Switching Converter, SMPS Transformers
Browse available Switching Converter, SMPS Transformers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Type | Applications | Intended Chipset | Chipset Manufacturer | Voltage - Primary | Voltage - Auxiliary | Voltage - Isolation | Inductance @ Frequency | Frequency | Operating Temperature | Grade | Qualification | Mounting Type | Size / Dimension | Height - Seated (Max) | Footprint | Style |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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B82802A0030A220XFMR FLYBACK DC/DC CONV 40UH SMD |
4,533 | - |
|
Datasheet | B82802A | Tape & Reel (TR) | Active | For DC/DC Converters | Flyback Converters | - | - | 36 ~ 60V | - | 1500Vrms | 40µH @ 100kHz | 100kHz | -40°C ~ 125°C | - | - | Surface Mount | 0.866" L x 0.878" W (22.00mm x 22.30mm) | 0.421" (10.70mm) | 0.866" L x 1.035" W (22.00mm x 26.30mm) | - |
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749119233XFMR POE DC/DC CONV SMD |
3,685 | - |
|
Datasheet | WE-PoE | Tape & Reel (TR) | Active | For DC/DC Converters | Power Over Ethernet (PoE) | LM5070, LM5071, LM5072, LTC4267, TPS23750, TPS23770 | Linear Technology, Texas Instruments | 36 ~ 57V | - | 1500Vrms | - | 200 ~ 500kHz | -40°C ~ 125°C | - | - | Surface Mount | 0.642" L x 0.472" W (16.30mm x 12.00mm) | 0.291" (7.40mm) | - | - |
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750313241XFMR LED DR AC/DC CONV 3.52MH TH |
3,825 | - |
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Datasheet | WE-UNIT | Tray | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | SSL4101 | NXP Semiconductors | 127 ~ 432V | 16V @ 20mA | 3000Vrms | 3.52mH @ 10kHz | - | -40°C ~ 125°C | - | - | Through Hole | - | 0.740" (18.80mm) | 0.945" L x 0.945" W (24.00mm x 24.00mm) | - |
|
750815550XFMR LED DR AC/DC CONV 6MH SMD |
3,072 | - |
|
Datasheet | WE-UNIT, MID-OLEE | Tape & Reel (TR) | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | - | - | 195 ~ 265V | - | 3000Vrms | 6mH @ 10kHz | 80 ~ 200kHz | -40°C ~ 125°C | - | - | Surface Mount | - | 0.548" (13.92mm) | 0.700" L x 1.028" W (17.78mm x 26.10mm) | - |
|
750314226XFMR FLYBCK DC/DC CONV 33.8UH SM |
2,885 | - |
|
Datasheet | WE-FB, MID-IBTI | Tape & Reel (TR) | Active | For DC/DC Converters | Flyback Converters | FlyBuck™ | Texas Instruments | 15 ~ 40V | - | 1500Vrms | 33.8µH @ 10kHz | 250 ~ 600kHz | -40°C ~ 125°C | - | - | Surface Mount | - | 0.455" (11.56mm) | 0.525" L x 0.600" W (13.34mm x 15.24mm) | - |
|
PLN071-ER20A05STRANSF PLANAR 71W 5V OUT |
4,208 | - |
|
Datasheet | PLN0xx-ER20 | Tape & Reel (TR) | Active | For DC/DC Converters | Power Over Ethernet (PoE) | - | - | 36 ~ 72V | 12V @ 30mA | 1500Vrms | 18µH @ 100kHz | 200kHz | -40°C ~ 125°C | - | - | Surface Mount | 0.886" L x 0.827" W (22.50mm x 21.00mm) | 0.315" (8.00mm) | - | Planar |
|
|
PLN071-ER20A03STRANSF PLANAR 71W 3.3V OUT |
3,387 | - |
|
Datasheet | PLN0xx-ER20 | Tape & Reel (TR) | Active | For DC/DC Converters | Power Over Ethernet (PoE) | - | - | 36 ~ 72V | 12V @ 30mA | 1500Vrms | 18µH @ 100kHz | 200kHz | -40°C ~ 125°C | - | - | Surface Mount | 0.886" L x 0.827" W (22.50mm x 21.00mm) | 0.354" (9.00mm) | - | Planar |
|
|
PLN071-ER20A24STRANSF PLANAR 71W 24V OUT |
3,311 | - |
|
Datasheet | PLN0xx-ER20 | Tape & Reel (TR) | Active | For DC/DC Converters | Power Over Ethernet (PoE) | - | - | 36 ~ 72V | 12V @ 30mA | 1500Vrms | 18µH @ 100kHz | 200kHz | -40°C ~ 125°C | - | - | Surface Mount | 0.886" L x 0.827" W (22.50mm x 21.00mm) | 0.315" (8.00mm) | - | Planar |
|
750370059XFMR FLYBACK DC/DC CONV 50UH SMD |
1,394 | - |
|
Datasheet | WE-FB | Tape & Reel (TR) | Active | For DC/DC Converters | Flyback Converters | LT3573, LT3574, LT3575, LT3748 | Linear Technology | 10 ~ 30V | - | 1500Vrms | 50µH @ 10kHz | - | -40°C ~ 125°C | - | - | Surface Mount | - | 0.365" (9.27mm) | 0.425" L x 0.525" W (10.80mm x 13.35mm) | - |
|
760871631XFMR LED DR AC/DC CONV 2.2MH TH |
4,036 | - |
|
Datasheet | WE-UNIT | Tray | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | TEA1733 | NXP Semiconductors | 120 ~ 385V | 12V @ 10mA | 1500Vrms | 2.2mH @ 10kHz | 100kHz | -40°C ~ 125°C | - | - | Through Hole | 1.150" L x 1.100" W (29.21mm x 27.94mm) | 0.850" (21.59mm) | 1.150" L x 1.100" W (29.21mm x 27.94mm) | - |
|
|
760871632XFMR LED DR AC/DC CONV 4MH TH |
3,002 | - |
|
Datasheet | WE-UNIT | Tray | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | TEA1733 | NXP Semiconductors | 120 ~ 385V | 12V @ 10mA | 1500Vrms | 4mH @ 10kHz | 100kHz | -40°C ~ 125°C | - | - | Through Hole | 1.150" L x 1.100" W (29.21mm x 27.94mm) | 0.850" (21.59mm) | 1.150" L x 1.100" W (29.21mm x 27.94mm) | - |
|
750311215XFMR LED DR AC/DC CONV 870UH TH |
1,899 | - |
|
Datasheet | WE-UNIT, MID-OLON | Tray | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | NCL30000 | On Semiconductor | - | - | 4500Vrms | 870µH @ 10kHz | - | -40°C ~ 125°C | - | - | Through Hole | 0.850" L x 0.830" W (21.59mm x 21.08mm) | 0.430" (10.92mm) | 0.850" L x 0.830" W (21.59mm x 21.08mm) | - |
|
750811145XFMR LED DR AC/DC CONV 1.2MH TH |
3,492 | - |
|
Datasheet | WE-UNIT, MID-OLTI | Tray | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | TPS92210DR | Texas Instruments | 88 ~ 269V | - | 3750VDC | 1.2mH @ 65kHz | 130kHz | -40°C ~ 125°C | - | - | Through Hole | 0.876" L x 0.567" W (22.88mm x 14.40mm) | 0.878" (22.30mm) | 0.876" L x 0.567" W (22.25mm x 14.40mm) | - |
|
750811148XFMR LED DR AC/DC CONV 430UH TH |
2,763 | - |
|
Datasheet | WE-UNIT, MID-OLTI | Tray | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | TPS92210DR | Texas Instruments | 88 ~ 269V | - | 3750VDC | 430µH @ 65kHz | 130kHz | -40°C ~ 125°C | - | - | Through Hole | 0.876" L x 0.567" W (22.88mm x 14.40mm) | 0.878" (22.30mm) | 0.876" L x 0.567" W (22.25mm x 14.40mm) | - |
|
750314851XFMR ISOL BUCK DC/DC CON 68UH SM |
2,338 | - |
|
Datasheet | MID-IBTI | Tape & Reel (TR) | Active | For DC/DC Converters | Isolated Buck Converters | - | Texas Instruments | - | - | 4000Vrms | 68µH @ 10kHz | 300kHz | -40°C ~ 125°C | - | - | Surface Mount | - | 0.543" (13.80mm) | - | - |
|
|
750813530XFMR LED DR AC/DC CONV 1.5MH SMD |
2,404 | - |
|
Datasheet | WE-UNIT, MID-OLEE | Tape & Reel (TR) | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | - | - | 85 ~ 130V | - | 3000Vrms | 1.5mH @ 10kHz | 80 ~ 200kHz | -40°C ~ 125°C | - | - | Surface Mount | - | 0.548" (13.92mm) | 0.700" L x 1.028" W (17.78mm x 26.10mm) | - |
|
|
750813540XFMR LED DR AC/DC CONV 1.25MH SM |
4,007 | - |
|
Datasheet | WE-UNIT, MID-OLEE | Tape & Reel (TR) | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | - | - | 85 ~ 130V | - | 3000Vrms | 1.25mH @ 10kHz | 80 ~ 200kHz | -40°C ~ 125°C | - | - | Surface Mount | - | 0.548" (13.92mm) | 0.700" L x 1.028" W (17.78mm x 26.10mm) | - |
|
|
750815542XFMR LED DR AC/DC CONV 5MH SMD |
3,823 | - |
|
Datasheet | WE-UNIT, MID-OLEE | Tape & Reel (TR) | Active | For AC/DC Converters | LED Drivers, AC/DC SMPS | - | - | 195 ~ 265V | - | 3000Vrms | 5mH @ 10kHz | 80 ~ 200kHz | -40°C ~ 125°C | - | - | Surface Mount | - | 0.548" (13.92mm) | 0.700" L x 1.028" W (17.78mm x 26.10mm) | - |
|
750311305XFMR FLYBACK DC/DC CONV 50UH SMD |
2,093 | - |
|
Datasheet | WE-FB | Tape & Reel (TR) | Active | For DC/DC Converters | Flyback Converters | LT3573, LT3574, LT3575, LT3748 | Linear Technology | 9 ~ 30V | 8V @ 20mA | 1500Vrms | 50µH @ 10kHz | 100kHz | -40°C ~ 125°C | - | - | Surface Mount | - | 0.455" (11.56mm) | 0.525" L x 0.600" W (13.34mm x 15.24mm) | - |
|
750311715XFMR FLYBACK DC/DC CONV 280UH SM |
1,999 | - |
|
Datasheet | WE-FB | Tape & Reel (TR) | Active | For DC/DC Converters | Flyback Converters | LT3748 | Linear Technology | 60 ~ 600V | 8V | 2000Vrms | 280µH @ 10kHz, 2.8µH @ 10kHz, 224µH @ 10kHz | - | - | - | - | Surface Mount | - | 0.544" (13.82mm) | 1.064" L x 1.272" W (27.03mm x 32.31mm) | - |
Switching Converter, SMPS Transformers FAQ
Common questions about selecting, comparing and sourcing Switching Converter, SMPS Transformers components through Winsun (HK) Electronics.
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Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
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Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
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Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
