DC DC Switching Controllers

Browse available DC DC Switching Controllers components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.

If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.

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
LM5642MTC/NOPB IC REG CTRLR BUCK 28TSSOP Texas Instruments	123	-	RFQ	Datasheet	-	28-TSSOP (0.173", 4.40mm Width)	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5V ~ 36V	200kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	28-TSSOP
TPS53126RGET IC REG CTRLR BUCK 24VQFN Texas Instruments	488	-	RFQ	Datasheet	D-CAP2™	24-VFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	2	1	4.5V ~ 24V	350kHz, 700kHz	-	Yes	No	-	Enable, Frequency Control	-40°C ~ 85°C (TA)	-	-	Surface Mount	24-VQFN (4x4)
ADP1851ACPZ-R7 IC REG CTRLR BUCK 16LFCSP Analog Devices Inc.	1,385	-	RFQ	Datasheet	-	16-WQFN Exposed Pad, CSP	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.75V ~ 20V	200kHz ~ 1.5MHz	90%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	16-LFCSP (4x4)
MAX5070BASA+ IC REG CTRLR FLYBACK 8SOIC Analog Devices Inc./Maxim Integrated	316	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tube	Active	Transistor Driver	Step-Up/Step-Down	Positive, Isolation Capable	Flyback	1	1	10.8V ~ 30V	20kHz ~ 1MHz	49.8%	No	No	-	Frequency Control	-40°C ~ 125°C (TJ)	-	-	Surface Mount	8-SOIC
TPS51124RGER IC REG CTRLR BUCK 24QFN Texas Instruments	6,718	-	RFQ	Datasheet	D-CAP™	24-VFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	2	1	4.5V ~ 5.5V	-	-	Yes	No	-	Enable, On Time Control, Power Good	-40°C ~ 85°C (TA)	-	-	Surface Mount	24-VQFN (4x4)
TPS40422RHAR IC REG CTRLR BUCK PMBUS 40VQFN Texas Instruments	2,227	-	RFQ	Datasheet	-	40-VFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5V ~ 20V	100kHz ~ 1MHz	-	Yes	Yes	PMBus	Frequency Control, Power Good	-40°C ~ 125°C (TJ)	-	-	Surface Mount	40-VQFN (6x6)
LM5122MHE/NOPB IC REG CTRLR MULT TOP 20HTSSOP Texas Instruments	6,967	-	RFQ	Datasheet	-	20-PowerTSSOP (0.173", 4.40mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up	Positive	Boost	1	1	4.5V ~ 65V	Up to 1MHz	100%	Yes	Yes	-	Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	20-HTSSOP
LM5122ZAPWPT 3-65V WIDE VIN, CURRENT MODE SYN Texas Instruments	6,601	-	RFQ	Datasheet	-	24-PowerTSSOP (0.173", 4.40mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up	Positive	Boost	1	1	4.5V ~ 65V	Up to 1MHz	100%	Yes	Yes	-	Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	24-HTSSOP
LTC3833IFE#PBF IC REG CTRLR BUCK 20TSSOP Analog Devices Inc.	2,287	-	RFQ	Datasheet	-	20-TSSOP (0.173", 4.40mm Width) Exposed Pad	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4.5V ~ 38V	200kHz ~ 2MHz	-	Yes	No	-	Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	20-TSSOP-EP
LTC3803ES6-5#TRPBF IC REG CTRLR FLYBACK TSOT23-6 Analog Devices Inc.	8,503	-	RFQ	Datasheet	-	SOT-23-6 Thin, TSOT-23-6	Tape & Reel (TR)	Active	Transistor Driver	Step-Up/Step-Down	Positive, Isolation Capable	Flyback	1	1	4V ~ 8.1V	200kHz	80%	No	No	-	Current Limit, Enable	-40°C ~ 125°C (TJ)	-	-	Surface Mount	TSOT-23-6
A7987TR 61 V 3A ASYNCHRONOUS STEP-DOWN S STMicroelectronics	9,737	-	RFQ	Datasheet	-	16-PowerTSSOP (0.173", 4.40mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck-Boost	1	1	4.5V ~ 61V	250kHz ~ 1.5MHz	100%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start	-40°C ~ 150°C (TJ)	Automotive	AEC-Q100	Surface Mount	16-HTSSOP
UCC2895PW IC OFFLINE SW FULL-BRG 20TSSOP Texas Instruments	4,902	-	RFQ	Datasheet	-	20-TSSOP (0.173", 4.40mm Width)	Bulk	Active	PWM	-	Positive	Phase-Shifted Full-Bridge	1	1	10V ~ 16.5V	1MHz	100%	-	Yes	-	Frequency Control, Soft Start, Sync	-40°C ~ 85°C (TA)	-	-	Surface Mount	20-TSSOP
LTC3873IDDB-5#TRMPBF IC REG CTRLR MULT TOPOLOGY 8DFN Analog Devices Inc.	539	-	RFQ	Datasheet	-	8-WFDFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive, Isolation Capable	Boost, Flyback, SEPIC	1	1	4.1V ~ 60V	-	78%	No	No	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	8-DFN (3x2)
LTC3803IS6-3#TRMPBF IC REG CTRLR FLYBACK TSOT23-6 Analog Devices Inc.	1,440	-	RFQ	Datasheet	-	SOT-23-6 Thin, TSOT-23-6	Tape & Reel (TR)	Active	Transistor Driver	Step-Up/Step-Down	Positive, Isolation Capable	Flyback	1	1	5.7V ~ 8V	300kHz	80%	No	No	-	Current Limit, Enable	-40°C ~ 125°C (TJ)	-	-	Surface Mount	TSOT-23-6
LTC3835EGN-1#PBF IC REG CTRLR BUCK 16SSOP Analog Devices Inc.	100	-	RFQ	Datasheet	-	16-SSOP (0.154", 3.90mm Width)	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4V ~ 36V	250kHz ~ 530kHz	99.4%	Yes	No	-	Enable, Soft Start, Tracking	-40°C ~ 85°C (TA)	-	-	Surface Mount	16-SSOP
UC2856QDWR IC REG CTRLR MULT TOP 16SOIC Texas Instruments	1,893	-	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull	2	1	7V ~ 40V	200kHz	47%	Yes	Yes	-	Enable, Frequency Control, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	16-SOIC
UC2572DTR IC REG CTRLR FLYBACK 8SOIC Texas Instruments	2,265	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up/Step-Down	Negative	Flyback	1	1	4.75V ~ 30V	100kHz	92%	No	No	-	Current Limit, Ramp	-40°C ~ 85°C (TA)	-	-	Surface Mount	8-SOIC
LM25118MHE/NOPB IC REG CTRLR BUCK 20TSSOP Texas Instruments	3,038	-	RFQ	Datasheet	-	20-PowerTSSOP (0.173", 4.40mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Down	Positive	Buck, Boost	1	1	3V ~ 42V	Up to 500kHz	75%	No	Yes	-	Enable, Frequency Control, Ramp, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	20-HTSSOP
TFS7708H IC REG CTRLR MULT TOP ESIP-16F Power Integrations	298	-	RFQ	Datasheet	HiperTFS™-2	16-SSIP, 12 Leads, Exposed Pad, Formed Leads	Tube	Active	Transistor Driver	Step-Up, Step-Down	Positive, Isolation Capable	Flyback, Forward Converter	2	1	Up to 11.5V	66kHz, 132kHz	63%	No	No	-	Enable, Reset	-40°C ~ 150°C (TJ)	-	-	Through Hole	eSIP-16F
TPS40051PWP IC REG CTRLR BUCK 16HTSSOP Texas Instruments	249	-	RFQ	Datasheet	-	16-PowerTSSOP (0.173", 4.40mm Width)	Bulk	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	1	1	8V ~ 40V	500kHz	94%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	16-HTSSOP

DC DC Switching Controllers FAQ

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