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
MC33067P onsemi

MC33067P

IC REG CTRLR FLYBACK 16DIP

onsemi

3,553
RFQ
MC33067P Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 2 1 8.6V ~ 20V 2.05MHz - No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
UCC3808AD-2 Texas Instruments

UCC3808AD-2

IC REG CTRLR PUSH-PULL 8SOIC

Texas Instruments

4,094
RFQ
UCC3808AD-2 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive Push-Pull 2 1 4.1V ~ 15V 194kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
MIC38HC45-1YM-TR Microchip Technology

MIC38HC45-1YM-TR

IC REG CTRLR MULT TOP 14SOIC

Microchip Technology

4,813
RFQ
MIC38HC45-1YM-TR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
LM3478QMMX/NOPB Texas Instruments

LM3478QMMX/NOPB

IC REG CTRLR MULT TOP 8VSSOP

Texas Instruments

2,783
RFQ
LM3478QMMX/NOPB Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.97V ~ 40V 100kHz ~ 1MHz 100% No No - Enable, Frequency Control -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-VSSOP
LM25116MHX Texas Instruments

LM25116MHX

IC REG CTRLR BUCK 20TSSOP

Texas Instruments

2,477
RFQ
LM25116MHX Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 6V ~ 42V 50kHz ~ 1MHz - Yes Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
MIC2182-3.3BSM-TR Microchip Technology

MIC2182-3.3BSM-TR

IC REG CTRLR BUCK 16SSOP

Microchip Technology

3,035
RFQ
MIC2182-3.3BSM-TR Datasheet

Datasheet

- 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 300kHz 86% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
MIC2182-5.0BSM-TR Microchip Technology

MIC2182-5.0BSM-TR

IC REG CTRLR BUCK 16SSOP

Microchip Technology

2,743
RFQ
MIC2182-5.0BSM-TR Datasheet

Datasheet

- 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 300kHz 86% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
MIC2182BSM-TR Microchip Technology

MIC2182BSM-TR

IC REG CTRLR BUCK 16SSOP

Microchip Technology

3,613
RFQ
MIC2182BSM-TR Datasheet

Datasheet

- 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 300kHz 86% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LM2647LQ Texas Instruments

LM2647LQ

IC REG CTRLR BUCK 28WQFN

Texas Instruments

4,838
RFQ
LM2647LQ Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 5.5V ~ 28V 200kHz ~ 500kHz 75% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -5°C ~ 125°C (TJ) - - Surface Mount 28-WQFN (5x5)
UCC2813QPWR-3Q1 Texas Instruments

UCC2813QPWR-3Q1

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

4,349
RFQ
UCC2813QPWR-3Q1 Datasheet

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active 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 ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-TSSOP
UCC2813QDR-5Q1 Texas Instruments

UCC2813QDR-5Q1

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

2,234
RFQ
UCC2813QDR-5Q1 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V - 49% No No - Frequency Control -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-SOIC
LTC3872EDDB-1#TRPBF Analog Devices Inc.

LTC3872EDDB-1#TRPBF

IC REG CTRLR BOOST 8DFN

Analog Devices Inc.

1,121
RFQ
LTC3872EDDB-1#TRPBF Datasheet

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 2.75V ~ 9.8V 550kHz - No No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-DFN (3x2)
LTC3872ETS8-1#TRPBF Analog Devices Inc.

LTC3872ETS8-1#TRPBF

IC REG CTRLR BOOST TSOT23-8

Analog Devices Inc.

1,906
RFQ
LTC3872ETS8-1#TRPBF Datasheet

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 2.75V ~ 9.8V 550kHz - No No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount TSOT-23-8
LTC7803EMSE#TRPBF Analog Devices Inc.

LTC7803EMSE#TRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

1,164
RFQ
LTC7803EMSE#TRPBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
LTC7803EUD#TRPBF Analog Devices Inc.

LTC7803EUD#TRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

3,106
RFQ
LTC7803EUD#TRPBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
IR3590MTRPBF Infineon Technologies

IR3590MTRPBF

IC REG CTRLR BUCK I2C 40QFN

Infineon Technologies

3,038
RFQ
IR3590MTRPBF Datasheet

Datasheet

- 40-VFQFN Exposed Pad Tape & Reel (TR) Obsolete PWM Signal Step-Down Positive Buck 6 6 3.3V 200kHz ~ 2MHz - - - I2C - -40°C ~ 85°C (TA) - - Surface Mount 40-QFN (5x5)
LTC1872BES6#TRPBF Analog Devices Inc.

LTC1872BES6#TRPBF

IC REG CTRLR BOOST/SEPIC SOT23-6

Analog Devices Inc.

4,872
RFQ
LTC1872BES6#TRPBF Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 2.5V ~ 9.8V 550kHz - No No - Enable -40°C ~ 85°C (TA) - - Surface Mount TSOT-23-6
MIC2182BM Microchip Technology

MIC2182BM

IC REG CTRLR BUCK 16SOIC

Microchip Technology

2,248
RFQ
MIC2182BM Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 300kHz 86% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
TPS40100RGETG4 Texas Instruments

TPS40100RGETG4

IC REG CTRLR BUCK 24QFN

Texas Instruments

4,005
RFQ
TPS40100RGETG4 Datasheet

Datasheet

- 24-VFQFN Exposed Pad Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 18V 100kHz ~ 600kHz - Yes Yes - Current Limit, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 24-VQFN (4x4)
LM2737MTCX Texas Instruments

LM2737MTCX

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

3,898
RFQ
LM2737MTCX Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 50kHz ~ 2MHz 90% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
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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.