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FILTERED PRODUCT SELECTION

PFC (Power Factor Correction)

Use the filters and product table below to compare PFC (Power Factor Correction) components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters
Stock & Datasheets Review availability and technical references
RFQ & BOM Support Send your target MPN, quantity or BOM
Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Mode Frequency - Switching Current - Startup Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package
E-L4981AD STMicroelectronics

E-L4981AD

IC PFC CTR AVER CURR 100KHZ 20SO

STMicroelectronics

4,593 -
Datasheet - 20-SOIC (0.295", 7.50mm Width) Tube Obsolete Average Current 100kHz 100 µA 14.5V ~ 19.5V -40°C ~ 125°C - - Surface Mount 20-SO
L4981A STMicroelectronics

L4981A

IC PFC CTR AV CURR 100KHZ 20DIP

STMicroelectronics

3,084 -
Datasheet - 20-DIP (0.300", 7.62mm) Tube Obsolete Average Current 100kHz 100 µA 14.5V ~ 19.5V -40°C ~ 125°C - - Through Hole 20-DIP
L4981B STMicroelectronics

L4981B

IC PFC CTR AV CURR 100KHZ 20DIP

STMicroelectronics

3,947 -
Datasheet - 20-DIP (0.300", 7.62mm) Tube Obsolete Average Current 100kHz 100 µA 14.5V ~ 19.5V -40°C ~ 125°C - - Through Hole 20-DIP
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WINSUN SOURCING SUPPORT

Need Help Sourcing PFC (Power Factor Correction)?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing
FREQUENTLY ASKED QUESTIONS

PFC (Power Factor Correction) FAQ

Common questions about filtering, comparing and sourcing PFC (Power Factor Correction) components.

How can I narrow the PFC (Power Factor Correction) selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific PFC (Power Factor Correction) part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.