Switched-Mode Power Supply
AssemblyHigh-efficiency DC converter transforming 120/240 V AC mains to ±48 V for class-D stages and 12 V for DSP and control logic. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Switched-Mode Power Supply parts and their functions
6 top-level parts · 6 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Mains Transformer | 1× | Dual-input primary (120/240 V), secondary winding |
| 2 | Power Factor Correction Preregulator | 1× | Power factor correction pre-regulator, >0.95 PF |
| 3 | SMPS Controller IC | 1× | PWM switching controller IC for AC/DC conversion |
| 4 | IGBT Power Module | 1× | High-frequency switching MOSFET, 500 kHz switching |
| 5 | LC Output Filter | 1× | L-C filter smoothing DC output ripple |
| 6 | Thermal Fuse | 1× | Over-current protection on primary side |
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Bill of materials for Switched-Mode Power Supply
6 top-level lines · 6 rows shown · 6 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Mains Transformer | pro-power-amplifier-mains-transformer | 1× | 1 | · | part |
| 2 | Power Factor Correction Preregulator | pro-power-amplifier-pfc-stage | 1× | 1 | · | part |
| 3 | SMPS Controller IC | pro-power-amplifier-switcher-ic | 1× | 1 | · | part |
| 4 | IGBT Power Module | igbt-module | 1× | 1 | · | part |
| 5 | LC Output Filter | pro-power-amplifier-output-filter | 1× | 1 | · | part |
| 6 | Thermal Fuse | thermal-fuse | 1× | 1 | · | part |
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Where the switched-mode power supply is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed 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 $0.50–$100. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳Foxconn
foxconn.com ↗
|
Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |