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
LTC3862IFE-1#PBF Analog Devices Inc.

LTC3862IFE-1#PBF

IC REG CTRLR BOOST/SEPIC 24TSSOP

Analog Devices Inc.

234
RFQ
LTC3862IFE-1#PBF Datasheet

Datasheet

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-TSSOP
LTC3703IGN#PBF Analog Devices Inc.

LTC3703IGN#PBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

619
RFQ
LTC3703IGN#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube 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
LTC1735CGN#PBF Analog Devices Inc.

LTC1735CGN#PBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

190
RFQ
LTC1735CGN#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 30V 300kHz 99.4% Yes No - Enable, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC3703IGN-5#PBF Analog Devices Inc.

LTC3703IGN-5#PBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

1,479
RFQ
LTC3703IGN-5#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube 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 ~ 125°C (TJ) - - Surface Mount 16-SSOP
LT8714IFE#PBF Analog Devices Inc.

LT8714IFE#PBF

IC REG CTRLR FLYBACK 20TSSOP

Analog Devices Inc.

1,002
RFQ
LT8714IFE#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive or Negative Flyback 1 1 4.5V ~ 80V 100kHz ~ 750kHz - No Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
LT3741EUF#PBF Analog Devices Inc.

LT3741EUF#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

2,293
RFQ
LT3741EUF#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 36V 200kHz ~ 1MHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
LT3741EUF-1#PBF Analog Devices Inc.

LT3741EUF-1#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

3,827
RFQ
LT3741EUF-1#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 36V 200kHz ~ 1MHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
LT8390HUFD#PBF Analog Devices Inc.

LT8390HUFD#PBF

60V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

1,821
RFQ
LT8390HUFD#PBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 190kHz ~ 630kHz 95% Yes Yes - Current Limit, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC7801HFE#PBF Analog Devices Inc.

LTC7801HFE#PBF

IC REG CTRLR SYNC BUCK 24TSSOP

Analog Devices Inc.

1,112
RFQ
LTC7801HFE#PBF Datasheet

Datasheet

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 140V 50kHz ~ 900kHz 100% No No - Current Limit, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 24-TSSOP
LTC3891IUDC#TRPBF Analog Devices Inc.

LTC3891IUDC#TRPBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

6,934
RFQ
LTC3891IUDC#TRPBF Datasheet

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 ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
LTC3858EUH#TRPBF Analog Devices Inc.

LTC3858EUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

6,022
RFQ
LTC3858EUH#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3787IUFD#PBF Analog Devices Inc.

LTC3787IUFD#PBF

IC REG CTRLR BOOST 28QFN

Analog Devices Inc.

2,559
RFQ
LTC3787IUFD#PBF Datasheet

Datasheet

PolyPhase® 28-WFQFN Exposed Pad Tube 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 ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3787IUFD#TRPBF Analog Devices Inc.

LTC3787IUFD#TRPBF

IC REG CTRLR BOOST 28QFN

Analog Devices Inc.

1,114
RFQ
LTC3787IUFD#TRPBF Datasheet

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 ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3858EUH#PBF Analog Devices Inc.

LTC3858EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

185
RFQ
LTC3858EUH#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LT3724IFE#PBF Analog Devices Inc.

LT3724IFE#PBF

IC REG CTRLR MULT TOP 16TSSOP

Analog Devices Inc.

130
RFQ
LT3724IFE#PBF Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost, SEPIC 1 1 4V ~ 60V 200kHz - No No - Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
MAX776ESA+ Analog Devices Inc./Maxim Integrated

MAX776ESA+

IC REG CTRLR BUCK-BOOST 8SOIC

Analog Devices Inc./Maxim Integrated

4,512
RFQ
MAX776ESA+ Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
LT3845AIFE#TRPBF Analog Devices Inc.

LT3845AIFE#TRPBF

IC REG CTRLR BUCK 16TSSOP

Analog Devices Inc.

2,965
RFQ
LT3845AIFE#TRPBF Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 300kHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
LTC3862HFE-2#PBF Analog Devices Inc.

LTC3862HFE-2#PBF

IC REG CTRLR BOOST/SEPIC 24TSSOP

Analog Devices Inc.

1,672
RFQ
LTC3862HFE-2#PBF Datasheet

Datasheet

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-TSSOP
LTC3727EUH-1#PBF Analog Devices Inc.

LTC3727EUH-1#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

905
RFQ
LTC3727EUH-1#PBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 30V 255kHz ~ 530kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC7801EUFD#PBF Analog Devices Inc.

LTC7801EUFD#PBF

IC REG CTRLR SYNC BUCK 24QFN

Analog Devices Inc.

10,050
RFQ
LTC7801EUFD#PBF Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 140V 50kHz ~ 900kHz 100% No No - Current Limit, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 24-QFN (4x5)
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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.