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
LM5127QRGZRQ1 42V WIDE-VIN TRIPLE BUCK AND BOO Texas Instruments	2,258	-	RFQ	Datasheet	-	48-VFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Down, Step-Up/Step-Down	Positive	Buck, Boost, SEPIC	3	1	0.8V ~ 42V	100kHz ~ 2.2MHz	94%	No	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 150°C (TJ)	-	-	Surface Mount, Wettable Flank	48-VQFN (7x7)
LM25141RGET LOW VOLTAGE LM5141- SYNC BUCK CO Texas Instruments	938	-	RFQ	Datasheet	-	24-VFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Half-Bridge	1	1	3.8V ~ 42V	2.2MHz	50%	Yes	Yes	-	Current Limit, Enable, Frequency Control	-40°C ~ 125°C (TA)	Automotive	AEC-Q101	Surface Mount	24-VQFN (4x4)
LM25117QPSQE/NOPB IC REG CTRLR BUCK 24WQFN Texas Instruments	1,154	-	RFQ	Datasheet	-	24-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4.5V ~ 42V	Up to 750kHz	-	Yes	No	-	Frequency Control, Ramp, Soft Start	-40°C ~ 125°C (TJ)	Automotive	AEC-Q100	Surface Mount	24-WQFN (4x4)
ISL6752AAZA IC REG CTRLR FULL-BRIDGE 16QSOP Renesas Electronics Corporation	2,239	-	RFQ	Datasheet	-	16-SSOP (0.154", 3.90mm Width)	Tube	Active	Transistor Driver	Step-Up/Step-Down	Positive, Isolation Capable	Full-Bridge	1	1	9V ~ 16V	Up to 2MHz	99%	Yes	No	-	Frequency Control	-40°C ~ 105°C (TA)	-	-	Surface Mount	16-QSOP
LM5121QMHE/NOPB SYNCHRONOUS BOOST CONTROLLER Texas Instruments	381	-	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%	No	Yes	-	Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	Automotive	AEC-Q100	Surface Mount	20-HTSSOP
LM5121QMH/NOPB IC REG CTRLR BOOST 20HTSSOP Texas Instruments	3,270	-	RFQ	Datasheet	-	20-PowerTSSOP (0.173", 4.40mm Width)	Bulk	Active	Transistor Driver	Step-Up	Positive	Boost	1	1	4.5V ~ 65V	Up to 1MHz	100%	No	Yes	-	Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	Automotive	AEC-Q100	Surface Mount	20-HTSSOP
LM5122QMH/NOPB IC REG CTRLR MULT TOP 20HTSSOP Texas Instruments	162	-	RFQ	Datasheet	-	20-PowerTSSOP (0.173", 4.40mm Width)	Tray	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)	Automotive	AEC-Q100	Surface Mount	20-HTSSOP
LTC3803IS6#TRPBF IC REG CTRLR FLYBACK TSOT23-6 Analog Devices Inc.	6,159	-	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	200kHz	80%	No	No	-	Current Limit, Enable	-40°C ~ 125°C (TJ)	-	-	Surface Mount	TSOT-23-6
LTC3803IS6#TRMPBF IC REG CTRLR FLYBACK TSOT23-6 Analog Devices Inc.	4,463	-	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	200kHz	80%	No	No	-	Current Limit, Enable	-40°C ~ 125°C (TJ)	-	-	Surface Mount	TSOT-23-6
LM5117PMHE/NOPB IC REG CTRLR BUCK 20TSSOP Texas Instruments	291	-	RFQ	Datasheet	-	20-PowerTSSOP (0.173", 4.40mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	5.5V ~ 65V	200kHz, 480kHz	-	Yes	No	-	Frequency Control, Ramp, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	20-HTSSOP
MAX8548EUB+ IC REG CTRLR BUCK 10UMAX Analog Devices Inc./Maxim Integrated	199	-	RFQ	Datasheet	-	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.7V ~ 28V	100kHz	95%	Yes	No	-	Enable	-40°C ~ 85°C (TA)	-	-	Surface Mount	10-uMAX/uSOP
UC3867DW IC REG CTRLR MULT TOP 16SOIC Texas Instruments	294	-	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Tube	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)	-	-	Surface Mount	16-SOIC
LTC3805IMSE#TRPBF IC REG CTRLR FLYBACK 10MSOP Analog Devices Inc.	6,905	-	RFQ	Datasheet	-	10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up/Step-Down	Positive, Isolation Capable	Flyback	1	1	3.95V ~ 9.5V	70kHz ~ 700kHz	80%	No	Yes	-	Enable, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	10-MSOP-EP
LTC3805IMSE#PBF IC REG CTRLR FLYBACK 10MSOP Analog Devices Inc.	532	-	RFQ	Datasheet	-	10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad	Tube	Active	Transistor Driver	Step-Up/Step-Down	Positive, Isolation Capable	Flyback	1	1	3.95V ~ 9.5V	70kHz ~ 700kHz	80%	No	Yes	-	Enable, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	10-MSOP-EP
LTC3805IDD-5#PBF IC REG CTRLR MULT TOPOLOGY 10DFN Analog Devices Inc.	4,932	-	RFQ	Datasheet	-	10-WFDFN Exposed Pad	Tube	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive, Isolation Capable	Boost, Flyback, SEPIC	1	1	3.95V ~ 9.5V	70kHz ~ 700kHz	80%	No	Yes	-	Enable, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	10-DFN (3x3)
MAX8546EUB+ IC REG CTRLR BUCK 10UMAX Analog Devices Inc./Maxim Integrated	212	-	RFQ	Datasheet	-	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.7V ~ 28V	300kHz	86%	Yes	No	-	Enable	-40°C ~ 85°C (TA)	-	-	Surface Mount	10-uMAX/uSOP
ISL6721AVZ IC REG CTRLR BOOST/FLYBK 16TSSOP Renesas Electronics Corporation	633	-	RFQ	Datasheet	-	16-TSSOP (0.173", 4.40mm Width)	Tube	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive, Isolation Capable	Boost, Flyback	1	1	9V ~ 18V	Up to 1MHz	75%	No	Yes	-	Current Limit, Frequency Control, Power Good, Soft Start	-40°C ~ 105°C (TA)	-	-	Surface Mount	16-TSSOP
MAX1627ESA+ IC REG CTRLR BUCK 8SOIC Analog Devices Inc./Maxim Integrated	219	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3V ~ 16.5V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	-	-	Surface Mount	8-SOIC
LTC3775IUD#PBF IC REG CTRLR BUCK 16QFN Analog Devices Inc.	948	-	RFQ	Datasheet	PolyPhase®	16-WFQFN Exposed Pad	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4.5V ~ 38V	250kHz ~ 1MHz	90%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	16-QFN (3x3)
LTC3775IMSE#PBF IC REG CTRLR BUCK 16MSOP Analog Devices Inc.	3,621	-	RFQ	Datasheet	PolyPhase®	16-TFSOP (0.118", 3.00mm Width) Exposed Pad	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4.5V ~ 38V	250kHz ~ 1MHz	90%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	16-MSOP-EP

DC DC Switching Controllers FAQ

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