PCB

Layout

Bill Of Materials

Here's a list of parts with the corresponding designator on the PCB and the footprint.

Designator Comment Footprint
C1 10uF C_0603_1608Metric
C2, C3, C6 100nF C_0603_1608Metric
C4, C5 22pF C_0603_1608Metric
D1, D2 LL4148 D_SMA
D3, D4, D5 LED D_SMA
R1, R2, R3, R4 10k Ω R_0603_1608Metric
R5, R6, R7, R8 1k5 R_0603_1608Metric
SW1 K2-1102SP-C4SC-04 SW_Push_1P1T_NO_6x6mm_H9.5mm
U1 12MHz Crystal RPI Pico
U2 CH340G SOIC-16_3.9x9.9mm_P1.27mm
Y1 12MHz Crystal Crystal_SMD_HC49-SD
J1, J2 4 Pin PWM Fan Connector Right Angle
J3, J4 2 Pin JST XH 2 Pin JST XH
J5 2x05 2.54mm Female Header 2x05 2.54mm Female Header
J6 MATE-N-LOK 350211-1 (4 Pin "Molex" Connector)
J7 1x04 2.54mm Male Header 1x04 2.54mm Male Header