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
LT3753IFE#PBF Analog Devices Inc.

LT3753IFE#PBF

IC REG CTRLR FWRD CONV 38TSSOP

Analog Devices Inc.

114
RFQ
LT3753IFE#PBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 8.5V ~ 100V 100kHz ~ 500kHz - Yes Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC7871ELWE#PBF Analog Devices Inc.

LTC7871ELWE#PBF

6-PHASE BIDIRECTIONAL BUCK/BOOST

Analog Devices Inc.

112
RFQ
LTC7871ELWE#PBF Datasheet

Datasheet

PolyPhase® 64-LQFP Exposed Pad Tray Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 6 6 6V ~ 100V 60kHz ~ 750kHz 98% Yes Yes SPI Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 64-LQFP-EP (10x10)
LTC3835EFE#PBF Analog Devices Inc.

LTC3835EFE#PBF

IC REG CTRLR BUCK 20TSSOP

Analog Devices Inc.

222
RFQ
LTC3835EFE#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube 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-TSSOP-EP
LTC3835EUFD#PBF Analog Devices Inc.

LTC3835EUFD#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

2,554
RFQ
LTC3835EUFD#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube 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)
LTC3785EUF#TRPBF Analog Devices Inc.

LTC3785EUF#TRPBF

IC REG CTRLR BUCK-BOOST 24QFN

Analog Devices Inc.

5,243
RFQ
LTC3785EUF#TRPBF Datasheet

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 ~ 85°C (TA) - - Surface Mount 24-QFN (4x4)
LT8603JUJ#PBF Analog Devices Inc.

LT8603JUJ#PBF

42V, L IQ, 4X OUT 3X MONO BUCK C

Analog Devices Inc.

3,897
RFQ
LT8603JUJ#PBF Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 4 2 3V ~ 42V 250kHz ~ 2.2MHz - Yes Yes - Current Limit, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC3769HUF#PBF Analog Devices Inc.

LTC3769HUF#PBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

2,962
RFQ
LTC3769HUF#PBF Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 60V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (4x4)
LTC3814IFE-5#PBF Analog Devices Inc.

LTC3814IFE-5#PBF

IC REG CTRLR BOOST 16TSSOP

Analog Devices Inc.

4,032
RFQ
LTC3814IFE-5#PBF Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 1 1 4.35V ~ 14V - - Yes No - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
LT8390EUFD#WPBF Analog Devices Inc.

LT8390EUFD#WPBF

60V SYNC 4-SWITCH BUCK-BOOST CNT

Analog Devices Inc.

404
RFQ
LT8390EUFD#WPBF 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, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LT8710IFE#PBF Analog Devices Inc.

LT8710IFE#PBF

IC REG CTRLR MULT TOP 20TSSOP

Analog Devices Inc.

1,520
RFQ
LT8710IFE#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Boost, Flyback, SEPIC 1 1 4.5V ~ 80V 100kHz ~ 750kHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
LTC1147LCS8#PBF Analog Devices Inc.

LTC1147LCS8#PBF

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

909
RFQ
LTC1147LCS8#PBF Datasheet

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
LTC3856IUH#PBF Analog Devices Inc.

LTC3856IUH#PBF

IC REG CTRLR BUCK 32WFQFN

Analog Devices Inc.

4,140
RFQ
LTC3856IUH#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 94% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LT8709EFE#PBF Analog Devices Inc.

LT8709EFE#PBF

IC REG CTRLR MULT TOP 20TSSOP

Analog Devices Inc.

4,470
RFQ
LT8709EFE#PBF Datasheet

Datasheet

- 20-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, Buck-Boost 1 1 -4.5V ~ -80V 100kHz ~ 750kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
LT1737IGN#TRPBF Analog Devices Inc.

LT1737IGN#TRPBF

IC REG CTRLR FLYBACK 16SSOP

Analog Devices Inc.

8,441
RFQ
LT1737IGN#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive or Negative, Isolation Capable Flyback 1 1 4.1V ~ 20V 90kHz ~ 115kHz 90% No No - Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
LT1725IGN#PBF Analog Devices Inc.

LT1725IGN#PBF

IC REG CTRLR FLYBACK 16SSOP

Analog Devices Inc.

1,414
RFQ
LT1725IGN#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive or Negative, Isolation Capable Flyback 1 1 9.7V ~ 22V 90kHz ~ 115kHz 90% No No - Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
LTC3834EDHC-1#PBF Analog Devices Inc.

LTC3834EDHC-1#PBF

IC REG CTRLR BUCK 16-DFN

Analog Devices Inc.

1,474
RFQ
LTC3834EDHC-1#PBF Datasheet

Datasheet

- 16-WFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-DFN (5x3)
LTC3862IUH-1#PBF Analog Devices Inc.

LTC3862IUH-1#PBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

4,628
RFQ
LTC3862IUH-1#PBF Datasheet

Datasheet

- 24-WQFN 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-QFN (5x5)
LTC3862IGN#PBF Analog Devices Inc.

LTC3862IGN#PBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

3,532
RFQ
LTC3862IGN#PBF Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-SSOP
LTC3728EG#PBF Analog Devices Inc.

LTC3728EG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

1,534
RFQ
LTC3728EG#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 30V 260kHz ~ 550kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC1735CS#PBF Analog Devices Inc.

LTC1735CS#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

3,597
RFQ
LTC1735CS#PBF Datasheet

Datasheet

- 16-SOIC (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-SO
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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.