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
UC3846QTR/80198 UC3846 SWITCHING CONTROLLER Unitrode	94,735	-	RFQ	Datasheet	-	20-LCC (J-Lead)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull	2	1	6.95V ~ 40V	500kHz	50%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	0°C ~ 70°C (TA)	-	-	Surface Mount	20-PLCC (9x9)
UCC3580D-31 UCC3580 SWITCHING CONTROLLER Unitrode	1,840	-	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
UCC2807D-3/70034 UCC2807 SWITCHING CONTROLLER Unitrode	2,124	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward Converter	1	1	4.1V ~ 13.5V	202kHz	78%	No	No	-	-	-40°C ~ 85°C (TA)	-	-	Surface Mount	8-SOIC
UC2845ADW/80976 UC2845A CURRENT MODE PWM CONTROL Unitrode	11,729	-	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Bulk	Obsolete	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive, Isolation Capable	Boost, Buck, Flyback, Forward	1	1	7.6V ~ 30V	Up to 500kHz	48%	No	No	-	Frequency Control	-40°C ~ 85°C (TA)	-	-	Surface Mount	16-SOIC
UCC29422N 0.00065A, 2000KHZ BICMOS, PDIP20 Unitrode	792	-	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	-40°C ~ 85°C (TA)	-	-	Through Hole	16-PDIP
UC3572N SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	225	-	RFQ	Datasheet	-	8-DIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up/Step-Down	Negative	Flyback	1	1	4.75V ~ 30V	100kHz	92%	No	No	-	Current Limit, Ramp	0°C ~ 70°C (TA)	-	-	Through Hole	8-PDIP
UC2526AQ SWITCHING CONTROLLER Unitrode	226	-	RFQ	Datasheet	-	20-LCC (J-Lead)	Tube	Obsolete	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull	2	1	7V ~ 35V	1Hz ~ 600kHz	49%	Yes	Yes	-	Enable, Frequency Control, Reset, Soft Start	-25°C ~ 85°C (TA)	-	-	Surface Mount	20-PLCC (9x9)
UC2846Q 0.5A, 500KHZ BICMOS, PQCC20 Unitrode	7,530	-	RFQ	Datasheet	-	20-LCC (J-Lead)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull	2	1	6.95V ~ 40V	500kHz	50%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	20-PLCC (9x9)
UCC2585D SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	4,960	-	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	-40°C ~ 85°C (TA)	-	-	Surface Mount	16-SOIC
UC3584N SWITCHING CONTROLLER, VOLTAGE-MO Unitrode	775	-	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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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.