DC DC Switching Controllers

Explore DC DC Switching Controllers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

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
LTC3860EUH#PBF DUAL, MULTIPHASE STEP-DOWN VOLTA Linear Technology	1,752	7.87	RFQ	Datasheet	PolyPhase®	32-WFQFN Exposed Pad	Bulk	Active	PWM Signal	Step-Down	Positive	Buck	2	2	3V ~ 5.5V	250kHz ~ 1.25MHz	91.5%	No	No	-	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	32-QFN (5x5)
LM27213SQX/NOPB LM27213 SINGLE PHASE HYSTERETIC Texas Instruments	2,500	4.89	RFQ	Datasheet	-	48-WFQFN Exposed Pad	Bulk	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-WQFN (7x7)
LTC3836EGN#PBF LTC3836 - LOW INPUT VOLTAGE 2-PH Linear Technology	343	8.33	RFQ	Datasheet	PolyPhase®	28-SSOP (0.154", 3.90mm Width)	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	2.75V ~ 4.5V	300kHz ~ 750kHz	97%	Yes	Yes	-	Enable, Power Good, Soft Start, Tracking	-40°C ~ 85°C (TA)	-	-	Surface Mount	28-SSOP
LT1737IGN LT1737 - IC VOLT REG TRANSISTOR Linear Technology	1,500	4.47	RFQ	Datasheet	-	16-SSOP (0.154", 3.90mm Width)	Bulk	Active	Transistor Driver	Step-Up/Step-Down	Positive and Negative	Flyback	1	1	4.1V ~ 20V	90kHz ~ 115kHz	90%	No	No	-	Enable, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	16-SSOP
LTC3860IUH#PBF DUAL, MULTIPHASE STEP-DOWN VOLTA Linear Technology	365	9.01	RFQ	Datasheet	PolyPhase®	32-WFQFN Exposed Pad	Bulk	Active	PWM Signal	Step-Down	Positive	Buck	2	2	3V ~ 5.5V	250kHz ~ 1.25MHz	91.5%	No	No	-	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	32-QFN (5x5)
ISL8121IRZ BUCK REGULATOR POSITIVE OUTPUT S Renesas	6,000	5.03	RFQ	Datasheet	-	24-VFQFN Exposed Pad	Tube	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.9V ~ 5.5V	150kHz ~ 2MHz	66%	Yes	No	-	Current Limit, Enable, Soft Start, Tracking	-40°C ~ 85°C (TA)	-	-	Surface Mount	24-QFN (4x4)
LTC3838EFE#PBF DUAL, FAST, ACCURATE STEP-DOWN D Linear Technology	219	9.33	RFQ	Datasheet	PolyPhase®	38-TFSOP (0.173", 4.40mm Width) Exposed Pad	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5V ~ 38V	200kHz ~ 2MHz	-	Yes	No	-	Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	38-TSSOP-EP
LM5116MH LM5116 6-100V WIDE VIN, CURRENT Texas Instruments	110	9.75	RFQ	Datasheet	-	20-PowerTSSOP (0.173", 4.40mm Width)	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	6V ~ 100V	200kHz, 535kHz	-	Yes	Yes	-	Enable, Frequency Control, Ramp, Soft Start	-40°C ~ 125°C (TJ)	-	-	Surface Mount	20-HTSSOP
UC3847DW UC3847 CURRENT MODE PWM CONTROLL Unitrode	12,280	5.12	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull	2	1	6.95V ~ 40V	500kHz	50%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	0°C ~ 70°C (TA)	-	-	Surface Mount	16-SOIC
ISL6327CRZ-T SWITCHING CONTROLLER, VOLTAGE-MO Intersil	4,079	7.05	RFQ	Datasheet	-	48-VFQFN Exposed Pad	Bulk	Active	PWM Signal	Step-Down	Positive	Buck	6	6	4.75V ~ 5.25V	80kHz ~ 1MHz	-	-	No	-	Enable, Frequency Control, Soft Start	0°C ~ 70°C (TA)	-	-	Surface Mount	48-QFN (7x7)
LTC1874EGN#PBF LTC1874 - DUAL OUTPUT STEP-DN CO Linear Technology	2,037	10.42	RFQ	Datasheet	-	16-SSOP (0.154", 3.90mm Width)	Bulk	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	1	2.5V ~ 9.8V	550kHz	100%	No	No	-	Current Limit, Enable	-40°C ~ 85°C (TA)	-	-	Surface Mount	16-SSOP
LTC3875EUH#PBF LTC3875 - DUAL, 2-PHASE, SYNCHRO Linear Technology	146	10.47	RFQ	Datasheet	-	40-WFQFN Exposed Pad	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5V ~ 38V	250kHz ~ 720kHz	-	Yes	No	-	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	40-QFN (5x5)
LTC3834EUFD#PBF LTC3834 - IQ SYNCHRONOUS STEP-DO Linear Technology	102	6.04	RFQ	Datasheet	-	20-WFQFN Exposed Pad	Bulk	Obsolete	Transistor Driver	Step-Down	Positive	Buck	1	1	4V ~ 36V	250kHz ~ 530kHz	99.4%	Yes	No	-	Current Limit, Dead Time Control, Enable, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 85°C	-	-	Surface Mount	20-QFN (4x5)
LTC3711EGN#PBF LTC3711 - 5-BIT ADJ. STEPDOWN CO Linear Technology	210	6.07	RFQ	Datasheet	-	24-SSOP (0.154", 3.90mm Width)	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4V ~ 36V	-	90%	Yes	No	-	Enable, Power Good, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	24-SSOP
ISL6327IRZ SWITCHING CONTROLLER, VOLTAGE-MO Intersil	117	7.39	RFQ	Datasheet	-	48-VFQFN Exposed Pad	Bulk	Active	PWM Signal	Step-Down	Positive	Buck	6	6	4.75V ~ 5.25V	80kHz ~ 1MHz	-	-	No	-	Enable, Frequency Control, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	48-QFN (7x7)
LTC3875IUH#PBF LTC3875 - DUAL, 2-PHASE, SYNCHRO Linear Technology	2,701	6.26	RFQ	Datasheet	-	40-WFQFN Exposed Pad	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5V ~ 38V	250kHz ~ 720kHz	-	Yes	No	-	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	-	-	Surface Mount	40-QFN (5x5)
UCC25702D UCC25702 ADVANCED VOLTAGE MODE P Unitrode	408	6.47	RFQ	Datasheet	-	14-SOIC (0.154", 3.90mm Width)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive, Isolation Capable	Boost, Flyback, Forward Converter	1	1	8.8V ~ 15V	100kHz	99%	No	Yes	-	Current Limit, Frequency Control, Sequencing, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	14-SOIC
UC2870DW-1 SWITCHING CONTROLLER, CURRENT-MO Unitrode	985	5.98	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
LTC3703EG-5#PBF LTC3703-5 - LOW VOLTAGE GATE-DRI Linear Technology	705	10.29	RFQ	Datasheet	-	28-SSOP (0.209", 5.30mm Width)	Bulk	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	4.1V ~ 15V	100kHz ~ 600kHz	93%	Yes	Yes	-	Current Limit, Enable, Frequency Control, Soft Start	-40°C ~ 85°C (TA)	-	-	Surface Mount	28-SSOP
UCC39421PW UCC39421 HIGH FREQUENCY MULTIMOD Unitrode	360	6.31	RFQ	Datasheet	-	16-TSSOP (0.173", 4.40mm Width)	Bulk	Active	Transistor Driver	Step-Up, Step-Up/Step-Down	Positive	Boost, Flyback, SEPIC	1	1	1.8V ~ 8V	150kHz ~ 1.2MHz	88%	Yes	Yes	-	Enable, Frequency Control, Low Battery, Reset	0°C ~ 70°C (TA)	-	-	Surface Mount	16-TSSOP

FAQ

Frequently Asked Questions

What are DC DC Switching Controllers components used for?

DC DC Switching Controllers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right DC DC Switching Controllers part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

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