
Mini OLED Panel Meter
STDMini OLED Panel Meter
License
:Public Domain
Description
Board Specifics
This Panel meter uses the SSD1306 OLED display and INA226 power monitor IC. The INA226 can measure voltages up to 36v and currents up to 5A with the 5mohm high-side current sense resistor, the INA226 also has a high accuracy with an offset voltage max of 10 micro Volts and gain error of 0.1%. The Board also has a 3.3v LDO regulator which powers everything on the board including display; the input range for this board is 5v-40v. This board contains an atmega328p which is already programmed with the code in order to display Voltage from 0v-36v and currents from 0.010A-5A, in order to program the board, to for example display power, then the user can use an FTDI programmer and simply plug it into the board's input pins.
Features
- 0-36V measuring range
- 0-5A (10A MAX) current measuring range
- Measure voltages as low as 5mV and currents as low as 5mA accurately
- Programmable Board
- 27mm x 28mm (1.06in x 1.1in) board size
- On board 3.3V regulator and ability to bypass regulator
- OLED Display
- No Calibration Required
Design Drawing

BOM


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