- 1 x PIC16F628A (U1) ZZ-8520 2 x LMD18245 (U2, U3) DIGIKEY LMD18245T-ND Misc ------------- 1 x 10 pin IDC header (CONN1) 2 x 2 pin IDC headers (J1, J2) 3 x 2 way PCB Mount Screw Terminal (CONN2, M1 x 2) HM-3172 1 x 20MHz 3 pin resonator (X1) Dontronics ZTT-20.00MX X1 can be replaced with a 20MHz XTAL, if this is the case make sure to use appropriate sized capacitors in C12 and C13. With a resonators these capacitors aren't needed!