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
MIC38C45ABMM-TR Microchip Technology

MIC38C45ABMM-TR

IC REG CTRLR MULT TOPOLOGY 8MSOP

Microchip Technology

4,045
RFQ
MIC38C45ABMM-TR Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
MIC2164-3YMM Microchip Technology

MIC2164-3YMM

IC REG CTRLR BUCK 10MSOP

Microchip Technology

3,299
RFQ
MIC2164-3YMM Datasheet

Datasheet

Hyper Speed Control® 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V 1MHz 66% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
TPS40304ADRCR Texas Instruments

TPS40304ADRCR

IC REG CTRLR BUCK 10SON

Texas Instruments

3,361
RFQ
TPS40304ADRCR Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 20V 600kHz 90% Yes No - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-VSON (3x3)
MIC2164-3YMM-TR Microchip Technology

MIC2164-3YMM-TR

IC REG CTRLR BUCK 10MSOP

Microchip Technology

1,908
RFQ
MIC2164-3YMM-TR Datasheet

Datasheet

Hyper Speed Control® 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V 1MHz 66% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
UCC3803PWTRG4 Texas Instruments

UCC3803PWTRG4

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

2,456
RFQ
UCC3803PWTRG4 Datasheet

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 99% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-TSSOP
MAX8523EEE+T Analog Devices Inc./Maxim Integrated

MAX8523EEE+T

IC REG CTRLR BUCK 16QSOP

Analog Devices Inc./Maxim Integrated

1,559
RFQ

-

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 6.5V Up to 1.2MHz - Yes No - - -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
LM5030SDX/NOPB Texas Instruments

LM5030SDX/NOPB

IC REG CTRLR MULT TOPOLOGY 10SON

Texas Instruments

3,425
RFQ
LM5030SDX/NOPB Datasheet

Datasheet

- 10-WDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge, Push-Pull 2 1 14V ~ 90V 200kHz, 600kHz 50% No No - Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 10-WSON (4x4)
MIC38C43YN Microchip Technology

MIC38C43YN

IC REG CTRLR MULT TOPOLOGY 8DIP

Microchip Technology

3,451
RFQ
MIC38C43YN Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 8-DIP
UCC2813PW-1 Texas Instruments

UCC2813PW-1

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

1,981
RFQ
UCC2813PW-1 Datasheet

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.4V ~ 12V - 49% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-TSSOP
MAX25431ATGA/VY+T Analog Devices Inc./Maxim Integrated

MAX25431ATGA/VY+T

IC REG CTRLR BUCK/BOOST 24SWTQFN

Analog Devices Inc./Maxim Integrated

2,552
RFQ

-

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 6V ~ 36V 2.2MHz - No Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TA) Automotive AEC-Q101 Surface Mount, Wettable Flank 24-SWTQFN (4x4)
LM3743MMX-1000/NOPB Texas Instruments

LM3743MMX-1000/NOPB

IC REG CTRLR BUCK 10MSOP

Texas Instruments

1,819
RFQ
LM3743MMX-1000/NOPB Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 300kHz 76% Yes No - Current Limit, Enable, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 10-VSSOP
LM3743MMX-300/NOPB Texas Instruments

LM3743MMX-300/NOPB

IC REG CTRLR BUCK 10MSOP

Texas Instruments

4,439
RFQ
LM3743MMX-300/NOPB Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 300kHz 91% Yes No - Current Limit, Enable, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 10-VSSOP
UC2524ADWG4 Texas Instruments

UC2524ADWG4

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

3,740
RFQ
UC2524ADWG4 Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) 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 8V ~ 40V 500kHz 45% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
IXD3221A095MR-G Zilog

IXD3221A095MR-G

IC REG CTRLR BUCK SOT25

Zilog

4,381
RFQ
IXD3221A095MR-G Datasheet

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 16V 500kHz 100% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount SOT-25
IXD3221A09AMR-G Zilog

IXD3221A09AMR-G

IC REG CTRLR BUCK SOT25

Zilog

1,688
RFQ
IXD3221A09AMR-G Datasheet

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 16V 1MHz 100% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount SOT-25
UC3525ANG4 Texas Instruments

UC3525ANG4

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

2,295
RFQ
UC3525ANG4 Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
MC33129EFR2 NXP USA Inc.

MC33129EFR2

IC REG CTRLR FLYBACK 14SOIC

NXP USA Inc.

1,412
RFQ
MC33129EFR2 Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 3.24V ~ 12V 100kHz - No Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-SO
UCC2813PW-3G4 Texas Instruments

UCC2813PW-3G4

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

3,177
RFQ
UCC2813PW-3G4 Datasheet

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Tray Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V - 99% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-TSSOP
UCC3813PW-5G4 Texas Instruments

UCC3813PW-5G4

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

2,647
RFQ
UCC3813PW-5G4 Datasheet

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Tray Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-TSSOP
TL1451ACNSG4 Texas Instruments

TL1451ACNSG4

IC REG CTRLR BUCK/BST/FLYBK 16SO

Texas Instruments

2,704
RFQ
TL1451ACNSG4 Datasheet

Datasheet

- 16-SOIC (0.209", 5.30mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 2 1 3.6V ~ 50V 1kHz ~ 500kHz - No No - Frequency Control -20°C ~ 85°C (TA) - - Surface Mount 16-SO
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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.