Pipar Chip

Twelve PG1316S switches in a square. Backlit, paged, packed.

A 12-key wireless keypad built around Kailh PG1316S switches — square keycaps, dense grid. White backlights behind every key, plus three programmable indicator LEDs. The smallest-component build in the catalog (0603 / SOD-523), with a 500 mAh battery sized for backlit use.

Status — Prototype

PCB on GitHub↗

§ Specification

Technical · revision current

Layout: 4 × 3 (12 keys)
MCU: ISP1807 (nRF52840 SiP)
Switches: Kailh PG1316S
Backlight: 12 × white LED + 3 indicator LEDs
Battery: 500 mAh LiPo
Components: 0603 / SOD-523

§ Plates

1 additional figures

Pipar Chip PCB render, back side showing components — Fig. 004.1render

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Pipar & Sool