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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.

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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
MIC38HC44YN Microchip Technology

MIC38HC44YN

IC OFFLINE SWITCH MULT TOP 8DIP

Microchip Technology

1,124 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Active Isolated Yes - Boost, Buck, Flyback, Forward 14.5 V 9V ~ 20V 50% 500kHz - - Frequency Control -40°C ~ 150°C (TJ) - - 8-DIP Through Hole
NCP1338DR2G onsemi

NCP1338DR2G

IC OFFLINE SWITCH FLYBACK 7SOIC

onsemi

4,504 -
Datasheet - 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Obsolete Isolated No - Flyback 12 V 10V ~ 20V - 130kHz - Current Limiting, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 150°C (TJ) - - 7-SOIC Surface Mount
FSQ321LX onsemi

FSQ321LX

IC OFFLINE SWITCH FLYBACK 8LSOP

onsemi

2,148 -
Datasheet FPS™ 8-SMD, Gull Wing Tape & Reel (TR) Obsolete Isolated Yes 650V Flyback 12 V 8V ~ 20V - 55kHz ~ 67kHz 12 W Current Limiting, Over Load, Over Temperature, Over Voltage Sync -40°C ~ 85°C (TA) - - 8-LSOP Surface Mount
HFC0310GS-P Monolithic Power Systems Inc.

HFC0310GS-P

FIXED-FREQUENCY FLYBACK CONTROLL

Monolithic Power Systems Inc.

4,228 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated No - Flyback - 11V ~ 20V - 600kHz - Over Load, Over Temperature, Over Voltage, Short Circuit, UVLO Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - 8-SOIC Surface Mount
NCP1014ST65T3G onsemi

NCP1014ST65T3G

IC OFFLINE SWITCH FLYBACK SOT223

onsemi

1,698 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Obsolete Isolated Yes 700V Flyback - 8.5V ~ 10V 67% 65kHz 19 W Over Load, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - SOT-223 (TO-261) Surface Mount
INN3368C-H312-TL Power Integrations

INN3368C-H312-TL

55 W (85-265 VAC)

Power Integrations

2,804 -
Datasheet PowiGaN™, InnoSwitch™3-Pro 24-PowerSMD Module (0.425", 10.80mm Width), 17 Leads Tape & Reel (TR) Active Isolated Yes 725V Flyback, Secondary Side SR - 3.42V ~ 3.78V - 65kHz 65 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit, UVLO Frequency Control, Soft Start -40°C ~ 105°C (TA) - - InSOP-24D Surface Mount
TEA2261 STMicroelectronics

TEA2261

IC OFFLINE SWITCH 16DIP

STMicroelectronics

3,929 -
Datasheet - 16-DIP (0.300", 7.62mm) Tube Obsolete Isolated No - - 10.3 V 7.4V ~ 20V 60% 10kHz ~ 100kHz 140 W Current Limiting, Over Voltage Soft Start -20°C ~ 70°C (TA) - - 16-DIP Through Hole
FS8S0965RCBYDTU onsemi

FS8S0965RCBYDTU

IC OFFLINE SW FLBACK TO220F-5L

onsemi

2,231 -
Datasheet FPS™ TO-220-5 Formed Leads Tube Obsolete Isolated Yes 650V Flyback 15 V 9V ~ 40V 95% 20kHz - Current Limiting, Over Load, Over Temperature, Over Voltage Soft Start, Sync -25°C ~ 85°C (TA) - - TO-220F-5L (Forming) Through Hole
RAA2230114GSP#MA0 Renesas Electronics Corporation

RAA2230114GSP#MA0

IC OFFLINE SWITCH BUCK 8SOIC

Renesas Electronics Corporation

4,261 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Non-Isolated Yes 700V Buck 5.9 V 375V - - 5 W Current Limiting, Over Load, Over Temperature, Short Circuit - -40°C ~ 85°C (TA) - - 8-SOIC Surface Mount
LM5021MMX-2/NOPB Texas Instruments

LM5021MMX-2/NOPB

IC OFFLINE SW MULT TOP 8VSSOP

Texas Instruments

2,369 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Isolated No - Flyback, Forward 20 V 8V ~ 30V 50% Up to 1MHz - Current Limiting, Over Load Frequency Control, Soft Start, Sync -40°C ~ 125°C (TJ) - - 8-VSSOP Surface Mount
RAA2230114GP3#NA0 Renesas Electronics Corporation

RAA2230114GP3#NA0

IC OFFLINE SWITCH BUCK TSOT23-5

Renesas Electronics Corporation

4,152 -
Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Obsolete Non-Isolated Yes 700V Buck 5.9 V 375V - - 5 W Current Limiting, Over Load, Over Temperature, Short Circuit - -40°C ~ 85°C (TA) - - TSOT-23-5 Surface Mount
RAA2230124GSP#MA0 Renesas Electronics Corporation

RAA2230124GSP#MA0

IC OFFLINE SWITCH BUCK 8SOIC

Renesas Electronics Corporation

4,655 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Non-Isolated Yes 375V Buck 5.9 V 6.5V - 50kHz - Over Load, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
RAA2230124GP3#NA0 Renesas Electronics Corporation

RAA2230124GP3#NA0

IC OFFLINE SWITCH BUCK TSOT23-5

Renesas Electronics Corporation

1,819 -
Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Obsolete Non-Isolated Yes 375V Buck 5.9 V 6.5V - 50kHz - Over Load, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 125°C (TJ) - - TSOT-23-5 Surface Mount
RAA2230114GSP#MA1 Renesas Electronics Corporation

RAA2230114GSP#MA1

IC OFFLINE SWITCH BUCK 8SOIC

Renesas Electronics Corporation

2,132 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Non-Isolated Yes 700V Buck 5.9 V 375V - - 5 W Current Limiting, Over Load, Over Temperature, Short Circuit - -40°C ~ 85°C (TA) - - 8-SOIC Surface Mount
MIC38HC42-1BM-TR Microchip Technology

MIC38HC42-1BM-TR

IC OFFLINE SW MULT TOP 14SOIC

Microchip Technology

4,201 -
Datasheet - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Isolated Yes - Boost, Buck, Flyback, Forward 14.5 V 9V ~ 20V 96% 500kHz - - Frequency Control -40°C ~ 150°C (TJ) - - 14-SOIC Surface Mount
MIC38HC44-1BM-TR Microchip Technology

MIC38HC44-1BM-TR

IC OFFLINE SW MULT TOP 14SOIC

Microchip Technology

1,610 -
Datasheet - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Isolated Yes - Boost, Buck, Flyback, Forward 14.5 V 9V ~ 20V 50% 500kHz - - Frequency Control -40°C ~ 150°C (TJ) - - 14-SOIC Surface Mount
FSFR1700HSL onsemi

FSFR1700HSL

IC OFFLINE SW HALF-BRIDGE 9SIP

onsemi

2,449 -
Datasheet FSFR-HS 10-SIP Module, 9 Leads, Formed Leads Tube Obsolete Isolated Yes 500V Half-Bridge 12.5 V 10V ~ 25V 50% Up to 600kHz 200 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP (L forming) Through Hole
SFA0001 Sanken Electric USA Inc.

SFA0001

PRIMARY-SIDE REGULATION PWM CONT

Sanken Electric USA Inc.

2,415 -
Datasheet - 8-SOIC (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs - - - Flyback 5.1 V 6V ~ 24V 73% 20kHz ~ 200kHz - Current Limiting, Over Temperature Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - 8-SOP Surface Mount
MAX17497AATE+T Analog Devices Inc./Maxim Integrated

MAX17497AATE+T

IC OFF-LINE CONVERTER 16TQFN

Analog Devices Inc./Maxim Integrated

3,729 -
Datasheet - 16-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Isolated No - Flyback - 4.5V ~ 29V 94.5% 250kHz - Current Limiting, Over Voltage EN, Soft Start -40°C ~ 125°C (TJ) - - 16-TQFN (3x3) Surface Mount
NCP1015ST100T3G onsemi

NCP1015ST100T3G

IC OFFLINE SWITCH FLYBACK SOT223

onsemi

2,398 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Obsolete Isolated Yes 700V Flyback - 8.5V ~ 10V 67% 100kHz 19 W Over Temperature, Short Circuit - -40°C ~ 150°C (TJ) - - SOT-223 (TO-261) Surface Mount
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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.