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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
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
TEA1738LT/N1,118 NXP USA Inc.

TEA1738LT/N1,118

IC OFFLINE SWITCH FLYBACK 8SO

NXP USA Inc.

4,009 -
Datasheet GreenChip™ 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated No - Flyback 20.6 V 12V ~ 30V 80% 26.5kHz ~ 78kHz 75 W Current Limiting, Over Power, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - 8-SO Surface Mount
IW9870-02 Renesas Electronics Operations Services Limited

IW9870-02

ZERO STANDBY POWER AC/DC DIGITAL

Renesas Electronics Operations Services Limited

3,221 -
Datasheet - - Tape & Reel (TR) Active - - - - - - - - - - - - - - - -
FAN6300DZ onsemi

FAN6300DZ

IC OFFLINE SWITCH FLYBACK 8DIP

onsemi

3,080 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Obsolete Isolated No - Flyback 16 V 8V ~ 25V - - - Current Limiting, Open Loop, Over Voltage, Short Circuit - -40°C ~ 105°C (TA) - - 8-DIP Through Hole
AP3983DP7-G1 Diodes Incorporated

AP3983DP7-G1

IC OFFLINE SWITCH FLYBACK 7DIP

Diodes Incorporated

4,737 -
Datasheet - 8-DIP (0.300", 7.62mm), 7 Leads Tube Obsolete Isolated Yes 650V Flyback 15.5 V 6.82V ~ 25V - 65kHz 18 W Over Temperature, Over Voltage, Short Circuit - -40°C ~ 105°C (TA) - - 7-PDIP Through Hole
AP3971P7-G1 Diodes Incorporated

AP3971P7-G1

IC OFFLINE SWITCH MULT TOP 7DIP

Diodes Incorporated

1,446 -
Datasheet - 8-DIP (0.300", 7.62mm), 7 Leads Tube Obsolete Either Yes - Buck, Flyback 15 V 5.3V ~ 22V - 60kHz 12 W Over Temperature, Short Circuit - -40°C ~ 85°C (TA) - - 7-PDIP Through Hole
VIPER012XS STMicroelectronics

VIPER012XS

IC OFFLINE SW MULT TOP 10SSOP

STMicroelectronics

4,017 -
Datasheet - 10-SOP (0.154", 3.90mm Width) Tube Active Either Yes 800V Buck, Buck-Boost, Flyback - 4.5V ~ 30V 80% 30kHz 7 W Current Limiting, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 150°C (TJ) - - 10-SSOP Surface Mount
VIPER013XS STMicroelectronics

VIPER013XS

IC OFFLINE SW MULT TOP 10SSOP

STMicroelectronics

2,750 -
Datasheet - 10-SOP (0.154", 3.90mm Width) Tube Active Either Yes 800V Buck, Buck-Boost, Flyback - 4.5V ~ 30V 80% 30kHz 7 W Current Limiting, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 150°C (TJ) - - 10-SSOP Surface Mount
VIPER013BLS STMicroelectronics

VIPER013BLS

IC OFFLINE SW MULT TOP 10SSOP

STMicroelectronics

4,699 -
Datasheet VIPER™ 10-SOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Either Yes 800V Buck, Buck-Boost, Flyback 8 V 4.5V ~ 30V 80% 60kHz 8 W Current Limiting, Over Load, Over Voltage, Short Circuit EN, Soft Start -40°C ~ 150°C (TJ) - - 10-SSOP Surface Mount
KA3842AES onsemi

KA3842AES

IC OFFLINE SWITCH 8DIP

onsemi

2,244 -
Datasheet - 8-DIP (0.300", 7.62mm) Tube Obsolete - No - - 16 V 10V ~ 30V 96% Up to 500kHz - Current Limiting Frequency Control 0°C ~ 70°C (TA) - - 8-DIP Through Hole
IW9870-05 Renesas Electronics Corporation

IW9870-05

ZERO STANDBY POWER AC/DC DIGITAL

Renesas Electronics Corporation

4,123 -
Datasheet - SOT-23-6 Tray Active Isolated No - Flyback - 45V - 270kHz - Over Temperature, Over Voltage, Short Circuit - -40°C ~ 150°C (TJ) - - SOT-23-6 Surface Mount
IW9860-02 Renesas Electronics Operations Services Limited

IW9860-02

ZERO STANDBY POWER AC/DC DIGITAL

Renesas Electronics Operations Services Limited

4,882 -
Datasheet - - Tape & Reel (TR) Active - - - - - - - - - - - - - - - -
NCP1200D40R2 onsemi

NCP1200D40R2

IC OFFLINE SWITCH FLYBACK 8SOIC

onsemi

3,045 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Isolated No - Flyback - 16V (Max) 80% 40kHz - Current Limiting, Over Load, Short Circuit - -25°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
NCP1203D60R2 onsemi

NCP1203D60R2

IC OFFLINE SWITCH FLYBACK 8SOIC

onsemi

3,578 -
Datasheet SMARTMOS™ 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Isolated No - Flyback 12.8 V 7.8V ~ 16V 80% 60kHz - Over Load, Over Temperature, Short Circuit - -40°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
NCP1200D60R2 onsemi

NCP1200D60R2

IC OFFLINE SWITCH FLYBACK 8SOIC

onsemi

3,754 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Isolated No - Flyback - 16V (Max) 80% 60kHz - Current Limiting, Over Load, Short Circuit - -25°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
IW1810-00 Renesas Electronics Corporation

IW1810-00

IC OFFLINE SWITCH FLYBACK 7SOIC

Renesas Electronics Corporation

3,038 -
Datasheet - 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Active Isolated Yes 800V Flyback 10.5 V 16V - 64kHz 5 W Current Limiting, Over Voltage, Short Circuit EN, Soft Start 150°C (TJ) - - 7-SOIC Surface Mount
MP171GS-Z Monolithic Power Systems Inc.

MP171GS-Z

IC OFFLINE SWITCH MULT TOP 8SOIC

Monolithic Power Systems Inc.

2,927 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Not For New Designs Non-Isolated No 700V Boost, Buck, Buck-Boost, Flyback - 5.5V ~ 5.7V - - 2 W Open Loop, Over Load, Over Temperature, Short Circuit Soft Start -40°C ~ 125°C (TJ) - - 8-SOIC Surface Mount
FSDM311 onsemi

FSDM311

IC OFFLINE SWITCH FLYBACK 8DIP

onsemi

4,522 -
Datasheet FPS™ 8-DIP (0.300", 7.62mm) Tube Obsolete Isolated Yes 650V Flyback 9 V 7V ~ 20V 67% 67kHz 13 W Current Limiting, Over Load, Over Temperature, Over Voltage - -25°C ~ 85°C (TA) - - 8-DIP Through Hole
FAN7601G onsemi

FAN7601G

IC OFFLINE SWITCH FLYBACK 10SSOP

onsemi

4,832 -
Datasheet - 10-SOP (0.154", 3.90mm Width) 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) - - 10-SSOP Surface Mount
LNK520PN Power Integrations

LNK520PN

IC OFFLINE SWITCH FLYBACK 8DIP

Power Integrations

1,592 -
Datasheet LinkSwitch® 8-DIP (0.300", 7.62mm), 7 Leads Tube Not For New Designs Isolated Yes 700V Flyback - - 77% 30kHz ~ 42kHz 5.5 W Current Limiting, Open Loop, Over Temperature, Short Circuit - -40°C ~ 150°C (TJ) - - 8-PDIP-B Through Hole
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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.