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DMM XIAO V2 AsOrdered ForGithub

oihdesigns

A small, open hardware DMM

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Main components

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Part NumberDescription
LM317_TO-2201.5A 35V Adjustable Linear Regulator, TO-220
ADS1115IDGSUltra-Small, Low-Power, I2C-Compatible, 860-SPS, 16-Bit ADCs With Internal Reference, Oscillator, and Programmable Comparator, VSSOP-10
MAX1683IC REG CHARGE PUMP 2VIN SOT23-5
TPS613222ADBV1.8A Step-Up Converter, 5V Output Voltage, 0.9-5.5V Input Voltage, SOT-23-5
LM4040DBZ-2.52.500V Precision Micropower Shunt Voltage Reference, SOT-23
LM4040DBZ-5

DMM XIAO V2 AsOrdered ForGithub schematic

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DMM XIAO V2 AsOrdered ForGithub board layout

DMM XIAO V2 AsOrdered ForGithub PCB render

Top PCB
Bottom PCB