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
MAX1775EEE+ Analog Devices Inc./Maxim Integrated

MAX1775EEE+

IC REG CTRLR BUCK 16QSOP

Analog Devices Inc./Maxim Integrated

1,125
RFQ
MAX1775EEE+ Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 2.7V ~ 28V Up to 1.25MHz 100% Yes No - Enable -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
LTC3709EUH#PBF Analog Devices Inc.

LTC3709EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

303
RFQ
LTC3709EUH#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 2 3.9V ~ 37V - 90% Yes No - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
MAX1714AEEP+ Analog Devices Inc./Maxim Integrated

MAX1714AEEP+

IC REG CTRLR BUCK 20QSOP

Analog Devices Inc./Maxim Integrated

1,959
RFQ
MAX1714AEEP+ Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz, 300kHz, 450kHz, 600kHz 100% Yes No - Current Limit, Enable, On Time Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 20-QSOP
MAX1761EEE+ Analog Devices Inc./Maxim Integrated

MAX1761EEE+

IC REG CTRLR BUCK 16QSOP

Analog Devices Inc./Maxim Integrated

1,915
RFQ
MAX1761EEE+ Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 20V 250kHz, 350kHz - Yes No - Enable -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
LTC3862IGN#TRPBF Analog Devices Inc.

LTC3862IGN#TRPBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

2,001
RFQ
LTC3862IGN#TRPBF Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) 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
LTC3829EUHF#PBF Analog Devices Inc.

LTC3829EUHF#PBF

IC REG CTRLR BUCK 38QFN

Analog Devices Inc.

212
RFQ
LTC3829EUHF#PBF Datasheet

Datasheet

PolyPhase® 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 3 3 4.5V ~ 38V 250kHz ~ 770kHz 94% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3862IUH#PBF Analog Devices Inc.

LTC3862IUH#PBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

101
RFQ
LTC3862IUH#PBF Datasheet

Datasheet

- 24-WQFN Exposed Pad 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-QFN (5x5)
LTC1735CS-1#PBF Analog Devices Inc.

LTC1735CS-1#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

2,414
RFQ
LTC1735CS-1#PBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube 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-SO
LTC3811EUHF#PBF Analog Devices Inc.

LTC3811EUHF#PBF

IC REG CTRLR BUCK 38QFN

Analog Devices Inc.

4,907
RFQ
LTC3811EUHF#PBF Datasheet

Datasheet

PolyPhase® 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 30V 250kHz ~ 750kHz - Yes Yes - Current Limit, Enable, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 38-QFN (5x7)
LTC3810HUH-5#PBF Analog Devices Inc.

LTC3810HUH-5#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

1,872
RFQ
LTC3810HUH-5#PBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.35V ~ 14V - - Yes Yes - Enable, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3703EG-5#PBF Analog Devices Inc.

LTC3703EG-5#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

2,550
RFQ
LTC3703EG-5#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm 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 ~ 85°C (TA) - - Surface Mount 28-SSOP
MAX1858EEG+ Analog Devices Inc./Maxim Integrated

MAX1858EEG+

IC REG CTRLR BUCK 24QSOP

Analog Devices Inc./Maxim Integrated

3,252
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.75V ~ 23V 100kHz ~ 600kHz - Yes Yes - Current Limit, Enable, Frequency Control, Reset -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
LTC3813IG#PBF Analog Devices Inc.

LTC3813IG#PBF

IC REG CTRLR BOOST 28SSOP

Analog Devices Inc.

252
RFQ
LTC3813IG#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Up Positive Boost 1 1 6.35V ~ 14V - - Yes Yes - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3855IFE#PBF Analog Devices Inc.

LTC3855IFE#PBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

100
RFQ
LTC3855IFE#PBF Datasheet

Datasheet

PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube 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
LTC7818EUJ#PBF Analog Devices Inc.

LTC7818EUJ#PBF

BUCK/BUCK/BOOST SYNC CTL, 40V, 3

Analog Devices Inc.

4,771
RFQ
LTC7818EUJ#PBF Datasheet

Datasheet

- - Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 1 1 4.5V ~ 40V 100kHz ~ 3MHz - Yes No - - -40°C ~ 125°C - - - -
LTC1735CGN-1#PBF Analog Devices Inc.

LTC1735CGN-1#PBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

3,240
RFQ
LTC1735CGN-1#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube 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
LTC3803MPS6-3#TRMPBF Analog Devices Inc.

LTC3803MPS6-3#TRMPBF

IC REG CTRLR FLYBACK TSOT23-6

Analog Devices Inc.

500
RFQ
LTC3803MPS6-3#TRMPBF Datasheet

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
LTC3773EG#PBF Analog Devices Inc.

LTC3773EG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

3,346
RFQ
LTC3773EG#PBF Datasheet

Datasheet

- 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 3 3 3.3V ~ 36V 220kHz ~ 560kHz 98.5% Yes No - Enable, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
ADP1972ARUZ-R7 Analog Devices Inc.

ADP1972ARUZ-R7

IC REG CTRLR BUCK 16TSSOP

Analog Devices Inc.

371
RFQ
ADP1972ARUZ-R7 Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 60V 50kHz ~ 300kHz 97.37% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-TSSOP
LTC7871JLWE#PBF Analog Devices Inc.

LTC7871JLWE#PBF

6-PHASE BIDIRECTIONAL BUCK/BOOST

Analog Devices Inc.

145
RFQ
LTC7871JLWE#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 ~ 150°C (TJ) - - Surface Mount 64-LQFP-EP (10x10)
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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.