DC DC Switching Controllers

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Output Type	Function	Output Configuration	Topology	Number of Outputs	Output Phases	Voltage - Supply (Vcc/Vdd)	Frequency - Switching	Duty Cycle (Max)	Synchronous Rectifier	Clock Sync	Serial Interfaces	Control Features	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
UCC29422PW 0.00065A, 2000KHZ BICMOS, PDSO20 Unitrode	1,860	-	RFQ	Datasheet	-	16-TSSOP (0.173", 4.40mm Width)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, SEPIC	1	1	1.8V ~ 8V	150kHz ~ 1.2MHz	88%	Yes	Yes	-	Enable, Frequency Control, Low Battery, Reset	-40°C ~ 85°C (TA)	-	-	Surface Mount	16-TSSOP
UC2825QTR SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	23,000	-	RFQ	Datasheet	-	20-LCC (J-Lead)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	-	2	1	8.4V ~ 30V	340kHz ~ 460kHz	80%	No	No	-	Current Limit, Enable, Frequency Control, Ramp, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	20-PLCC (9x9)
UCC3585D SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	525	-	RFQ	Datasheet	-	16-SOIC (0.154", 3.90mm Width)	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3V ~ 5.5V	500kHz	100%	Yes	No	-	Current Limit, Enable, Frequency Control, Soft Start	0°C ~ 85°C (TA)	-	-	Surface Mount	16-SOIC
UCC2541PWP-UN SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	140	-	RFQ	Datasheet	-	20-PowerTSSOP (0.173", 4.40mm Width)	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	8.5V ~ 35V	300kHz	-	Yes	Yes	-	Enable, Ramp, Reset, Soft Start, Tracking	-40°C ~ 105°C (TA)	-	-	Surface Mount	20-HTSSOP
UCC39421N 0.00065A, 2000KHZ BICMOS, PDIP16 Unitrode	4,659	-	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, SEPIC	1	1	1.8V ~ 8V	150kHz ~ 1.2MHz	88%	Yes	Yes	-	Enable, Frequency Control, Low Battery, Reset	0°C ~ 70°C (TA)	-	-	Through Hole	16-PDIP
UC494ACN SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	644	-	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	7V ~ 40V	1kHz ~ 300kHz	45%	Yes	No	-	Dead Time Control, Frequency Control	0°C ~ 70°C (TA)	-	-	Through Hole	16-PDIP
UC2823N UC2823 HIGH SPEED PWM CONTROLLER Unitrode	17,697	-	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up, Step-Down, Step-Up/Step-Down	Positive	Buck, Boost, Flyback, Forward Converter	1	1	8.4V ~ 30V	340kHz ~ 460kHz	80%	No	No	-	Current Limit, Enable, Frequency Control, Ramp, Soft Start	-25°C ~ 85°C (TA)	-	-	Through Hole	16-PDIP
UC3823AQTR SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	1,000	-	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
UC3864N SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	3,510	-	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up/Step-Down	Positive	Full-Bridge, Half-Bridge, Push-Pull	2	1	7V ~ 22V	50kHz ~ 500kHz	100%	No	No	-	Soft Start	0°C ~ 70°C (TA)	-	-	Through Hole	16-PDIP
UC3863N SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	512	-	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up/Step-Down	Positive	-	2	1	7V ~ 22V	50kHz ~ 500kHz	100%	No	No	-	Soft Start	0°C ~ 70°C (TA)	-	-	Through Hole	16-PDIP

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FREQUENTLY ASKED QUESTIONS

DC DC Switching Controllers FAQ

Common questions about filtering, comparing and sourcing DC DC Switching Controllers components.

How can I narrow the DC DC Switching Controllers 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 DC DC Switching Controllers 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.