Welcome to Winsun (HK) Electronics Limited!
+86-(0755)8253 3846
EXPLORE COMPONENTS

AC DC Converters, Offline Switches

Browse available AC DC Converters, Offline Switches 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.

Compare Part Numbers Review available models and manufacturers
Datasheets & Specifications Access technical references quickly
RFQ & BOM Support Send quantities for sourcing and quotation
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
FSQ0565RQWDTU Fairchild Semiconductor

FSQ0565RQWDTU

SWITCHING CONTROLLER, CURRENT-MO

Fairchild Semiconductor

1,175 -
Datasheet FPS™ TO-220-6 Full Pack, Formed Leads Bulk Active Isolated Yes 650V Flyback 12 V 8V ~ 20V - 48kHz ~ 67kHz 80 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Sync -25°C ~ 85°C (TA) - - TO-220F-6L (W-Forming) Through Hole
UCC2809D-1 Unitrode

UCC2809D-1

UCC2809-1 ECONOMY PRIMARY SIDE C

Unitrode

623 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Bulk Active Isolated No - Boost, Flyback, Forward 10 V 8V ~ 19V 70% 1MHz - - Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 8-SOIC Surface Mount
LM3001M National Semiconductor

LM3001M

SWITCHING CONTROLLER, CURRENT/VO

National Semiconductor

1,858 -
Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
FSFR1700XSL Fairchild Semiconductor

FSFR1700XSL

IC OFFLINE SW HALF-BRIDGE 9SIP

Fairchild Semiconductor

134,900 -
Datasheet FSFR-XS 10-SIP Module, 9 Leads, Formed Leads Bulk Active Isolated Yes 500V Half-Bridge 12.5 V 10V ~ 25V 50% Up to 300kHz 200 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP (L forming) Through Hole
FSFR1800 Fairchild Semiconductor

FSFR1800

HALF BRIDGE BASED PERIPHERAL DRI

Fairchild Semiconductor

9,548 -
Datasheet FSFR 10-SSIP Module, 9 Leads, Formed Leads Bulk Active Isolated Yes 500V Half-Bridge 14.5 V 11.3V ~ 25V 50% Up to 300kHz 260 W Current Limiting, Over Load, Over Temperature, Over Voltage EN, Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP Through Hole
UCC3809N-2 Unitrode

UCC3809N-2

IC OFFLINE SWITCH MULT TOP 8DIP

Unitrode

5,350 -
Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - Boost, Buck, Flyback, Forward 15 V 8V ~ 19V 70% 1MHz - - Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
UCC2808AN-1 Unitrode

UCC2808AN-1

IC OFFLINE SWITCH MULT TOP 8DIP

Unitrode

900 -
Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - Full-Bridge, Half-Bridge, Push-Pull 12.5 V 8.3V ~ 15V 49% 1MHz - - Frequency Control -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
UCC25706P Unitrode

UCC25706P

IC OFFLINE SWITCH MULT TOP 8DIP

Unitrode

6,650 -
Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - Boost, Flyback, Forward 12 V 8V ~ 15V 93% 1MHz - Current Limiting - -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
TC33025VPE Microchip Technology

TC33025VPE

HIGH SPEED DOUBLE-ENDED PWM CONT

Microchip Technology

368 -
Datasheet - 16-DIP (0.400", 10.16mm) Bulk Active Isolated Yes - Push-Pull 9.2 V 0.8V ~ 30V 90% 400kHz - Current Limiting, Over Voltage, UVLO Frequency Control, Soft Start -40°C ~ 80°C - - 16-PDIP Through Hole
FSFR1800USL onsemi

FSFR1800USL

HALF BRIDGE BASED PERIPHERAL DRI

onsemi

380 -
Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
FSFR1700XS Fairchild Semiconductor

FSFR1700XS

IC OFFLINE SW HALF-BRIDGE 9SIP

Fairchild Semiconductor

8,685 -
Datasheet FSFR-XS 10-SSIP Module, 9 Leads, Formed Leads Bulk Active Isolated Yes 500V Half-Bridge 12.5 V 10V ~ 25V 50% Up to 300kHz 200 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP Through Hole
UCC3960P Unitrode

UCC3960P

IC OFFLINE SWITCH 8DIP

Unitrode

950 -
Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - - 10 V 8V ~ 19V 72% Up to 400kHz - Current Limiting, Over Voltage Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
UCC2580D-2 Unitrode

UCC2580D-2

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

25,720 -
Datasheet - 16-SOIC (0.154", 3.90mm Width) Bulk Active Isolated No - Flyback, Forward 15 V 8.5V ~ 15V 66% - - - Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
LT1242CN8#PBF Linear Technology

LT1242CN8#PBF

LT1242 - CURRENT MODE PWM CONTRO

Linear Technology

200 -
Datasheet - 8-DIP (0.300", 7.62mm) Bulk Obsolete - - - Buck - 10V ~ 25V - Up to 500kHz - - - 0°C ~ 100°C (TJ) - - 8-PDIP Through Hole
UCC2580DTR-4 Unitrode

UCC2580DTR-4

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

12,500 -
Datasheet - 16-SOIC (0.154", 3.90mm Width) Bulk Active Isolated No - Flyback, Forward 15 V 8.5V ~ 15V 66% - - - Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
UC2861DW Unitrode

UC2861DW

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

920 -
Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Non-Isolated Yes - Full-Bridge, Half-Bridge, Push-Pull 16.5 V 10.5V ~ 22V - 10kHz ~ 1MHz - - Soft Start -25°C ~ 85°C (TA) - - 16-SOIC Surface Mount
UCC35701PW Unitrode

UCC35701PW

UCC35701 ADVANCED VOLTAGE MODE P

Unitrode

450 -
Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
UCC25701PW Unitrode

UCC25701PW

IC OFFLINE SW MULT TOP 14TSSOP

Unitrode

1,080 -
Datasheet - 14-TSSOP (0.173", 4.40mm Width) Bulk Active Isolated No - Boost, Flyback, Forward 13 V 9V ~ 15V 99% 700kHz - Current Limiting Soft Start, Sync -55°C ~ 150°C (TJ) - - 14-TSSOP Surface Mount
UCC25701N Unitrode

UCC25701N

UCC25701 ADVANCED VOLTAGE MODE P

Unitrode

2,331 -
Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
UC3825BDW Unitrode

UC3825BDW

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

5,640 -
Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Non-Isolated No - Boost, Buck, Flyback, Forward 16 V 10V ~ 22V 50% 1MHz - Current Limiting Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
Total 4433 Record«Prev1... 949596979899100101...222Next»
WINSUN SOURCING SUPPORT

Need AC DC Converters, Offline Switches Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support
FREQUENTLY ASKED QUESTIONS

AC DC Converters, Offline Switches FAQ

Common questions about selecting, comparing and sourcing AC DC Converters, Offline Switches components through Winsun (HK) Electronics.

What should I check when selecting AC DC Converters, Offline Switches components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific AC DC Converters, Offline Switches part numbers?

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.

Do you support shortage, obsolete or hard-to-find AC DC Converters, Offline Switches parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for AC DC Converters, Offline Switches components?

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.