DC DC Switching Controllers

Manufacturer 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





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo 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
LTC3868EUH#PBF Analog Devices Inc.

LTC3868EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

146
RFQ
LTC3868EUH#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 24V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3879IUD#PBF Analog Devices Inc.

LTC3879IUD#PBF

IC REG CTRLR BUCK 16QFN

Analog Devices Inc.

1,970
RFQ
LTC3879IUD#PBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 38V - - Yes No - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (3x3)
LTC3872ITS8#TRPBF Analog Devices Inc.

LTC3872ITS8#TRPBF

IC REG CTRLR BOOST TSOT23-8

Analog Devices Inc.

1,036
RFQ
LTC3872ITS8#TRPBF Datasheet

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 2.75V ~ 9.8V 550kHz - No No - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount TSOT-23-8
LTC3864EDE#PBF Analog Devices Inc.

LTC3864EDE#PBF

IC REG CTRLR BUCK 12DFN

Analog Devices Inc.

171
RFQ
LTC3864EDE#PBF Datasheet

Datasheet

- 12-WFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 60V 50kHz ~ 850kHz 100% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 12-DFN (4x3)
TPS59632QRHBTQ1 Texas Instruments

TPS59632QRHBTQ1

IC REG CTRLR BUCK 32VQFN

Texas Instruments

1,708
RFQ
TPS59632QRHBTQ1 Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 1 3 2.5V ~ 24V 300kHz ~ 1MHz - Yes Yes I2C Current Limit, Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 32-VQFN (5x5)
ISL81401FRZ Renesas Electronics Corporation

ISL81401FRZ

40V 4-SW SYNCH BUCK-BOOST PWM

Renesas Electronics Corporation

1,323
RFQ
ISL81401FRZ Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tube Active PWM Signal Step-Up/Step-Down Positive Buck-Boost 1 2 4.5V ~ 40V 90kHz ~ 650kHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C (TA) - - Surface Mount 32-QFN (5x5)
LT3759HMSE#PBF Analog Devices Inc.

LT3759HMSE#PBF

IC REG CTRLR MULT TOP 12MSOP

Analog Devices Inc.

886
RFQ
LT3759HMSE#PBF Datasheet

Datasheet

- 12-TSSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative, Isolation Capable Boost, Flyback, SEPIC 1 1 1.6V ~ 42V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 12-MSOP-EP
TPS53667RTAT Texas Instruments

TPS53667RTAT

RBS 6PH CATALOGUE

Texas Instruments

1,351
RFQ
TPS53667RTAT Datasheet

Datasheet

D-CAP+™ 40-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 6 6 4.5V ~ 17V 270kHz ~ 1.1MHz - No No PMBus Current Limit, Enable -40°C ~ 150°C (TJ) - - Surface Mount 40-WQFN (6x6)
LTC1772CS6#TRMPBF Analog Devices Inc.

LTC1772CS6#TRMPBF

IC REG CTRLR MULT TOP SOT23-6

Analog Devices Inc.

845
RFQ
LTC1772CS6#TRMPBF Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 1 1 2.5V ~ 9.8V 550kHz 100% No No - Enable 0°C ~ 70°C (TA) - - Surface Mount TSOT-23-6
LTC3801BES6#TRMPBF Analog Devices Inc.

LTC3801BES6#TRMPBF

IC REG CTRLR BUCK TSOT23-6

Analog Devices Inc.

882
RFQ
LTC3801BES6#TRMPBF Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.4V ~ 9.8V 550kHz 100% No No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount TSOT-23-6
LTC7804IUD#PBF Analog Devices Inc.

LTC7804IUD#PBF

LOW IQ SYNCHRONOUS BOOST CONTROL

Analog Devices Inc.

243
RFQ
LTC7804IUD#PBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
LT3757IDD#TRPBF Analog Devices Inc.

LT3757IDD#TRPBF

IC REG CTRLR MULT TOPOLOGY 10DFN

Analog Devices Inc.

8,625
RFQ
LT3757IDD#TRPBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive and Negative Boost, Flyback, SEPIC 1 1 2.9V ~ 40V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
LT3757AIDD#PBF Analog Devices Inc.

LT3757AIDD#PBF

IC REG CTRLR MULT TOPOLOGY 10DFN

Analog Devices Inc.

3,863
RFQ
LT3757AIDD#PBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive and Negative Boost, Flyback, SEPIC 1 1 2.9V ~ 40V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
LTC3861IUH-1#PBF Analog Devices Inc.

LTC3861IUH-1#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

146
RFQ
LTC3861IUH-1#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active PWM Signal Step-Down Positive Buck 2 2 3V ~ 5.5V 250kHz ~ 3MHz 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)
ISL6228IRTZ Renesas Electronics Corporation

ISL6228IRTZ

IC REG CTRLR BUCK 28TQFN

Renesas Electronics Corporation

919
RFQ
ISL6228IRTZ Datasheet

Datasheet

Robust Ripple Regulator™ (R3) 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 1 3.3V ~ 25V 200kHz ~ 600kHz - Yes No - Enable, Frequency Control, Phase Control, Power Good -40°C ~ 100°C (TA) - - Surface Mount 28-TQFN (4x4)
LTC3704IMS#PBF Analog Devices Inc.

LTC3704IMS#PBF

IC REG CTRLR CUK 10MSOP

Analog Devices Inc.

289
RFQ
LTC3704IMS#PBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up/Step-Down Negative Cuk 1 1 2.5V ~ 36V 50kHz ~ 1MHz 92% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
LTC7803HUD#PBF Analog Devices Inc.

LTC7803HUD#PBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

193
RFQ
LTC7803HUD#PBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 150°C (TJ) - - Surface Mount 16-QFN (3x3)
LM5176PWPT Texas Instruments

LM5176PWPT

.5-55VIN 4 SWITCH BUCK-BOOST CON

Texas Instruments

544
RFQ
LM5176PWPT Datasheet

Datasheet

- 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4.2V ~ 55V 100kHz ~ 600kHz 100% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
LTC7803JUD#WPBF Analog Devices Inc.

LTC7803JUD#WPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

117
RFQ
LTC7803JUD#WPBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 150°C (TJ) - - Surface Mount 16-QFN (3x3)
LTC3807EUDC#PBF Analog Devices Inc.

LTC3807EUDC#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

4,944
RFQ
LTC3807EUDC#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
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DC DC Switching Controllers Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing DC DC Switching Controllers components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports DC DC Switching Controllers Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

DC DC Switching Controllers FAQ

Can FPGAX source both active and end-of-life DC DC Switching Controllers components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a DC DC Switching Controllers sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.