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
ISL78229ARZ-T Renesas Electronics Corporation

ISL78229ARZ-T

IC REG CTRLR BOOST PMBUS 40WQFN

Renesas Electronics Corporation

3,127
RFQ
ISL78229ARZ-T Datasheet

Datasheet

- 40-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 5V ~ 55V 50kHz ~ 1.1MHz 89% Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 40-QFN (6x6)
IR3651STRPBF Infineon Technologies

IR3651STRPBF

IC REG CTRLR BUCK 14SOIC

Infineon Technologies

1,597
RFQ
IR3651STRPBF Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 13.2V 100kHz ~ 400kHz 80% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 14-SOIC
PXE1211CPMG003XTMA1 Infineon Technologies

PXE1211CPMG003XTMA1

IFX PRIMARION CNTRLLER PG-VQFN-4

Infineon Technologies

1,606
RFQ

-

- 40-VFQFN Exposed Pad Tape & Reel (TR) Active - - - - - - - - - - - - - - - - Surface Mount PG-VQFN-40
UC2578DPTR Texas Instruments

UC2578DPTR

IC REG CTRLR BUCK 16SOIC

Texas Instruments

2,238
RFQ
UC2578DPTR Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 1 1 14V ~ 72V 110kHz 90% No No - Current Limit, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
LT1952EGN#TRPBF Analog Devices Inc.

LT1952EGN#TRPBF

IC REG CTRLR FWRD CONV 16SSOP

Analog Devices Inc.

1,373
RFQ
LT1952EGN#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 9.25V ~ 25V 100kHz ~ 500kHz 90% Yes Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
LT1952EGN-1#TRPBF Analog Devices Inc.

LT1952EGN-1#TRPBF

IC REG CTRLR FWRD CONV 16SSOP

Analog Devices Inc.

3,151
RFQ
LT1952EGN-1#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) 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
MAX863EEE+T Analog Devices Inc./Maxim Integrated

MAX863EEE+T

IC REG CTRLR BOOST 16QSOP

Analog Devices Inc./Maxim Integrated

2,638
RFQ

-

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 1 1.5V ~ 11V - - No No - Enable, Low Battery -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
LTC1147LCS8-3.3#TRPBF Analog Devices Inc.

LTC1147LCS8-3.3#TRPBF

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

2,735
RFQ
LTC1147LCS8-3.3#TRPBF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) 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
LTC1147LCS8#TRPBF Analog Devices Inc.

LTC1147LCS8#TRPBF

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

4,763
RFQ
LTC1147LCS8#TRPBF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) 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#TRPBF Analog Devices Inc.

LTC3856IUH#TRPBF

IC REG CTRLR BUCK 38QFN

Analog Devices Inc.

2,611
RFQ
LTC3856IUH#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) 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#TRPBF Analog Devices Inc.

LT8709EFE#TRPBF

IC REG CTRLR MULT TOP 20TSSOP

Analog Devices Inc.

1,767
RFQ
LT8709EFE#TRPBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) 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
LTC3875IUH#TRPBF Analog Devices Inc.

LTC3875IUH#TRPBF

IC REG CTRLR BUCK 40QFN

Analog Devices Inc.

4,001
RFQ
LTC3875IUH#TRPBF Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tape & Reel (TR) 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 (5x5)
ISL68236IRAZ-T Renesas Electronics Corporation

ISL68236IRAZ-T

INFRA AVS 2OUT/9PH DIGITAL CONTR

Renesas Electronics Corporation

1,704
RFQ
ISL68236IRAZ-T Datasheet

Datasheet

- 52-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 9 3.135V ~ 3.465V Up to 2MHz - No Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 52-QFN (6x6)
LT1725IGN#TRPBF Analog Devices Inc.

LT1725IGN#TRPBF

IC REG CTRLR FLYBACK 16SSOP

Analog Devices Inc.

3,517
RFQ
LT1725IGN#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 9.7V ~ 22V 90kHz ~ 115kHz 90% No No - Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
ISL8117FRZ-T7A Renesas Electronics Corporation

ISL8117FRZ-T7A

IC REG CTRLR BUCK 16QFN

Renesas Electronics Corporation

3,473
RFQ
ISL8117FRZ-T7A Datasheet

Datasheet

- 16-TFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 60V 100kHz ~ 2MHz - Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (4x4)
UC3825ANG4 Texas Instruments

UC3825ANG4

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

1,815
RFQ
UC3825ANG4 Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Discontinued at Digi-Key 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 50% No No - Current Limit, Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
MAX1761EEE+T Analog Devices Inc./Maxim Integrated

MAX1761EEE+T

IC REG CTRLR BUCK 16QSOP

Analog Devices Inc./Maxim Integrated

1,658
RFQ

-

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) 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
UC2827DWTR-1 Texas Instruments

UC2827DWTR-1

IC REG CTRLR MULT TOP 24SOIC

Texas Instruments

1,847
RFQ
UC2827DWTR-1 Datasheet

Datasheet

- 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Push-Pull 3 1 7.6V ~ 20V 220kHz 91% Yes Yes - Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-SOIC
UC2827DWTR-1G4 Texas Instruments

UC2827DWTR-1G4

IC REG CTRLR MULT TOP 24SOIC

Texas Instruments

3,258
RFQ
UC2827DWTR-1G4 Datasheet

Datasheet

- 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Push-Pull 3 1 7.6V ~ 20V 220kHz 91% Yes Yes - Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-SOIC
LTC3834EDHC-1#TRPBF Analog Devices Inc.

LTC3834EDHC-1#TRPBF

IC REG CTRLR BUCK 16-DFN

Analog Devices Inc.

1,752
RFQ
LTC3834EDHC-1#TRPBF Datasheet

Datasheet

- 16-WFDFN Exposed Pad Tape & Reel (TR) 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)
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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.