License

Public Domain

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Multicell Voltage Monitoring

11 months ago 133
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

Measure the individual cell voltage of the cells used in a Lithium battery pack. We will use four lithium 18650 cells connected in series to form a battery pack and design a simple circuit using op-amps to measure the individual cell voltages and display it on a LCD screen using Arduino.

Documents

Schematic

PCB

PCB with Resistor array

BOM

ID Name Designator Footprint Quantity BOM_Manufacturer Part BOM_Manufacturer BOM_Supplier BOM_Supplier Part
1 Header-Male-2.54_1x3 P1 HDR-3X1/2.54 1 Header2.54mm 1*3P BOOMELE LCSC C49257
2 Pack (+) P2 HDR-3X1/2.54 1 Header2.54mm 1*3P BOOMELE LCSC C49257
3 Pack (-) P3 HDR-3X1/2.54 1 Header2.54mm 1*3P BOOMELE LCSC C49257
4 Battery Pack Connector H1 DIP-1X5P-2.54MM-M 1 210S-1*5P L=11.6MMGold-plated black Ckmtw LCSC C124379
5 Header-Male-2.54_1x5 H2 DIP-1X5P-2.54MM-M 1 210S-1*5P L=11.6MMGold-plated black Ckmtw LCSC C124379
6 1k R1,R3,R4,R5,R6,R2,R7,R8,R9,R10,R11,R12,R14 AXIAL-0.3 13 - Chian Chia Elec LCSC C119870
7 10k R13 AXIAL-0.3 1 - Chian Chia Elec LCSC C119894
8 OPA4197 U1,U2 SOP14 2 LMV324DR2G ON LCSC C89317

Attachments

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Members

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