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Discussion History

Motor Controller

Assembly

Three-phase inverter board commutating the brushless motor and managing speed. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Motor Controller parts and their functions

3 top-level parts · 3 parts in total · full bill of materials below
Motor Controller parts diagram: 1 bare PCB, 2 microcontroller, 3 power MOSFET stage. 3 parts in 3 assemblies.
Motor Controller 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× controller PCB
2 Microcontroller 1× motor control MCU
3 Power MOSFET Stage 1× three-phase inverter stage

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model — STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

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Bill of materials for Motor Controller

3 top-level lines · 3 rows shown · 3 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 Microcontroller mcu 1× 1 · part
3 Power MOSFET Stage leaf-blower-power-mosfets 1× 1 · part

Where the motor controller is used

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

Used in 1 assembly

Power Unit

Sourcing: possible vendors

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 $2–$500. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Inovance
inovance.com ↗ 		Shenzhen, CN Drives & motion control 500 units 10–14 wks
🇮🇳Sona Comstar
sonacomstar.com ↗ 		Gurugram, IN EV driveline & motors 500 units 10–14 wks
🇨🇳Broad-Ocean
broad-ocean.com ↗ 		Zhongshan, CN Electric motors 500 units 10–14 wks
🇸🇬Nidec (Singapore)
nidec.com ↗ 		Singapore Motors, regional ops 500 units 10–14 wks
🇮🇳Bosch India
bosch.in ↗ 		Bengaluru, IN Automotive components 500 units 10–14 wks