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
LTC3769EUF#PBF Analog Devices Inc.

LTC3769EUF#PBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

5,173
RFQ
LTC3769EUF#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 ~ 125°C (TJ) - - Surface Mount 24-QFN (4x4)
MAX775CSA+ Analog Devices Inc./Maxim Integrated

MAX775CSA+

IC REG CTRLR BUCK-BOOST 8SOIC

Analog Devices Inc./Maxim Integrated

4,029
RFQ
MAX775CSA+ 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 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
LTC3861EUH-1#PBF Analog Devices Inc.

LTC3861EUH-1#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

170
RFQ
LTC3861EUH-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)
LTC3857EGN-1#PBF Analog Devices Inc.

LTC3857EGN-1#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,926
RFQ
LTC3857EGN-1#PBF Datasheet

Datasheet

PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3869IGN-2#PBF Analog Devices Inc.

LTC3869IGN-2#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

611
RFQ
LTC3869IGN-2#PBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 250kHz ~ 780kHz 95% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LT3758AHMSE#PBF Analog Devices Inc.

LT3758AHMSE#PBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

509
RFQ
LT3758AHMSE#PBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (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 5.5V ~ 100V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
LTC3869IUFD#PBF Analog Devices Inc.

LTC3869IUFD#PBF

IC REG CTRLR BUCK 28QFN

Analog Devices Inc.

256
RFQ
LTC3869IUFD#PBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 250kHz ~ 780kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
MAX774CSA+ Analog Devices Inc./Maxim Integrated

MAX774CSA+

IC REG CTRLR BUCK-BOOST 8SOIC

Analog Devices Inc./Maxim Integrated

464
RFQ
MAX774CSA+ 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 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
TPS40055MPWPREP Texas Instruments

TPS40055MPWPREP

IC REG CTRLR BUCK 16HTSSOP

Texas Instruments

3,211
RFQ
TPS40055MPWPREP Datasheet

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V Up to 1MHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -55°C ~ 125°C (TA) - - Surface Mount 16-HTSSOP
LTC3833IUDC#PBF Analog Devices Inc.

LTC3833IUDC#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

410
RFQ
LTC3833IUDC#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
MAX1744EUB+ Analog Devices Inc./Maxim Integrated

MAX1744EUB+

IC REG CTRLR BUCK 10UMAX

Analog Devices Inc./Maxim Integrated

1,108
RFQ
MAX1744EUB+ Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V Up to 330kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
LTC3786IMSE#TRPBF Analog Devices Inc.

LTC3786IMSE#TRPBF

IC REG CTRLR MULT TOP 16MSOP

Analog Devices Inc.

925
RFQ
LTC3786IMSE#TRPBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
LTC3786IMSE#PBF Analog Devices Inc.

LTC3786IMSE#PBF

IC REG CTRLR MULT TOP 16MSOP

Analog Devices Inc.

622
RFQ
LTC3786IMSE#PBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
MAX1744AUB+ Analog Devices Inc./Maxim Integrated

MAX1744AUB+

IC REG CTRLR BUCK 10UMAX

Analog Devices Inc./Maxim Integrated

304
RFQ
MAX1744AUB+ Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V Up to 330kHz 100% No No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-uMAX/uSOP
MAX669EUB+T Analog Devices Inc./Maxim Integrated

MAX669EUB+T

IC REG CTRLR MULT TOP 10UMAX

Analog Devices Inc./Maxim Integrated

8,260
RFQ
MAX669EUB+T Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 1.8V ~ 28V 100kHz ~ 500kHz 90% No Yes - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
LTC3839EUH#PBF Analog Devices Inc.

LTC3839EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

224
RFQ
LTC3839EUH#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube 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 32-QFN (5x5)
LTC3856EUH#PBF Analog Devices Inc.

LTC3856EUH#PBF

IC REG CTRLR BUCK 32WFQFN

Analog Devices Inc.

4,489
RFQ
LTC3856EUH#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)
LT1950EGN#PBF Analog Devices Inc.

LT1950EGN#PBF

IC REG CTRLR MULT TOP 16SSOP

Analog Devices Inc.

160
RFQ
LT1950EGN#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter, SEPIC 1 1 3V ~ 25V 100kHz ~ 500kHz 95% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
MAX1846EUB+ Analog Devices Inc./Maxim Integrated

MAX1846EUB+

IC REG CTRLR FLYBACK 10UMAX

Analog Devices Inc./Maxim Integrated

2,648
RFQ

-

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up/Step-Down Negative Flyback 1 1 3V ~ 16.5V 100kHz ~ 500kHz 96% No Yes - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
LTC3812EFE-5#TRPBF Analog Devices Inc.

LTC3812EFE-5#TRPBF

IC REG CTRLR BUCK 16TSSOP

Analog Devices Inc.

2,035
RFQ
LTC3812EFE-5#TRPBF Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.35V ~ 14V - - Yes No - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
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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.