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Discussion History

Traction Inverter

Assembly

IGBT or silicon-carbide three-phase inverter converting battery DC to variable-frequency AC, rated 250–400 A phase current. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Traction Inverter parts and their functions

7 top-level parts · 27 parts in total · full bill of materials below
Traction Inverter parts diagram: 1 IGBT power module, 2 DC-link capacitor, 3 gate driver board, 4 inverter control board, 5 inverter cold plate, 6 pack current sensor, 7 inverter housing. 27 parts in 7 top-level items.
Traction Inverter parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 IGBT Power Module 6× Half-bridge power module
2 DC-Link Capacitor 1× Film DC-link capacitor bank
3 Gate Driver Board 3 parts 3× Phase-leg gate driver boards
4 Inverter Control Board 4 parts 1× Motor control board
5 Inverter Cold Plate 1× Pin-fin liquid cold plate
6 Pack Current Sensor 3× Phase current sensors
7 Inverter Housing 1× Sealed inverter housing

3D model

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Build & assembly graph

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Bill of materials for Traction Inverter

7 top-level lines · 14 rows shown · 27 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 IGBT Power Module electric-bus-igbt-module 6× 6 · part
2 DC-Link Capacitor electric-bus-dc-link-capacitor 1× 1 · part
3 Gate Driver Board 3 parts electric-bus-gate-driver-board 3× 3 3 assembly
3.1 Bare PCB pcb-bare 1× 3 · part
3.2 SMD Passive (R/C/L) smd-passives 1× 3 · part
3.3 Connector connector 1× 3 · part
4 Inverter Control Board 4 parts electric-bus-inverter-control-board 1× 1 6 assembly
4.1 Bare PCB pcb-bare 1× 1 · part
4.2 Microcontroller mcu 1× 1 · part
4.3 SMD Passive (R/C/L) smd-passives 1× 1 · part
4.4 Connector connector 3× 3 · part
5 Inverter Cold Plate electric-bus-inverter-coldplate 1× 1 · part
6 Pack Current Sensor electric-bus-current-shunt 3× 3 · part
7 Inverter Housing electric-bus-inverter-housing 1× 1 · part

Where the traction inverter is used

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

Used in 1 assembly

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
scc.com.cn ↗ Shenzhen, CN PCB manufacturer 100 pcs 2–4 wks
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