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
LTC3892EFE-1#TRPBF Analog Devices Inc.

LTC3892EFE-1#TRPBF

IC REG CTRLR BUCK 28TSSOP

Analog Devices Inc.

879
RFQ
LTC3892EFE-1#TRPBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 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 28-TSSOP-EP
LT8390AIFE#PBF Analog Devices Inc.

LT8390AIFE#PBF

IC REG CTRLR BUCK-BOOST 28

Analog Devices Inc.

200
RFQ
LT8390AIFE#PBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 645kHz ~ 2.1MHz 95% Yes Yes - Current Limit, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
LT3741IFE#PBF Analog Devices Inc.

LT3741IFE#PBF

IC REG CTRLR BUCK 20TSSOP

Analog Devices Inc.

107
RFQ
LT3741IFE#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) 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-TSSOP-EP
MAX1639ESE+ Analog Devices Inc./Maxim Integrated

MAX1639ESE+

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc./Maxim Integrated

100
RFQ
MAX1639ESE+ Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz ~ 1MHz 90% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
LT8390AIUFD#PBF Analog Devices Inc.

LT8390AIUFD#PBF

IC REG CTRLR BUCK-BOOST 28

Analog Devices Inc.

293
RFQ
LT8390AIUFD#PBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 645kHz ~ 2.1MHz 95% Yes Yes - Current Limit, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC1735IS#PBF Analog Devices Inc.

LTC1735IS#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

101
RFQ
LTC1735IS#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 -40°C ~ 85°C (TA) - - Surface Mount 16-SO
LTC1735IS-1#PBF Analog Devices Inc.

LTC1735IS-1#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

3,870
RFQ
LTC1735IS-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 -40°C ~ 85°C (TA) - - Surface Mount 16-SO
LTC3727EG#PBF Analog Devices Inc.

LTC3727EG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

1,728
RFQ
LTC3727EG#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) 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 28-SSOP
LTC1628CG-PG#PBF Analog Devices Inc.

LTC1628CG-PG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

156
RFQ
LTC1628CG-PG#PBF Datasheet

Datasheet

- 16-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 30V 220kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC7801IFE#PBF Analog Devices Inc.

LTC7801IFE#PBF

IC REG CTRLR SYNC BUCK 24TSSOP

Analog Devices Inc.

333
RFQ
LTC7801IFE#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 ~ 125°C (TJ) - - Surface Mount 24-TSSOP
LTC3899EUHF#PBF Analog Devices Inc.

LTC3899EUHF#PBF

IC REG CTRLR BUCK/BUCK-BST 38QFN

Analog Devices Inc.

250
RFQ
LTC3899EUHF#PBF Datasheet

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck, Buck-Boost 3 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 100% Yes No - Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3897EUHG-2#PBF Analog Devices Inc.

LTC3897EUHG-2#PBF

PP SYNC BOOST CNTR W/ IN/ OUT P

Analog Devices Inc.

4,761
RFQ
LTC3897EUHG-2#PBF Datasheet

Datasheet

PolyPhase® 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
LT8392JFE#PBF Analog Devices Inc.

LT8392JFE#PBF

60V SYNC 4-SWITCH BUCK-BOOST LED

Analog Devices Inc.

2,821
RFQ
LT8392JFE#PBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 3V ~ 60V 400kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-TSSOP-EP
LT8390JFE#PBF Analog Devices Inc.

LT8390JFE#PBF

60V SYNC 4-SWITCH BUCK-BOOST CNT

Analog Devices Inc.

3,152
RFQ
LT8390JFE#PBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 150kHz ~ 650kHz 95% Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-TSSOP-EP
UCC2806N Texas Instruments

UCC2806N

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

101
RFQ
UCC2806N Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
LTC3731CUH#PBF Analog Devices Inc.

LTC3731CUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

298
RFQ
LTC3731CUH#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 3 3 3.8V ~ 7V 225kHz ~ 680kHz 98.5% Yes No - Enable, Phase Control, Power Good, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 32-QFN (5x5)
LT8390JUFD#PBF Analog Devices Inc.

LT8390JUFD#PBF

60V SYNC 4-SWITCH BUCK-BOOST CNT

Analog Devices Inc.

187
RFQ
LT8390JUFD#PBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 150kHz ~ 650kHz 95% Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC1735IGN#PBF Analog Devices Inc.

LTC1735IGN#PBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

226
RFQ
LTC1735IGN#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 -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC3728EUH#TRPBF Analog Devices Inc.

LTC3728EUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

3,372
RFQ
LTC3728EUH#TRPBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) 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 32-QFN (5x5)
LTC3728EUH#PBF Analog Devices Inc.

LTC3728EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

146
RFQ
LTC3728EUH#PBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad 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 32-QFN (5x5)
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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.