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
UCC38C43D Texas Instruments

UCC38C43D

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

352
RFQ
UCC38C43D Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.6V ~ 18V Up to 1MHz 96% No No - Frequency Control 0°C ~ 70°C (TJ) - - Surface Mount 8-SOIC
UCC28C40DGK Texas Instruments

UCC28C40DGK

IC REG CTRLR MULT TOP 8VSSOP

Texas Instruments

325
RFQ
UCC28C40DGK Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 6.6V ~ 18V Up to 1MHz 96% No No - Frequency Control -40°C ~ 105°C (TJ) - - Surface Mount 8-VSSOP
UCC38C42D Texas Instruments

UCC38C42D

IC OFFLINE CTRLR PWM UVLO 8SOIC

Texas Instruments

277
RFQ
UCC38C42D Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 9V ~ 18V Up to 1MHz 96% No No - Frequency Control 0°C ~ 70°C (TJ) - - Surface Mount 8-SOIC
ISL6520AIRZ Intersil

ISL6520AIRZ

SWITCHING CONTROLLER

Intersil

3,969
RFQ
ISL6520AIRZ Datasheet

Datasheet

- 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz 100% Yes No - Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
UCD7230RGWT Texas Instruments

UCD7230RGWT

IC REG CTRLR BUCK 20VQFN

Texas Instruments

232
RFQ
UCD7230RGWT Datasheet

Datasheet

- 20-VQFN Exposed Pad Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 15.5V Up to 2MHz - Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 20-VQFN (5x5)
MAX8544EEP Analog Devices Inc./Maxim Integrated

MAX8544EEP

STEP-DOWN CONTROLLER

Analog Devices Inc./Maxim Integrated

3,989
RFQ
MAX8544EEP Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 13.2V 800kHz ~ 1.2MHz - Yes Yes - Current Limit, Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-QSOP
RT8810DGQW Richtek USA Inc.

RT8810DGQW

IC PWM CTRLR BUCK WQFN-24

Richtek USA Inc.

1,500
RFQ
RT8810DGQW Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 13.2V 100kHz ~ 1MHz 80% Yes No - Current Limit, Dead Time, Frequency Control, Phase Control, Power On Reset, Ramp, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 24-WQFN (4x4)
UCC38086D Texas Instruments

UCC38086D

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

2,082
RFQ
UCC38086D Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Half-Bridge, Push-Pull 2 1 4.1V ~ 15V 200kHz 49% Yes No - Current Limit, Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
UCD7230ARGWT Texas Instruments

UCD7230ARGWT

IC REG CTRLR BUCK 20VQFN

Texas Instruments

430
RFQ
UCD7230ARGWT Datasheet

Datasheet

- 20-VQFN Exposed Pad Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 15.5V 200kHz ~ 2MHz - Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 20-VQFN (5x5)
UC2823QTR Texas Instruments

UC2823QTR

IC REG CTRLR MULT TOP 20PLCC

Texas Instruments

1,224
RFQ
UC2823QTR Datasheet

Datasheet

- 20-LCC (J-Lead) 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 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -25°C ~ 85°C (TA) - - Surface Mount 20-PLCC (9x9)
TPS40020PWPR Texas Instruments

TPS40020PWPR

IC REG CTRLR BUCK 16HTSSOP

Texas Instruments

2,874
RFQ
TPS40020PWPR Datasheet

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.25V ~ 5.5V 100kHz ~ 1MHz 95% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
MCP1631T-E/ML Microchip Technology

MCP1631T-E/ML

IC REG CTRLR SEPIC 20QFN

Microchip Technology

4,645
RFQ
MCP1631T-E/ML Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3V ~ 5.5V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
HIP6014CB Harris Corporation

HIP6014CB

BUCK PWM CONTROLLER

Harris Corporation

1,487
RFQ
HIP6014CB Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz, 50kHz ~ 1MHz 100% Yes No - Frequency Control, Phase Control, Power Good, Slew Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
HIP6014CB-T Harris Corporation

HIP6014CB-T

BUCK PWM CONTROLLER

Harris Corporation

1,000
RFQ
HIP6014CB-T Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz, 50kHz ~ 1MHz 100% Yes No - Frequency Control, Phase Control, Power Good, Slew Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
HIP6004ACB-T Harris Corporation

HIP6004ACB-T

BUCK AND SYNCHRONOUS-RECTIFIER(P

Harris Corporation

1,000
RFQ
HIP6004ACB-T Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Bulk Active Programmable Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz, 50kHz ~ 1MHz 100% Yes No - Frequency Control, Phase Control, Power Good, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
HIP6004ACB Intersil

HIP6004ACB

SWITCHING CONTROLLER

Intersil

715
RFQ
HIP6004ACB Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz, 50kHz ~ 1MHz 100% Yes No - Frequency Control, Phase Control, Power Good, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
MCP1631V-E/SS Microchip Technology

MCP1631V-E/SS

IC REG CTRLR SEPIC 20SSOP

Microchip Technology

649
RFQ
MCP1631V-E/SS Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3V ~ 5.5V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-SSOP
MCP1631-E/ML Microchip Technology

MCP1631-E/ML

IC REG CTRLR SEPIC 20QFN

Microchip Technology

258
RFQ
MCP1631-E/ML Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3V ~ 5.5V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
MCP1631T-E/SS Microchip Technology

MCP1631T-E/SS

IC REG CTRLR SEPIC 20SSOP

Microchip Technology

246
RFQ
MCP1631T-E/SS Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3V ~ 5.5V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-SSOP
TL598CD Texas Instruments

TL598CD

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

173
RFQ
TL598CD Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 40V 100kHz 45% Yes No - Dead Time Control, Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
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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.