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
LM2657MTC IC REG CTRLR BUCK 28TSSOP Texas Instruments	4,091	-	RFQ	Datasheet	-	28-TSSOP (0.173", 4.40mm Width)	Tube	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5V ~ 28V	200kHz ~ 500kHz	70%	Yes	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	28-TSSOP
LM5041MTC/NOPB IC REG CTRLR MULT TOP 16TSSOP Texas Instruments	3,667	-	RFQ	Datasheet	-	16-TSSOP (0.173", 4.40mm Width)	Tube	Last Time Buy	Transistor Driver	Step-Up/Step-Down	Positive	Half-Bridge, Push-Pull	1	1	15V ~ 90V	200kHz, 600kHz	-	Yes	Yes	-	Dead Time Control, Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	16-TSSOP
UC1844L SWITCHING CONTROLLER Texas Instruments	2,127	-	RFQ	Datasheet	-	20-LCC (J-Lead)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive, Isolation Capable	Boost, Flyback, Forward	1	1	10V ~ 30V	Up to 500kHz	48%	No	No	-	Frequency Control	-55°C ~ 125°C (TA)	-	-	Surface Mount	20-PLCC (9x9)
UC1855BJ POWER FACTOR CONTROLLER Texas Instruments	2,365	-	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
UC3824DWTR IC REG CTRLR BUCK/BOOST 16SOIC Texas Instruments	100	-	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Down	Positive	Buck, Boost	1	1	8.4V ~ 30V	340kHz ~ 460kHz	85%	No	No	-	Current Limit, Enable, Frequency Control, Ramp, Soft Start	0°C ~ 70°C (TA)	-	-	Surface Mount	16-SOIC
UC1865J SWITCHING CONTROLLER Texas Instruments	2,275	-	RFQ	Datasheet	-	16-CDIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull	2	1	22V	50kHz ~ 500kHz	-	No	No	-	Soft Start	-55°C ~ 125°C (TA)	-	-	Through Hole	16-CDIP
0729MC ANALG VOLT REG SWITCHING Texas Instruments	3,784	-	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
5962-8768105VEA UC1825A-SP HIGH SPEED PWM CONTRO Texas Instruments	4,839	-	RFQ	Datasheet	-	16-CDIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Buck	2	1	12V ~ 20V	Up to 1MHz	50%	No	No	-	Current Limit, Enable, Frequency Control, Overcurrent, Ramp, Soft Start	-55°C ~ 125°C (TA)	-	-	Through Hole	16-CDIP
TL3844PE4 TL3844 CURRENT-MODE PWM CONTROLL Texas Instruments	840	-	RFQ	Datasheet	-	8-DIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward	1	1	10V ~ 30V	500kHz	48%	No	No	-	Frequency Control	0°C ~ 70°C	-	-	Through Hole	8-PDIP
TL5001AMJGB TL5001A PWM CONTROLLER WITH WIDE Texas Instruments	1,751	-	RFQ	Datasheet	-	8-CDIP (0.300", 7.62mm)	Bulk	Active	Transistor Driver	Step-Up, Step-Down, Step-Up/Step-Down	Positive	Boost, Buck, Flyback	1	1	3.6V ~ 40V	20kHz ~ 500kHz	1	No	No	-	Dead Time Control, Frequency Control, Ramp, Soft Start	-55°C ~ 125°C (TA)	-	-	Through Hole	8-CDIP

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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.

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