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
LTC3858IUH-2#TRPBF IC REG CTRLR BUCK 32QFN Analog Devices Inc.	3,601	-	RFQ	Datasheet	PolyPhase®	32-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4V ~ 38V	105kHz ~ 835kHz, 350kHz ~ 535kHz	99%	Yes	No	-	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	32-QFN (5x5)
LTC3784IGN#TRPBF IC REG CTRLR BOOST 28SSOP Analog Devices Inc.	2,645	-	RFQ	Datasheet	PolyPhase®	28-SSOP (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up	Positive	Boost	2	2	4.5V ~ 60V	105kHz ~ 760kHz	96%	Yes	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	28-SSOP
LTC3853HUJ#TRPBF IC REG CTRLR BUCK 40QFN Analog Devices Inc.	1,421	-	RFQ	Datasheet	-	40-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	3	3	4.5V ~ 24V	250kHz ~ 750kHz	98%	Yes	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 150°C (TJ)	-	-	Surface Mount	40-QFN (6x6)
ISL68229IRAZ-T INFR 3OUT/12PH DIGITAL CONTROLLE Renesas Electronics Corporation	2,170	-	RFQ	Datasheet	-	68-VFQFN Exposed Pad	Tape & Reel (TR)	Active	PWM Signal	Step-Down	Positive	Buck	3	12	3.135V ~ 3.465V	200kHz ~ 2MHz	-	No	Yes	-	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	68-QFN (8x8)
MAX5065EAI+T IC REG CTRLR BUCK 28SSOP Analog Devices Inc./Maxim Integrated	1,587	-	RFQ	Datasheet	-	28-SSOP (0.209", 5.30mm Width)	Tape & Reel (TR)	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.75V ~ 28V	250kHz, 500kHz	-	Yes	No	-	Enable, Phase Control, Power Good	-40°C ~ 85°C (TA)	-	-	Surface Mount	28-SSOP
MAX5065EAI-T IC REG CTRLR BUCK 28SSOP Analog Devices Inc./Maxim Integrated	4,427	-	RFQ	Datasheet	-	28-SSOP (0.209", 5.30mm Width)	Tape & Reel (TR)	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.75V ~ 28V	250kHz, 500kHz	-	Yes	No	-	Enable, Phase Control, Power Good	-40°C ~ 85°C (TA)	-	-	Surface Mount	28-SSOP
ISL68224IRAZ-T7A INFRA 3OUT/6PH DIGITAL CONTROLLE Renesas Electronics Corporation	4,375	-	RFQ	Datasheet	-	52-VFQFN Exposed Pad	Tape & Reel (TR)	Active	PWM	-	Positive	-	3	6	3.135V ~ 3.465V	200kHz ~ 2MHz	-	No	No	PMBus	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	52-QFN (6x6)
MAX5069AAUE+ IC REG CTRLR BUCK 16TSSOP Analog Devices Inc./Maxim Integrated	3,596	-	RFQ	Datasheet	-	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	Tube	Obsolete	Transistor Driver	Step-Down	Positive, Isolation Capable	Buck	1	1	10.8V ~ 24V	50kHz ~ 2.5MHz	100%	No	Yes	-	Dead Time Control, Enable, Frequency Control	-40°C ~ 125°C (TJ)	-	-	Surface Mount	16-TSSOP-EP
LM5642MTCX IC REG CTRLR BUCK 28TSSOP Texas Instruments	3,853	-	RFQ	Datasheet	-	28-TSSOP (0.173", 4.40mm Width)	Tape & Reel (TR)	Obsolete	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
LTC3891HUDC#TRPBF IC REG CTRLR BUCK 20QFN Analog Devices Inc.	3,476	-	RFQ	Datasheet	-	20-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4V ~ 60V	105kHz ~ 835kHz, 350kHz ~ 535kHz	99%	Yes	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 150°C (TJ)	-	-	Surface Mount	20-QFN (3x4)
LTC7800HUDC#TRPBF IC REG CTRLR SYNC BUCK 60V 20QFN Analog Devices Inc.	4,824	-	RFQ	Datasheet	-	20-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4V ~ 60V	320kHz ~ 2.25MHz	98%	No	No	-	Current Limit, Power Good, Soft Start, Tracking	-40°C ~ 150°C (TJ)	-	-	Surface Mount	20-QFN (3x4)
MCP19214T-E/MQ IC REG CNTRL MULTI I2C 28QFN Microchip Technology	4,694	-	RFQ	Datasheet	-	28-VFQFN Exposed Pad	Tape & Reel (TR)	Active	PWM Signal	Step-Up/Step-Down	Positive	Boost, Cuk, Flyback, SEPIC	2	2	4.5V ~ 42V	31.25kHz ~ 2MHz	-	Yes	Yes	I2C	Dead Time Control, Frequency Control, Ramp, Soft Start	-40°C ~ 125°C (TJ)	Automotive	AEC-Q100	Surface Mount	28-QFN (5x5)
LTC3835IUFD#TRPBF IC REG CTRLR BUCK 20QFN Analog Devices Inc.	3,996	-	RFQ	Datasheet	-	20-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4V ~ 36V	250kHz ~ 530kHz	99.4%	Yes	No	-	Enable, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 85°C (TA)	-	-	Surface Mount	20-QFN (4x5)
LTC3829IUHF#TRPBF IC REG CTRLR BUCK 38QFN Analog Devices Inc.	4,897	-	RFQ	Datasheet	PolyPhase®	38-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	3	3	4.5V ~ 38V	250kHz ~ 770kHz	94%	Yes	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	38-QFN (5x7)
LTC3787HGN#TRPBF IC REG CTRLR BOOST 28SSOP Analog Devices Inc.	3,501	-	RFQ	Datasheet	PolyPhase®	28-SSOP (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Up	Positive	Boost	2	2	4.5V ~ 38V	105kHz ~ 760kHz	96%	Yes	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start	-40°C ~ 150°C (TJ)	-	-	Surface Mount	28-SSOP
LTC3787HUFD#TRPBF IC REG CTRLR BOOST 28QFN Analog Devices Inc.	1,813	-	RFQ	Datasheet	PolyPhase®	28-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up	Positive	Boost	2	2	4.5V ~ 38V	105kHz ~ 760kHz	96%	Yes	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start	-40°C ~ 150°C (TJ)	-	-	Surface Mount	28-QFN (4x5)
LTC7812IUH#TRPBF IC REG CTRLR BUCK/BOOST 32QFN Analog Devices Inc.	1,562	-	RFQ	Datasheet	-	32-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Down	Positive	Buck, Boost	2	1	4.5V ~ 38V	115kHz ~ 835kHz, 350kHz ~ 535kHz	96%, 99%	No	No	-	Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	32-QFN (5x5)
LTC7841IUHE#TRPBF POLYPHSYNC BOOST CNTR Analog Devices Inc.	1,373	-	RFQ	Datasheet	-	36-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up	Positive	Boost	1	12	4.5V ~ 60V	75kHz ~ 850kHz	96%	Yes	Yes	I2C, PMBus, SMBus	Current Limit, Power Good	-40°C ~ 125°C (TJ)	-	-	Surface Mount	36-QFN (5x6)
LTC7818IUJ#TRPBF BUCK/BUCK/BOOST SYNC CTL, 40V, 3 Analog Devices Inc.	1,178	-	RFQ	Datasheet	-	-	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Down	Positive	Buck, Boost	1	1	4.5V ~ 40V	100kHz ~ 3MHz	100%	Yes	No	-	-	-40°C ~ 125°C (TJ)	-	-	-	-
UC3578DPG4 IC REG CTRLR BUCK 16SOIC Texas Instruments	4,773	-	RFQ	Datasheet	-	16-SOIC (0.154", 3.90mm Width)	Tube	Discontinued at Digi-Key	Transistor Driver	Step-Down	Positive	Buck	1	1	14V ~ 72V	110kHz	90%	No	No	-	Current Limit, Soft Start	0°C ~ 70°C (TA)	-	-	Surface Mount	16-SOIC

DC DC Switching Controllers FAQ

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