Power Supply Controllers, Monitors

Explore Power Supply Controllers, Monitors parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

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 IC SEC SIDE SYNC RECT DRV 8SOIC onsemi	2,146	1.00	RFQ	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 IC REG CTRLR PWM CM 8SOIC Texas Instruments	4,634	0.69	RFQ	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 UC3842 CURRENT-MODE PWM CONTROLL Unitrode	1,500	0.69	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Bulk	Active	-	-	-	-	-	0°C ~ 70°C (TA)	-	-	Surface Mount	8-SOIC
UC2845D CURRENT MODE PWM CONTROLLER onsemi	24,338	0.74	RFQ	Datasheet	-	14-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	-	-	-	-	-	-40°C ~ 85°C (TA)	-	-	Surface Mount	14-SOIC
UC2844D CURRENT MODE PWM CONTROLLER onsemi	22,100	0.74	RFQ	Datasheet	-	14-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	-	-	-	-	-	-40°C ~ 85°C (TA)	-	-	Surface Mount	14-SOIC
FAN6210MY SWITCHING CONTROLLER, PDSO8 Fairchild Semiconductor	8,877	0.67	RFQ	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 IC POWER MANAGEMENT Analog Devices Inc./Maxim Integrated	3,732	0.67	RFQ	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 IC PFC CTRLR SEC SIDE 8SOIC onsemi	3,759	0.27	RFQ	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 POWER SUPPLY CIRCUIT, FIXED Fairchild Semiconductor	13,258	0.71	RFQ	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 IC OFFLINE SWITCH MULT TOP 8MSOP Intersil	3,832	0.71	RFQ	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 IC OFFLINE SWITCH MULT TOP 8MSOP Intersil	3,786	0.71	RFQ	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 IC OFFLINE SWITCH MULT TOP 8MSOP Intersil	2,500	0.71	RFQ	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 SWITCHING CONTROLLER Intersil	2,500	0.71	RFQ	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 SWITCHING CONTROLLER Intersil	1,365	0.71	RFQ	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 POWER SUPPLY CIRCUIT, FIXED Intersil	1,187	0.75	RFQ	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 SWITCHING CONTROLLER Intersil	1,592	0.76	RFQ	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 IC VOLTAGE DETECTOR OVP 6DFN onsemi	2,599	0.87	RFQ	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 SWITCHING CONTROLLER Intersil	4,495	0.77	RFQ	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 IC CTLR/DVR SYNC RECT 8-DFN onsemi	4,716	0.78	RFQ	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 FLYBACK SR NXP USA Inc.	2,786	0.47	RFQ	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

FAQ

Frequently Asked Questions

What are Power Supply Controllers, Monitors components used for?

Power Supply Controllers, Monitors components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Power Supply Controllers, Monitors part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Power Supply Controllers, Monitors parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

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Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.