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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
NCP1249CD65R2G onsemi

NCP1249CD65R2G

IC OFFLINE SWITCH FLYBACK 9SOIC

onsemi

1,270 -
Datasheet - 10-SOP (0.154", 3.90mm Width), 9 Leads Tape & Reel (TR) Obsolete Isolated No - Flyback 18 V 10V ~ 30V 80% 65kHz - Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 125°C (TJ) - - 9-SOIC Surface Mount
NCP1216AP133 onsemi

NCP1216AP133

IC OFFLINE SWITCH FLYBACK 7DIP

onsemi

3,592 -
Datasheet - 8-DIP (0.300", 7.62mm), 7 Leads Tube Obsolete Isolated No - Flyback - 10V ~ 16V 46.5% 133kHz - Over Load, Over Temperature, Short Circuit - 0°C ~ 150°C (TJ) - - 7-PDIP Through Hole
NCP1217AP100 onsemi

NCP1217AP100

IC OFFLINE SWITCH FLYBACK 7DIP

onsemi

1,149 -
Datasheet - 8-DIP (0.300", 7.62mm), 7 Leads Tube Obsolete Isolated No - Flyback 12.8 V 7.6V ~ 16V 46.5% 100kHz - Over Load, Over Temperature, Short Circuit - 0°C ~ 150°C (TJ) - - 7-PDIP Through Hole
NCP1201P100G onsemi

NCP1201P100G

IC OFFLINE SWITCH FLYBACK 8DIP

onsemi

1,969 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Obsolete Isolated No 500V Flyback - 16V (Max) 83% 100kHz - Over Load, Over Temperature, Short Circuit - -40°C ~ 150°C (TJ) - - 8-PDIP Through Hole
NCP1201P60G onsemi

NCP1201P60G

IC OFFLINE SWITCH FLYBACK 8DIP

onsemi

3,422 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Obsolete Isolated No 500V Flyback - 16V (Max) 83% 60kHz - Over Load, Over Temperature, Short Circuit - -40°C ~ 150°C (TJ) - - 8-PDIP Through Hole
NCP1200AP60 onsemi

NCP1200AP60

IC OFFLINE SWITCH FLYBACK 8DIP

onsemi

1,400 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Obsolete Isolated No - Flyback - 16V (Max) 83% 60kHz - Current Limiting, Over Load, Short Circuit - 0°C ~ 125°C (TJ) - - 8-PDIP Through Hole
TEA1520P/N2,112 NXP USA Inc.

TEA1520P/N2,112

IC OFFLINE SWITCH FLYBACK 8DIP

NXP USA Inc.

4,094 -
Datasheet STARplug™ 8-DIP (0.300", 7.62mm) Tube Obsolete Isolated Yes 650V Flyback 9.5 V 7.5V ~ 40V 75% 10kHz ~ 200kHz 30 W Current Limiting, Over Temperature, Short Circuit Frequency Control -40°C ~ 145°C (TJ) - - 8-DIP Through Hole
FAN7601N Fairchild Semiconductor

FAN7601N

IC OFFLINE SWITCH FLYBACK 8DIP

Fairchild Semiconductor

402,284 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Obsolete - Yes - Flyback 12 V 8V ~ 20V 95% Up to 300kHz - Over Temperature, Over Voltage Frequency Control, Soft Start -25°C ~ 125°C (TA) - - 8-MDIP Through Hole
NCP1000T onsemi

NCP1000T

IC REG LIN SWITCHING VOLT MODE

onsemi

5,850 -
Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
KA3843ACS Fairchild Semiconductor

KA3843ACS

IC OFFLINE SWITCH 8DIP

Fairchild Semiconductor

4,739 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Obsolete - No - - 16 V 12V ~ 25V 96% Up to 500kHz - Current Limiting - 0°C ~ 70°C (TA) - - 8-DIP Through Hole
NCP1351DDR2G onsemi

NCP1351DDR2G

IC OFFLINE SWITCH FLYBACK 8SOIC

onsemi

3,269 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Isolated No - Flyback 18 V 8.9V ~ 28V - - - Current Limiting, Over Load, Over Power, Short Circuit - -25°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
FAN302HLMY Fairchild Semiconductor

FAN302HLMY

IC OFFLINE SWITCH FLYBACK 8SOIC

Fairchild Semiconductor

59,407 -
Datasheet mWSaver™ 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Isolated No - Flyback 16 V 5V ~ 25V 67% 85kHz - Current Limiting, Over Temperature, Over Voltage - -40°C ~ 105°C (TA) - - 8-SOIC Surface Mount
NCP1351ADR2G onsemi

NCP1351ADR2G

IC OFFLINE SWITCH FLYBACK 8SOIC

onsemi

3,065 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Isolated No - Flyback 18 V 8.9V ~ 28V - - - Current Limiting, Over Load, Over Power, Short Circuit - -25°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
FSQ311L Fairchild Semiconductor

FSQ311L

IC OFFLINE SWITCH FLYBACK 8LSOP

Fairchild Semiconductor

12,719 -
Datasheet - 8-SMD, Gull Wing Tube Obsolete Isolated Yes 650V Flyback 12 V 8V ~ 20V - - 12 W Current Limiting, Over Load, Over Temperature, Over Voltage Sync -40°C ~ 85°C (TA) - - 8-LSOP Surface Mount
NCP12400BAHAB0DR2G onsemi

NCP12400BAHAB0DR2G

IC OFFLINE SWITCH FLYBACK 7SOIC

onsemi

4,519 -
Datasheet - 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Obsolete Isolated No - Flyback 12 V 10.5V ~ 28V 80% 65kHz - Over Load, Over Power, Over Temperature, Over Voltage - -40°C ~ 125°C (TJ) - - 7-SOIC Surface Mount
NCP1351CDR2G onsemi

NCP1351CDR2G

IC OFFLINE SWITCH FLYBACK 8SOIC

onsemi

4,399 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Isolated No - Flyback 18 V 8.9V ~ 28V - - - Current Limiting, Over Load, Over Power, Short Circuit - -25°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
KA3843BD Fairchild Semiconductor

KA3843BD

IC OFFLINE SWITCH 14SOIC

Fairchild Semiconductor

4,760 -
Datasheet - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete - No - - 8.4 V 12V ~ 25V 97% Up to 500kHz - - Frequency Control 0°C ~ 70°C (TA) - - 14-SOIC Surface Mount
FAN6080HMX onsemi

FAN6080HMX

PWM FOR 55W APPLICATION

onsemi

3,440 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Not For New Designs Isolated Yes 500V Flyback - 7V ~ 50V - 24kHz ~ 125kHz - Current Limiting, Over Voltage - -40°C ~ 85°C (TA) - - 8-SOIC Surface Mount
NCP1070STBT3G onsemi

NCP1070STBT3G

IC OFFLINE SWITCH FLYBACK SOT223

onsemi

3,005 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Obsolete Isolated Yes 700V Flyback 8.2 V 6.3V ~ 10V 68% 100kHz 14 W Over Load, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 125°C (TJ) - - SOT-223 (TO-261) Surface Mount
FAN6752WMY Fairchild Semiconductor

FAN6752WMY

HIGHLY INTEGRATED GREEN-MODE PWM

Fairchild Semiconductor

4,761 -
Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
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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.