4 layers93.5 × 72.5 mm

Boards in 2 GitHub repositories, designed in KiCad, that use the MMZ2012Y152BT000 by TDK (-55℃~+125℃ 1 1.5kΩ@100MHz 400mΩ 500mA ±25% 0805 Ferrite Beads ROHS). See how each wires it, with its parts, size, README and files; the MMZ2012Y152BT000’s symbol, footprint and pinout are on its own page.


Open-Air-Foundation/pcb-module-alphasense-adc
A compact 2-layer board carrying two Texas Instruments ADS1115 16-bit ADCs that read the AlphaSense electrochemical sensors — NO₂ (A43F) and O₃ (A431) — and report to the host monitor over I²C.