Micro-DMM
oihdesigns
A small, open hardware DMM
Components (10)
| Reference | Value | Description |
|---|---|---|
| U1 | ADuM1200AR | Dual-channel digital isolator, Bidirectional communication, 3V/5V level translation, SOIC-8 |
| U3 | ADS1115IDGS | Ultra-Small, Low-Power, I2C-Compatible, 860-SPS, 16-Bit ADCs With Internal Reference, Oscillator, and Programmable Comparator, VSSOP-10 |
| U13 | ISO1540 | I2C Isolator, 2.5 kVrms, Bidirectional clock and data, SOIC-8 |
| U14 | RFM-0505S | |
| C4,C7,C8 | 0.1uF | Unpolarized capacitor |
| J1 | Screw_Terminal_01x06 | Generic screw terminal, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J2 | Screw_Terminal_01x08 | Generic screw terminal, single row, 01x08, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3 | Conn_01x04_MountingPin | Generic connectable mounting pin connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1-R7 | 4.7K | Resistor, US symbol |
| R12 | 0 | Resistor, US symbol |