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Inverter Power Source

Assembly

High-frequency inverter that converts mains power to a controlled 14–28 V welding output at up to 200 A. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Inverter Power Source parts and their functions

8 top-level parts · 10 parts in total · full bill of materials below
Inverter Power Source parts diagram: 1 input rectifier, 2 bus capacitors, 3 IGBT power module, 4 HF transformer, 5 output rectifier, 6 output inductor, 7 current shunt, 8 bare PCB. 10 parts in 8 top-level items.
Inverter Power Source parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Input Rectifier 1× Mains bridge rectifier
2 Bus Capacitors 1× DC bus electrolytics
3 IGBT Power Module 2× Inverter switching stage
4 HF Transformer 1× Ferrite step-down transformer
5 Output Rectifier 1× Fast-recovery output diodes
6 Output Inductor 1× Smoothing choke
7 Current Shunt 1× Output current feedback
8 Bare PCB 2× Power and driver boards

3D model

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Build & assembly graph

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Bill of materials for Inverter Power Source

8 top-level lines · 8 rows shown · 10 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Input Rectifier mig-welder-input-rectifier 1× 1 · part
2 Bus Capacitors mig-welder-bus-capacitors 1× 1 · part
3 IGBT Power Module igbt-module 2× 2 · part
4 HF Transformer mig-welder-hf-transformer 1× 1 · part
5 Output Rectifier mig-welder-output-rectifier 1× 1 · part
6 Output Inductor mig-welder-output-inductor 1× 1 · part
7 Current Shunt mig-welder-current-shunt 1× 1 · part
8 Bare PCB pcb-bare 2× 2 · part

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Where the inverter power source is used

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

Used in 1 assembly

MIG Welder

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