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Balancing Board

Assembly

Switched voltage divider circuit that redistributes charge between cell groups to maintain uniform voltage. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Balancing Board parts and their functions

5 top-level parts · 20 parts in total · full bill of materials below
Balancing Board parts diagram: 1 bare PCB, 2 shunt resistor, 3 MOSFET switch module, 4 microcontroller, 5 connector. 20 parts in 5 top-level items.
Balancing Board parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Bare PCB 1× FR4 PCB for balancing logic
2 Shunt Resistor 8× Precision resistive divider string
3 MOSFET Switch Module 8× Gate-driven switching relays per cell group
4 Microcontroller 1× ARM Cortex microcontroller for active balancing
5 Connector 2× Sensing and control cable connections

3D model

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Build & assembly graph

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Bill of materials for Balancing Board

5 top-level lines · 5 rows shown · 20 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Bare PCB pcb-bare 1× 1 · part
2 Shunt Resistor supercapacitor-bank-shunt-resistors 8× 8 · part
3 MOSFET Switch Module supercapacitor-bank-mosfet-switches 8× 8 · part
4 Microcontroller mcu 1× 1 · part
5 Connector connector 2× 2 · part

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Where the balancing board is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Supercapacitor Bank

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $1–$200. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳JLCPCB
jlcpcb.com ↗ 		Shenzhen, CN PCB fabrication 100 pcs 2–4 wks
🇨🇳PCBWay
pcbway.com ↗ 		Shenzhen, CN PCB fab & assembly 100 pcs 2–4 wks
🇨🇳Shennan Circuits
scc.com.cn ↗ 		Shenzhen, CN PCB manufacturer 100 pcs 2–4 wks
🇮🇳Shogini Technoarts
shogini.com ↗ 		Mumbai, IN PCB manufacturer 100 pcs 2–4 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 100 pcs 2–4 wks