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
LTC3865EUH#PBF Analog Devices Inc.

LTC3865EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

124
RFQ
LTC3865EUH#PBF Datasheet

Datasheet

- 32-WFQFN 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, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3874IUFD#PBF Analog Devices Inc.

LTC3874IUFD#PBF

IC REG CTRLR BUCK 28QFN

Analog Devices Inc.

3,406
RFQ
LTC3874IUFD#PBF Datasheet

Datasheet

PolyPhase® 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 1MHz - Yes Yes - Current Limit, Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3807IUDC#PBF Analog Devices Inc.

LTC3807IUDC#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

4,574
RFQ
LTC3807IUDC#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
LTC3865EUH-1#PBF Analog Devices Inc.

LTC3865EUH-1#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

4,505
RFQ
LTC3865EUH-1#PBF Datasheet

Datasheet

- 32-WFQFN 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, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
MAX16952AUE/V+ Analog Devices Inc./Maxim Integrated

MAX16952AUE/V+

IC REG CTRLR BUCK 16TSSOP

Analog Devices Inc./Maxim Integrated

128
RFQ
MAX16952AUE/V+ Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 36V 1MHz ~ 2.2MHz - Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 16-TSSOP-EP
LT1952EGN-1#PBF Analog Devices Inc.

LT1952EGN-1#PBF

IC REG CTRLR FWRD CONV 16SSOP

Analog Devices Inc.

275
RFQ
LT1952EGN-1#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.82V ~ 25V 100kHz ~ 500kHz 90% Yes Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
LTC3875IUJ#PBF Analog Devices Inc.

LTC3875IUJ#PBF

IC REG CTRLR BUCK 40QFN

Analog Devices Inc.

3,529
RFQ
LTC3875IUJ#PBF Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 720kHz - Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC1778EGN-1#TRPBF Analog Devices Inc.

LTC1778EGN-1#TRPBF

IC REG CTRLR BUCK/BCK-BST 16SSOP

Analog Devices Inc.

5,349
RFQ
LTC1778EGN-1#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive or Negative Buck, Buck-Boost 1 1 4V ~ 36V - - Yes Yes - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC3866EUF#TRPBF Analog Devices Inc.

LTC3866EUF#TRPBF

IC REG CTRLR BUCK 24QFN

Analog Devices Inc.

1,997
RFQ
LTC3866EUF#TRPBF Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 250kHz ~ 770kHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 24-QFN (4x4)
LM5176QPWPTQ1 Texas Instruments

LM5176QPWPTQ1

.5-55VIN 4 SWITCH BUCK-BOOST CON

Texas Instruments

526
RFQ
LM5176QPWPTQ1 Datasheet

Datasheet

- 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4.2V ~ 55V 100kHz ~ 600kHz 100% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 28-HTSSOP
LTC3864HDE#PBF Analog Devices Inc.

LTC3864HDE#PBF

IC REG CTRLR BUCK 12DFN

Analog Devices Inc.

2,268
RFQ
LTC3864HDE#PBF Datasheet

Datasheet

- 12-WFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 60V 50kHz ~ 850kHz 100% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 12-DFN (4x3)
LTC3862IGN-2#PBF Analog Devices Inc.

LTC3862IGN-2#PBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

1,516
RFQ
LTC3862IGN-2#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 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-SSOP
LTC3823EUH#PBF Analog Devices Inc.

LTC3823EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

204
RFQ
LTC3823EUH#PBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V - 90% Yes No - Enable, On Time Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
MAX1771EPA+ Analog Devices Inc./Maxim Integrated

MAX1771EPA+

IC REG CTRLR BST/BUCK-BST 8DIP

Analog Devices Inc./Maxim Integrated

112
RFQ
MAX1771EPA+ Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Buck-Boost 1 1 3V ~ 16.5V 300kHz 92% No No - Enable -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
LTC1771ES8#PBF Analog Devices Inc.

LTC1771ES8#PBF

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

100
RFQ
LTC1771ES8#PBF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 18V - 100% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-SO
UC2825AMDWREP Texas Instruments

UC2825AMDWREP

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

833
RFQ
UC2825AMDWREP Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 22V 400kHz ~ 1MHz 85% No No - Current Limit, Frequency Control, Ramp, Soft Start -55°C ~ 125°C (TA) - - Surface Mount 16-SOIC
LTC7852ERHE#PBF Analog Devices Inc.

LTC7852ERHE#PBF

6-PHASE BUCK CONTROLLER DRIVES D

Analog Devices Inc.

160
RFQ
LTC7852ERHE#PBF Datasheet

Datasheet

- 48-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 6 4.5V ~ 5.5V 200kHz ~ 1.2MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
LTC3807IFE#PBF Analog Devices Inc.

LTC3807IFE#PBF

IC REG CTRLR BUCK 20TSSOP

Analog Devices Inc.

220
RFQ
LTC3807IFE#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
MAX20048ATGB/VY+ Analog Devices Inc./Maxim Integrated

MAX20048ATGB/VY+

IC 40V BUCK BOOST CONTR 24TQFN

Analog Devices Inc./Maxim Integrated

602
RFQ
MAX20048ATGB/VY+ Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tray Active PWM Step-Up/Step-Down Positive Buck-Boost 1 1 2V ~ 40V 220kHz ~ 2.2MHz - Yes Yes - - -40°C ~ 125°C Automotive AEC-Q100 Surface Mount, Wettable Flank 24-SWTQFN (4x4)
LTC3865EFE#PBF Analog Devices Inc.

LTC3865EFE#PBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

100
RFQ
LTC3865EFE#PBF Datasheet

Datasheet

- 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, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-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.