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Power Supply Controllers, Monitors

Browse available Power Supply Controllers, Monitors 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 Programmable Applications Voltage - Input Voltage - Supply Current - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package
NCP4304BMNTWG onsemi

NCP4304BMNTWG

IC SEC SIDE SYNC RECT DRV 8SOIC

onsemi

2,146 -
Datasheet - 8-VDFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Secondary-Side Controller - 9.5V ~ 30V - -40°C ~ 125°C - - Surface Mount 8-DFN (4x4)
UC3842D8 Texas Instruments

UC3842D8

IC REG CTRLR PWM CM 8SOIC

Texas Instruments

4,634 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Bulk Active - PWM Controller -0.3V ~ 6.3V 12V ~ 28V 11 mA 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
UC3842D8 Unitrode

UC3842D8

UC3842 CURRENT-MODE PWM CONTROLL

Unitrode

1,500 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Bulk Active - - - - - 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
UC2845D onsemi

UC2845D

CURRENT MODE PWM CONTROLLER

onsemi

24,338 -
Datasheet - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete - - - - - -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
UC2844D onsemi

UC2844D

CURRENT MODE PWM CONTROLLER

onsemi

22,100 -
Datasheet - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete - - - - - -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
FAN6210MY Fairchild Semiconductor

FAN6210MY

SWITCHING CONTROLLER, PDSO8

Fairchild Semiconductor

8,877 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Not Verified Power Supplies 10.5V ~ 24.5V 7V ~ 24V - -40°C ~ 105°C - - Surface Mount 8-SOIC
MAX4883CETB+T Analog Devices Inc./Maxim Integrated

MAX4883CETB+T

IC POWER MANAGEMENT

Analog Devices Inc./Maxim Integrated

3,732 -
Datasheet - 10-WFDFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Overvoltage Protection Controller 1.2V ~ 28V - 240 µA -40°C ~ 85°C (TA) - - Surface Mount 10-TDFN (3x3)
NCP4355BDR2G onsemi

NCP4355BDR2G

IC PFC CTRLR SEC SIDE 8SOIC

onsemi

3,759 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Not Verified Secondary-Side Controller - 3.5V ~ 36V 107 µA 0°C ~ 125°C - - Surface Mount 8-SOIC
KA3505 Fairchild Semiconductor

KA3505

POWER SUPPLY CIRCUIT, FIXED

Fairchild Semiconductor

13,258 -
Datasheet - 16-DIP (0.300", 7.62mm) Tube Obsolete Not Verified Power Supply, Supervisor - 15V ~ 30V 5 mA -25°C ~ 85°C - - Through Hole 16-PDIP
ISL6844IU Intersil

ISL6844IU

IC OFFLINE SWITCH MULT TOP 8MSOP

Intersil

3,832 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete - Industrial Power Systems - 15V ~ 18V 5.5 mA -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
ISL6842IU Intersil

ISL6842IU

IC OFFLINE SWITCH MULT TOP 8MSOP

Intersil

3,786 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete - Industrial Power Systems - 15V ~ 18V 5.5 mA -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
ISL6842IU-T Intersil

ISL6842IU-T

IC OFFLINE SWITCH MULT TOP 8MSOP

Intersil

2,500 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Obsolete - Industrial Power Systems - 15V ~ 18V 5.5 mA -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
ISL6845IU-T Intersil

ISL6845IU-T

SWITCHING CONTROLLER

Intersil

2,500 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Obsolete - Industrial Power Systems - 9V ~ 16V 5.5 mA -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
ISL6842IRZ Intersil

ISL6842IRZ

SWITCHING CONTROLLER

Intersil

1,365 -
Datasheet - 8-VFDFN Exposed Pad Bulk Active - Industrial Power Systems - 15V ~ 18V 5.5 mA -40°C ~ 105°C (TA) - - Surface Mount 8-DFN (2x3)
ISL6121LIB Intersil

ISL6121LIB

POWER SUPPLY CIRCUIT, FIXED

Intersil

1,187 -
Datasheet - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified Single Supply/Current Limiting Controller - 2.5V ~ 5.5V - -40°C ~ 85°C - - Surface Mount 8-SOIC
ISL6843IRZ Intersil

ISL6843IRZ

SWITCHING CONTROLLER

Intersil

1,592 -
Datasheet - 8-VFDFN Exposed Pad Bulk Active - Industrial Power Systems - 9V ~ 16V 5.5 mA -40°C ~ 105°C (TA) - - Surface Mount 8-DFN (2x3)
NCP349MNTBG onsemi

NCP349MNTBG

IC VOLTAGE DETECTOR OVP 6DFN

onsemi

2,599 -
Datasheet - 6-VFDFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Overvoltage Protection Controller 1.2V ~ 28V 1.2V ~ 28V 70 µA -40°C ~ 85°C - - Surface Mount 6-DFN (1.6x2)
ISL6841IU Intersil

ISL6841IU

SWITCHING CONTROLLER

Intersil

4,495 -
Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete - Industrial Power Systems - 7.5V ~ 14V 5.5 mA -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
NCP4303AMNTWG onsemi

NCP4303AMNTWG

IC CTLR/DVR SYNC RECT 8-DFN

onsemi

4,716 -
Datasheet - 8-VDFN Exposed Pad Tape & Reel (TR) Obsolete Not Verified Secondary-Side Controller - 9.5V ~ 30V - -40°C ~ 125°C - - Surface Mount 8-DFN (4x4)
TEA1998TS/1X NXP USA Inc.

TEA1998TS/1X

FLYBACK SR

NXP USA Inc.

2,786 -
Datasheet GreenChip™ SC-74, SOT-457 Tape & Reel (TR) Obsolete Not Verified Secondary-Side Controller, Synchronous Rectifier - 60V 250 µA -40°C ~ 150°C - - Surface Mount SC-74
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WINSUN SOURCING SUPPORT

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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.

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FREQUENTLY ASKED QUESTIONS

Power Supply Controllers, Monitors FAQ

Common questions about selecting, comparing and sourcing Power Supply Controllers, Monitors components through Winsun (HK) Electronics.

What should I check when selecting Power Supply Controllers, Monitors 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 Power Supply Controllers, Monitors 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 Power Supply Controllers, Monitors 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 Power Supply Controllers, Monitors 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.