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
LTC3855IFE#TRPBF IC REG CTRLR BUCK 38TSSOP Analog Devices Inc.	1,975	-	RFQ	Datasheet	PolyPhase®	38-TFSOP (0.173", 4.40mm Width) Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5V ~ 38V	250kHz ~ 770kHz	95%	Yes	No	-	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	38-TSSOP-EP
LTC3785IUF#TRPBF IC REG CTRLR BUCK-BOOST 24QFN Analog Devices Inc.	2,896	-	RFQ	Datasheet	-	24-WFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up/Step-Down	Positive	Buck-Boost	2	1	2.7V ~ 10V	100kHz ~ 1MHz	99%	Yes	No	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	24-QFN (4x4)
LTC7851EUHH#TRPBF IC REG CTRLR BUCK 58QFN Analog Devices Inc.	3,553	-	RFQ	Datasheet	-	58-WFQFN Exposed Pad	Tape & Reel (TR)	Active	PWM Signal	Step-Down	Positive	Buck	4	1	3V ~ 5.5V	250kHz ~ 3MHz	91.5%	No	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	58-QFN (5x9)
LTC7851EUHH-1#TRPBF IC REG CTRLR BUCK 58QFN Analog Devices Inc.	4,078	-	RFQ	Datasheet	-	58-WFQFN Exposed Pad	Tape & Reel (TR)	Active	PWM Signal	Step-Down	Positive	Buck	4	1	3V ~ 5.5V	250kHz ~ 3MHz	91.5%	No	No	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	58-QFN (5x9)
TPS40210MDRCTEP IC REG CTRLR MULT TOP 10VSON Texas Instruments	4,733	-	RFQ	Datasheet	-	10-VFDFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, SEPIC	1	1	4.5V ~ 52V	35kHz ~ 1MHz	-	No	Yes	-	Enable, Frequency Control, Soft Start	-55°C ~ 125°C (TJ)	-	-	Surface Mount	10-VSON (3x3)
LTC1147LCS8-3.3#PBF IC REG CTRLR BUCK 8SOIC Analog Devices Inc.	2,431	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3.5V ~ 14V	-	100%	No	No	-	Current Limit, Enable	0°C ~ 70°C (TA)	-	-	Surface Mount	8-SO
LM34936RHFR .5-55VIN 4 SWITCH BUCK-BOOST CON Texas Instruments	1,026	-	RFQ	Datasheet	-	28-VFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Up/Step-Down	Positive	Buck-Boost	1	1	4.2V ~ 30V	100kHz ~ 600kHz	100%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Power Good, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	28-VQFN (5x4)
LTC7840HFE#TRPBF DUAL PHASE/OUTPUT NON-SYNCH BOOS Analog Devices Inc.	4,956	-	RFQ	Datasheet	-	28-TSSOP (0.173", 4.40mm Width) Exposed Pad	Tape & Reel (TR)	Active	PWM	Step-Up	Positive	Boost	2	2	5.5V ~ 60V	50kHz ~ 425kHz	96%	No	Yes	-	Current Limit, Enable, Frequency Control, Power Good	-40°C ~ 150°C (TJ)	-	-	Surface Mount	28-TSSOP-EP
LTC7840HUFD#TRPBF DUAL PHASE/OUTPUT NON-SYNCH BOOS Analog Devices Inc.	4,486	-	RFQ	Datasheet	-	28-WFQFN Exposed Pad	Tape & Reel (TR)	Active	PWM	Step-Up	Positive	Boost	2	2	5.5V ~ 60V	50kHz ~ 425kHz	96%	No	Yes	-	Current Limit, Enable, Frequency Control, Power Good	-40°C ~ 150°C (TJ)	-	-	Surface Mount	28-QFN (4x5)
LTC7841EUHE#TRPBF POLYPHSYNC BOOST CNTR Analog Devices Inc.	2,565	-	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)
LTC7818EUJ#TRPBF BUCK/BUCK/BOOST SYNC CTL, 40V, 3 Analog Devices Inc.	2,367	-	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)	-	-	-	-
LTC1147HVCS8-3.3#TRPBF IC REG CTRLR BUCK 8SOIC Analog Devices Inc.	3,140	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3.5V ~ 14V	-	100%	No	No	-	Current Limit, Enable	0°C ~ 70°C (TA)	-	-	Surface Mount	8-SO
ISL6420AIRZ-TK IC REG CTRLR BUCK 20QFN Renesas Electronics Corporation	3,599	-	RFQ	Datasheet	-	20-VFQFN Exposed Pad	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	5.6V ~ 28V	100kHz ~ 1.4MHz	96%	Yes	No	-	Enable, Frequency Control, Phase Control, Power Good, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	20-QFN (4x4)
MAX5066AUI+T IC REG CTRLR BUCK 28TSSOP Analog Devices Inc./Maxim Integrated	3,576	-	RFQ	Datasheet	-	28-TSSOP (0.173", 4.40mm Width) Exposed Pad	Tape & Reel (TR)	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.75V ~ 28V	100kHz ~ 1MHz	-	Yes	No	-	Enable, Frequency Control	-40°C ~ 125°C (TJ)	-	-	Surface Mount	28-TSSOP-EP
LTC1147IS8-3.3#TRPBF IC REG CTRLR BUCK 8SOIC Analog Devices Inc.	2,083	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3.5V ~ 14V	-	100%	No	No	-	Current Limit, Enable	-40°C ~ 85°C (TA)	-	-	Surface Mount	8-SO
LTC1147IS8-5#TRPBF IC REG CTRLR BUCK 8SOIC Analog Devices Inc.	2,686	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3.5V ~ 14V	-	100%	No	No	-	Current Limit, Enable	-40°C ~ 85°C (TA)	-	-	Surface Mount	8-SO
LTC1735CGN-1#TRPBF IC REG CTRLR BUCK 16SSOP Analog Devices Inc.	2,182	-	RFQ	Datasheet	-	16-SSOP (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3.5V ~ 30V	300kHz	99.4%	Yes	No	-	Enable, Power Good, Soft Start	0°C ~ 85°C (TA)	-	-	Surface Mount	16-SSOP
LTC3703IGN#TRPBF IC REG CTRLR BUCK 16SSOP Analog Devices Inc.	1,852	-	RFQ	Datasheet	-	16-SSOP (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	9.3V ~ 15V	100kHz ~ 600kHz	93%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	16-SSOP
LM27213MTD/NOPB IC REG CTRLR BUCK 48TSSOP Texas Instruments	1,715	-	RFQ	Datasheet	-	48-TFSOP (0.240", 6.10mm Width)	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4.75V ~ 6V	-	-	Yes	No	-	Current Limit, Enable, Power Good, Soft Start	-5°C ~ 105°C (TA)	-	-	Surface Mount	48-TSSOP
LTC3803MPS6-3#TRPBF IC REG CTRLR FLYBACK TSOT23-6 Analog Devices Inc.	2,022	-	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	-55°C ~ 150°C (TJ)	-	-	Surface Mount	TSOT-23-6

DC DC Switching Controllers FAQ

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