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
MCP16361T-E/NMX Microchip Technology

MCP16361T-E/NMX

IC BUCK CONVERTER 48V 2MHZ

Microchip Technology

1,640
RFQ

-

- 8-VDFN Exposed Pad Tape & Reel (TR) Active Adjustable Step-Down Positive Buck 1 - 4V ~ 48V 2.2MHz 87% No No - Enable -40°C ~ 125°C (TJ) - - Surface Mount, Wettable Flank 8-VDFN (3x3)
LM25085MYE/NOPB Texas Instruments

LM25085MYE/NOPB

IC REG CTRLR BUCK 8MSOP

Texas Instruments

904
RFQ
LM25085MYE/NOPB Datasheet

Datasheet

- 8-PowerTSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-HVSSOP
LM25085MME/NOPB Texas Instruments

LM25085MME/NOPB

IC REG CTRLR BUCK 8VSSOP

Texas Instruments

875
RFQ
LM25085MME/NOPB Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
TL1451ACNS Texas Instruments

TL1451ACNS

IC REG CTRLR BUCK/BST/FLYBK 16SO

Texas Instruments

390
RFQ
TL1451ACNS Datasheet

Datasheet

- 16-SOIC (0.209", 5.30mm Width) Tube Active 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
LM2743MTCX/NOPB Texas Instruments

LM2743MTCX/NOPB

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

8,982
RFQ
LM2743MTCX/NOPB Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
NCV3843BVDR2G onsemi

NCV3843BVDR2G

IC REG CTRLR FLYBACK 14SOIC

onsemi

6,667
RFQ
NCV3843BVDR2G Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 500kHz 96% No No - Frequency Control -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 14-SOIC
NCV494BDR2G onsemi

NCV494BDR2G

IC REG CTRLR BCK/PSH-PULL 16SOIC

onsemi

4,889
RFQ
NCV494BDR2G Datasheet

Datasheet

SWITCHMODE™ 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 1 1 7V ~ 40V 40kHz 48% Yes No - Dead Time Control, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SOIC
LM34966QPWPRQ1 Texas Instruments

LM34966QPWPRQ1

500KHZ WIDE VIN NON-SYNCHRONOUS

Texas Instruments

6,669
RFQ
LM34966QPWPRQ1 Datasheet

Datasheet

- 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.97V ~ 40V 100kHz ~ 500kHz 93% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C Automotive AEC-Q100 Surface Mount 14-HTSSOP
TPS40200QDRQ1 Texas Instruments

TPS40200QDRQ1

IC REG CTRLR BUCK 8SOIC

Texas Instruments

4,612
RFQ
TPS40200QDRQ1 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 52V 35kHz ~ 500kHz 95% No No - Frequency Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-SOIC
TPS53819ARGTR Texas Instruments

TPS53819ARGTR

IC REG CTRLR BUCK PMBUS 16QFN

Texas Instruments

4,796
RFQ
TPS53819ARGTR Datasheet

Datasheet

D-CAP2™, Eco-Mode™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V Selectable 90% Yes No PMBus Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-VQFN (3x3)
MCP1631HV-500E/ST Microchip Technology

MCP1631HV-500E/ST

IC REG CTRLR SEPIC 20TSSOP

Microchip Technology

197
RFQ
MCP1631HV-500E/ST Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3.5V ~ 16V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
NCP81270CMNTXG onsemi

NCP81270CMNTXG

NCP81270CMNTXG

onsemi

2,785
RFQ

-

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active - - Positive - 1 1 4.5V ~ 21V 600kHz - No No - - - - - Surface Mount 20-QFN (4x4)
LM25085ASD/NOPB Texas Instruments

LM25085ASD/NOPB

IC REG CTRLR BUCK 8WSON

Texas Instruments

3,282
RFQ
LM25085ASD/NOPB Datasheet

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-WSON (3x3)
L5991AD13TR STMicroelectronics

L5991AD13TR

IC REG CTRLR FLYBACK 16SOIC

STMicroelectronics

2,283
RFQ
L5991AD13TR Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 20V Up to 1MHz 93% Yes No - Current Limit, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 16-SO
LM25085AMM/NOPB Texas Instruments

LM25085AMM/NOPB

IC REG CTRLR BUCK 8VSSOP

Texas Instruments

1,074
RFQ
LM25085AMM/NOPB Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
LM25085AMME/NOPB Texas Instruments

LM25085AMME/NOPB

IC REG CTRLR BUCK 8VSSOP

Texas Instruments

253
RFQ
LM25085AMME/NOPB Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
TPS40345DRCT Texas Instruments

TPS40345DRCT

DC/DC CONTROLLER

Texas Instruments

441
RFQ
TPS40345DRCT Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 3V ~ 20V 600kHz 90% Yes No - Enable, Power Good, Soft Start -20°C ~ 85°C - - Surface Mount 10-VSON (3x3)
RT8237EZQW(2) Richtek USA Inc.

RT8237EZQW(2)

HIGH EFFICIENCY SINGLE SYNCHRO

Richtek USA Inc.

643
RFQ
RT8237EZQW(2) Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.7V ~ 26V 290kHz ~ 430kHz - Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 10-WDFN (3x3)
TPS51219RTER Texas Instruments

TPS51219RTER

IC REG CTRLR BUCK 16WQFN

Texas Instruments

13,907
RFQ
TPS51219RTER Datasheet

Datasheet

D-CAP™, D-CAP2™ 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V - - Yes No - Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-WQFN (3x3)
TLE83862ELXUMA1 Infineon Technologies

TLE83862ELXUMA1

IC REG CTRLR BOOST 14-SSOP

Infineon Technologies

6,992
RFQ
TLE83862ELXUMA1 Datasheet

Datasheet

- 14-LSSOP (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 4.75V ~ 45V 100kHz ~ 700kHz 93% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount PG-SSOP-14-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.