HardLabs

Ads1220

badjeff·ads1220-pcb

Ads1220 PCB layout, top view — open source board by badjeff

About the Ads1220 PCB

Ads1220 is an open source PCB design by badjeff, published on GitHub. It is a 2-layer board measuring 10 × 10 mm, with 15 components from 8 distinct parts.

Other key parts include the ADS1220IRVAR. By type, the board carries 8 resistors, 4 connectors, 2 capacitors and 1 IC.

It belongs with the sensors, test & measurement and dev boards & breakouts designs in this gallery.

From the project

Texas Instruments ADS1220 ADC sensor breakout board.

Texas Instruments ADS1220 ADC sensor breakout board.

- Designed for measuring wheatstone bridge circuit on Lenovo ThinkPad T440 series trackpoint sensor. - Be operated with 3.3V voltage level ONLY. - Unipolar Analog Power Supply ONLY. - Outlined as small as possible for bottom mount on low profile keyboards. - Designed for driving trackpoint sensor on ZMK with ads1220-zephyr-module and analog-axis-hires-input-zephyr-module.

Ads1220, from the project README
From the project README

Main components on the Ads1220

ADS1220IRVAR

Ads1220 bill of materials (BOM)

15 components, 8 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
ADS1220IRVAR
U1
1
Conn_01x05_Socket
J1
2
Conn_01x02_Socket
J2, J4
1
Conn_01x06_Socket
J3
2
0.1uF
C1, C2
4
47R
R1, R2, R3, R4
2
2K4
R5, R6
2
0R
R9, R11

Ads1220 design files

The KiCad project lives in the badjeff/ads1220-pcb repository on GitHub; these links point at the commit this page was built from.

Ads1220: common questions

How big is the Ads1220 PCB?

The Ads1220 measures 10 × 10 mm, has 2 copper layers and is 1 mm thick.

How many components are on the Ads1220?

15 components, from 8 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Ads1220 design files?

From the badjeff/ads1220-pcb repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Ads1220 design in my own project?

The repository has no license, so all rights stay with badjeff. Use it as a reference, and ask the author before reusing the design.

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