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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.

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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
MP172AGJ-Z Monolithic Power Systems Inc.

MP172AGJ-Z

IC OFFLIN CONV MULT TOP TSOT23-5

Monolithic Power Systems Inc.

5,050 -
Datasheet - SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Non-Isolated No 700V Boost, Buck, Buck-Boost, Flyback - 5.5V ~ 5.7V - - 3 W Open Loop, Over Load, Over Temperature, Short Circuit Soft Start -40°C ~ 125°C (TJ) - - TSOT-23-5 Surface Mount
TOP243GN-TL Power Integrations

TOP243GN-TL

IC OFFLINE SWITCH FLYBACK 8SMD

Power Integrations

2,494 -
Datasheet TOPSwitch®-GX 8-SMD (7 Leads), Gull Wing Tape & Reel (TR) Not For New Designs Isolated Yes 700V Flyback - - 66.5% 66kHz ~ 132kHz 25 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) - - SMD-8B Surface Mount
TOP268KG-TL Power Integrations

TOP268KG-TL

IC OFFLINE SWITCH FLYBACK 12ESOP

Power Integrations

3,876 -
Datasheet TOPSwitch®-JX 12-BESOP (0.350", 8.89mm Width), 11 Leads, Exposed Pad Tape & Reel (TR) Active Isolated Yes 725V Flyback - - 78% 66kHz, 132kHz 73 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Frequency Control -40°C ~ 150°C (TJ) - - 12-ESOP Surface Mount
TOP243YN Power Integrations

TOP243YN

IC OFFLINE SW FLYBACK TO220-7C

Power Integrations

1,023 -
Datasheet TOPSwitch®-GX TO-220-7 Formed Leads, 6 Leads Tube Not For New Designs Isolated Yes 700V Flyback - - 66.5% 66kHz ~ 132kHz 45 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) - - TO-220-7C Through Hole
NCP1075STBT3G onsemi

NCP1075STBT3G

IC OFFLINE SWITCH FLYBACK SOT223

onsemi

8,887 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Isolated Yes 700V Flyback 8.2 V 6.3V ~ 10V 68% 100kHz 19 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 125°C (TJ) - - SOT-223 (TO-261) Surface Mount
TOP244GN-TL Power Integrations

TOP244GN-TL

IC OFFLINE SWITCH FLYBACK 8SMD

Power Integrations

807 -
Datasheet TOPSwitch®-GX 8-SMD (7 Leads), Gull Wing Tape & Reel (TR) Not For New Designs Isolated Yes 700V Flyback - - 66.5% 66kHz ~ 132kHz 28 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) - - SMD-8B Surface Mount
TOP222YN Power Integrations

TOP222YN

IC OFFLINE SW MULT TOP TO220-3

Power Integrations

3,166 -
Datasheet TOPSwitch®-II TO-220-3 Tube Not For New Designs Isolated Yes 700V Boost, Buck, Flyback, Forward - - 67% 100kHz 25 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) - - TO-220-3 Through Hole
TOP257YN Power Integrations

TOP257YN

IC OFFLINE SW FLYBACK TO220-7C

Power Integrations

1,548 -
Datasheet TOPSwitch®-HX TO-220-7 Formed Leads, 6 Leads Tube Active Isolated Yes 700V Flyback - - 78% 66kHz, 132kHz 157 W Current Limiting, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - TO-220-7C Through Hole
TOP244R-TL Power Integrations

TOP244R-TL

IC OFFLINE SWITCH FLYBACK TO263

Power Integrations

1,434 -
Datasheet TOPSwitch®-GX TO-263-7, D2PAK (6 Leads + Tab), TO-263CB Tape & Reel (TR) Not For New Designs Isolated Yes 700V Flyback - - 66.5% 66kHz ~ 132kHz 50 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) - - TO-263-7C Surface Mount
TOP270KG-TL Power Integrations

TOP270KG-TL

IC OFFLINE SWITCH FLYBACK 12ESOP

Power Integrations

3,382 -
Datasheet TOPSwitch®-JX 12-BESOP (0.350", 8.89mm Width), 11 Leads, Exposed Pad Tape & Reel (TR) Active Isolated Yes 725V Flyback - - 78% 66kHz, 132kHz 91 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Frequency Control -40°C ~ 150°C (TJ) - - 12-ESOP Surface Mount
TOP223GN-TL Power Integrations

TOP223GN-TL

IC OFFLINE SWITCH MULT TOP 8SMD

Power Integrations

2,323 -
Datasheet TOPSwitch®-II 8-SMD, Gull Wing Tape & Reel (TR) Not For New Designs Isolated Yes 700V Boost, Buck, Flyback, Forward - - 67% 100kHz 25 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) - - 8-SMD Surface Mount
FSL336LRN onsemi

FSL336LRN

IC OFFLINE SWITCH MULT TOP 7DIP

onsemi

3,763 -
Datasheet - 8-DIP (0.300", 7.62mm), 7 Leads Tube Active Non-Isolated Yes 650V Buck, Flyback 8 V 7V ~ 26V - 50kHz 20 W Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage - -40°C ~ 125°C (TJ) - - 7-DIP Through Hole
TOP223YN Power Integrations

TOP223YN

IC OFFLINE SW MULT TOP TO220-3

Power Integrations

652 -
Datasheet TOPSwitch®-II TO-220-3 Tube Not For New Designs Isolated Yes 700V Boost, Buck, Flyback, Forward - - 67% 100kHz 50 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) - - TO-220-3 Through Hole
TOP246GN-TL Power Integrations

TOP246GN-TL

IC OFFLINE SWITCH FLYBACK 8SMD

Power Integrations

401 -
Datasheet TOPSwitch®-GX 8-SMD (7 Leads), Gull Wing Tape & Reel (TR) Not For New Designs Isolated Yes 700V Flyback - - 66.5% 66kHz ~ 132kHz 34 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) - - SMD-8B Surface Mount
TOP261EN Power Integrations

TOP261EN

IC OFFLINE SWITCH FLYBACK 7ESIP

Power Integrations

1,175 -
Datasheet TOPSwitch®-HX 7-SSIP, 6 Leads, Exposed Pad, Formed Leads Tube Active Isolated Yes 700V Flyback - - 78% 66kHz, 132kHz 333 W Current Limiting, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - eSIP-7C Through Hole
TOP224YN Power Integrations

TOP224YN

IC OFFLINE SW MULT TOP TO220-3

Power Integrations

2,688 -
Datasheet TOPSwitch®-II TO-220-3 Tube Not For New Designs Isolated Yes 700V Boost, Buck, Flyback, Forward - - 67% 100kHz 75 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) - - TO-220-3 Through Hole
UCC28083DR Texas Instruments

UCC28083DR

IC OFFLINE SW PUSH-PULL 8SOIC

Texas Instruments

2,700 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated No - Push-Pull 12.5 V 8.3V ~ 15V 49% 50kHz ~ 1MHz - Current Limiting Frequency Control -40°C ~ 85°C (TA) - - 8-SOIC Surface Mount
TOP248YN Power Integrations

TOP248YN

IC OFFLINE SW FLYBACK TO220-7C

Power Integrations

712 -
Datasheet TOPSwitch®-GX TO-220-7 Formed Leads, 6 Leads Tube Not For New Designs Isolated Yes 700V Flyback - - 66.8% 66kHz ~ 132kHz 205 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) - - TO-220-7C Through Hole
TOP261YN Power Integrations

TOP261YN

IC OFFLINE SW FLYBACK TO220-7C

Power Integrations

2,662 -
Datasheet TOPSwitch®-HX TO-220-7 Formed Leads, 6 Leads Tube Active Isolated Yes 700V Flyback - - 78% 66kHz 333 W Current Limiting, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - TO-220-7C Through Hole
TOP249YN Power Integrations

TOP249YN

IC OFFLINE SW FLYBACK TO220-7C

Power Integrations

1,092 -
Datasheet TOPSwitch®-GX TO-220-7 Formed Leads, 6 Leads Tube Not For New Designs Isolated Yes 700V Flyback - - 66.8% 66kHz ~ 132kHz 250 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) - - TO-220-7C Through Hole
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WINSUN SOURCING SUPPORT

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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.