AC DC Converters, Offline Switches

Use the filters and product table below to compare AC DC Converters, Offline Switches components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters

Stock & Datasheets Review availability and technical references

RFQ & BOM Support Send your target MPN, quantity or BOM

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
NCP1072P100BG IC OFFLINE SWITCH FLYBACK 7DIP onsemi	799	-	RFQ	Datasheet	-	8-DIP (0.300", 7.62mm), 7 Leads	Tube	Active	Isolated	Yes	700V	Flyback	8.2 V	6.3V ~ 10V	69%	100kHz	19 W	Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit	-	-40°C ~ 125°C (TJ)	-	-	7-PDIP	Through Hole
NCP1340B5D1R2G IC OFFLINE SWITCH FLYBACK 9SOIC onsemi	2,500	-	RFQ	Datasheet	-	10-SOP (0.154", 3.90mm Width), 9 Leads	Tape & Reel (TR)	Active	Isolated	No	-	Flyback	17 V	9V ~ 28V	-	360kHz	-	Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit	-	-40°C ~ 125°C (TJ)	-	-	9-SOIC	Surface Mount
NCP1342DADBDD1R2G IC OFFLINE SWITCH FLYBACK 9SOIC onsemi	2,491	-	RFQ	Datasheet	-	10-SOP (0.154", 3.90mm Width), 9 Leads	Tape & Reel (TR)	Active	Isolated	No	-	Flyback	17 V	9V ~ 28V	-	500kHz	-	Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit	EN, Frequency Control, Soft Start, Sync	-40°C ~ 125°C (TJ)	-	-	9-SOIC	Surface Mount
NCP1342DADBDGD1R2G HIGH FREQUENCY QUASI-RESONANT FL onsemi	2,455	-	RFQ	Datasheet	-	10-SOP (0.154", 3.90mm Width), 9 Leads	Tape & Reel (TR)	Active	Isolated	No	700V	Flyback	17 V	9V ~ 28V	-	500kHz	-	Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit	Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	9-SOIC	Surface Mount
NCP1340B3D1R2G IC OFFLINE SWITCH FLYBACK 9SOIC onsemi	798	-	RFQ	Datasheet	-	10-SOP (0.154", 3.90mm Width), 9 Leads	Tape & Reel (TR)	Active	Isolated	No	-	Flyback	17 V	9V ~ 28V	-	360kHz	-	Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit	-	-40°C ~ 125°C (TJ)	-	-	9-SOIC	Surface Mount
NCP1247BD065R2G IC OFFLINE SWITCH FLYBACK 7SOIC onsemi	2,473	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width), 7 Leads	Tape & Reel (TR)	Active	Isolated	No	-	Flyback	12 V	8.9V ~ 28V	80%	65kHz	-	Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage	-	-40°C ~ 150°C (TJ)	-	-	7-SOIC	Surface Mount
NCP1247DD065R2G IC OFFLINE SWITCH FLYBACK 7SOIC onsemi	1,760	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width), 7 Leads	Tape & Reel (TR)	Active	Isolated	No	-	Flyback	12 V	8.9V ~ 28V	80%	65kHz	-	Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage	-	-40°C ~ 150°C (TJ)	-	-	7-SOIC	Surface Mount
NCP1234AD100R2G IC OFFLINE SWITCH FLYBACK 7SOIC onsemi	2,365	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width), 7 Leads	Tape & Reel (TR)	Active	Isolated	No	-	Flyback	12 V	9.5V ~ 28V	80%	100kHz	-	Current Limiting, Over Load, Over Temperature	-	-40°C ~ 150°C (TJ)	-	-	7-SOIC	Surface Mount
FSL306LRN IC OFFLINE SWITCH MULT TOP 7DIP onsemi	1,528	-	RFQ	Datasheet	-	8-DIP (0.300", 7.62mm), 7 Leads	Tube	Active	Non-Isolated	Yes	650V	Buck, Flyback	8 V	7V ~ 26V	-	50kHz	7 W	Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage	-	-40°C ~ 125°C (TJ)	-	-	7-DIP	Through Hole
NCP1345Q01D1R2G HIGHLY INTEGRATED QUASI-RESONANT onsemi	2,490	-	RFQ	Datasheet	-	10-SOP (0.154", 3.90mm Width), 9 Leads	Tape & Reel (TR)	Active	Isolated	No	800V	Flyback	17 V	8V ~ 38V	-	-	-	Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage	Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	9-SOIC	Surface Mount

WINSUN SOURCING SUPPORT

Need Help Sourcing AC DC Converters, Offline Switches?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing

Send part number & quantity Request a Quote

Need sourcing assistance? Contact Sales

FREQUENTLY ASKED QUESTIONS

AC DC Converters, Offline Switches FAQ

Common questions about filtering, comparing and sourcing AC DC Converters, Offline Switches components.

How can I narrow the AC DC Converters, Offline Switches selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific AC DC Converters, Offline Switches part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.