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FILTERED PRODUCT SELECTION

AC DC Converters, Offline Switches

Use the filters and product table below to compare AC DC Converters, Offline Switches 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 Output Isolation Internal Switch(s) Voltage - Breakdown Topology Voltage - Start Up Voltage - Supply (Vcc/Vdd) Duty Cycle Frequency - Switching Power (Watts) Fault Protection Control Features Operating Temperature Grade Qualification Supplier Device Package Mounting Type
FT838D2-BL-RT Fremont Micro Devices Ltd

FT838D2-BL-RT

IC OFFLINE SW FLYBACK SOT23-5

Fremont Micro Devices Ltd

2,643 -
Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Active Isolated No - Flyback 17.6 V 6.6V ~ 30V - - 18 W Current Limiting, Open Circuit, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - SOT-23-5 Surface Mount
FT838D1-BL-RT Fremont Micro Devices Ltd

FT838D1-BL-RT

IC OFFLINE SW FLYBACK SOT23-5

Fremont Micro Devices Ltd

2,135 -
Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Active Isolated No - Flyback 17.6 V 6.6V ~ 30V - - 18 W Current Limiting, Open Circuit, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - SOT-23-5 Surface Mount
FT838NB1-RT Fremont Micro Devices Ltd

FT838NB1-RT

IC OFFLINE SWITCH FLYBACK 8SOP

Fremont Micro Devices Ltd

132 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated Yes 700V Flyback 17.6 V 6.6V ~ 30V - - - Current Limiting, Open Circuit, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - 8-SOP Surface Mount
FT838MBD-RB Fremont Micro Devices Ltd

FT838MBD-RB

IC OFFLINE SWITCH FLYBACK 8DIP

Fremont Micro Devices Ltd

1,452 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Active Isolated Yes 650V Flyback 15.5 V 6V ~ 30V - - - Current Limiting, Open Loop, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - 8-DIP Through Hole
FT832DB-RT Fremont Micro Devices Ltd

FT832DB-RT

IC OFFLINE SWITCH FLYBACK 8SOP

Fremont Micro Devices Ltd

3,706 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Isolated No - Flyback 15 V 5.5V ~ 18V - - - Current Limiting, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 150°C (TJ) - - 8-SOP Surface Mount
FT838R-BL-RT Fremont Micro Devices Ltd

FT838R-BL-RT

IC OFFLINE SW FLYBACK SOT23-5

Fremont Micro Devices Ltd

4,900 -
Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Active Isolated No - Flyback 17.6 V 6.6V ~ 30V - - 18 W Current Limiting, Open Circuit, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - SOT-23-5 Surface Mount
FT839ND1-RT Fremont Micro Devices Ltd

FT839ND1-RT

IC OFFLINE SWITCH FLYBACK 8SOP

Fremont Micro Devices Ltd

3,942 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated Yes 650V Flyback 15.5 V 6V ~ 30V 47% - - Current Limiting, Open Loop, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - 8-SOP Surface Mount
FT838RNA-RT Fremont Micro Devices Ltd

FT838RNA-RT

IC OFFLINE SWITCH FLYBACK 8SOIC

Fremont Micro Devices Ltd

1,760 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated Yes 700V Flyback 17.6 V 6.6V ~ 30V - - - Current Limiting, Open Circuit, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - 8-SOIC Surface Mount
FT838NB2-RT Fremont Micro Devices Ltd

FT838NB2-RT

IC OFFLINE SWITCH FLYBACK 8SOP

Fremont Micro Devices Ltd

3,456 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated Yes 700V Flyback 17.6 V 6.6V ~ 30V - - - Current Limiting, Open Circuit, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - 8-SOP Surface Mount
FT839NB1-RT Fremont Micro Devices Ltd

FT839NB1-RT

IC OFFLINE SWITCH FLYBACK 8SOP

Fremont Micro Devices Ltd

4,042 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated Yes 650V Flyback 15.5 V 6V ~ 30V 47% - - Current Limiting, Open Loop, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - 8-SOP Surface Mount
WINSUN SOURCING SUPPORT

Need Help Sourcing AC DC Converters, Offline Switches?

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

AC DC Converters, Offline Switches FAQ

Common questions about filtering, comparing and sourcing AC DC Converters, Offline Switches components.

How can I narrow the AC DC Converters, Offline Switches 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 AC DC Converters, Offline Switches 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.