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
LTC3879IMSE#TRPBF Analog Devices Inc.

LTC3879IMSE#TRPBF

IC REG CTRLR BUCK 16MSOP

Analog Devices Inc.

3,404
RFQ
LTC3879IMSE#TRPBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 38V - - Yes No - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-MSOP-EP
MAX5974BETE+T Analog Devices Inc./Maxim Integrated

MAX5974BETE+T

IC REG CTRLR MULT TOP 16TQFN

Analog Devices Inc./Maxim Integrated

3,721
RFQ
MAX5974BETE+T Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 8.4V ~ 26V 100kHz ~ 600kHz 80% Yes Yes - Dead Time Control, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-TQFN (3x3)
MAX1744EUB Analog Devices Inc./Maxim Integrated

MAX1744EUB

IC REG CTRLR BUCK 10UMAX

Analog Devices Inc./Maxim Integrated

3,393
RFQ

-

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V Up to 330kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
ISL81401FRZ-T Renesas Electronics Corporation

ISL81401FRZ-T

40V 4-SW SYNCH BUCK-BOOST PWM

Renesas Electronics Corporation

4,804
RFQ
ISL81401FRZ-T Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Up/Step-Down Positive Buck-Boost 1 2 4.5V ~ 40V 90kHz ~ 650kHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C (TA) - - Surface Mount 32-QFN (5x5)
ISL81401AFRZ-T Renesas Electronics Corporation

ISL81401AFRZ-T

40V 4-SW SYNCH BUCK-BOOST PWM

Renesas Electronics Corporation

4,842
RFQ
ISL81401AFRZ-T Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Up/Step-Down Positive Buck-Boost 1 2 4.5V ~ 40V 90kHz ~ 650kHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C (TA) - - Surface Mount 32-QFN (5x5)
XDPE14286AXUMA1 Infineon Technologies

XDPE14286AXUMA1

IFX PRIMARION CNTRLLER PG-VQFN-5

Infineon Technologies

4,796
RFQ

-

- - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
LM5025BSD/NOPB Texas Instruments

LM5025BSD/NOPB

IC REG CTRLR FWRD CONV 16WSON

Texas Instruments

4,456
RFQ
LM5025BSD/NOPB Datasheet

Datasheet

- 16-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 400kHz 71%, 73% No Yes - Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
ISL8126IRZ-T Renesas Electronics Corporation

ISL8126IRZ-T

IC REG CTRLR BUCK 32QFN

Renesas Electronics Corporation

2,891
RFQ
ISL8126IRZ-T Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 5.6V 150kHz ~ 1.5MHz 90% Yes Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
ISL8126IRZ-TK Renesas Electronics Corporation

ISL8126IRZ-TK

IC REG CTRLR BUCK 32QFN

Renesas Electronics Corporation

4,087
RFQ
ISL8126IRZ-TK Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 5.6V 150kHz ~ 1.5MHz 90% Yes Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
TPS43332QDAPRQ1 Texas Instruments

TPS43332QDAPRQ1

IC REG CTRLR BUCK/BOOST 38HTSSOP

Texas Instruments

2,765
RFQ
TPS43332QDAPRQ1 Datasheet

Datasheet

- 38-PowerTSSOP (0.240", 6.10mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 4V ~ 40V 150kHz ~ 600kHz 90%, 98.75% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 38-HTSSOP
AOZ7648QI-06 Alpha & Omega Semiconductor Inc.

AOZ7648QI-06

FLYBACK STR SECONDARY SIDE CONVE

Alpha & Omega Semiconductor Inc.

4,562
RFQ

-

- 38-PowerTFQFN Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Flyback 1 1 3V ~ 21.5V 145kHz 87% Yes Yes I2C - -40°C ~ 125°C (TA) - - Surface Mount 38-QFN-EP (6x6)
TSM007IDT STMicroelectronics

TSM007IDT

IC REG CTRLR 8SOIC

STMicroelectronics

1,515
RFQ
TSM007IDT Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver - Positive, Isolation Capable - 1 1 12V ~ 25V 100kHz 60% No No - Frequency Control, Soft Start 0°C ~ 95°C (TA) - - Surface Mount 8-SOIC
LTC7803JUD#TRPBF Analog Devices Inc.

LTC7803JUD#TRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

4,888
RFQ
LTC7803JUD#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 ~ 150°C (TJ) - - Surface Mount 16-QFN (3x3)
LTC7803JMSE#TRPBF Analog Devices Inc.

LTC7803JMSE#TRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

2,899
RFQ
LTC7803JMSE#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 ~ 150°C (TJ) - - Surface Mount 16-MSOP-EP
TPS40051PWPG4 Texas Instruments

TPS40051PWPG4

IC REG CTRLR BUCK 16HTSSOP

Texas Instruments

2,830
RFQ
TPS40051PWPG4 Datasheet

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V 500kHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
ISL6440IAZ-TK Renesas Electronics Corporation

ISL6440IAZ-TK

IC REG CTRLR BUCK 24QSOP

Renesas Electronics Corporation

4,455
RFQ
ISL6440IAZ-TK Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 2 2 5.6V ~ 24V 300kHz 93% Yes No - Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
IR3595MTRPBF Infineon Technologies

IR3595MTRPBF

IC REG CTRLR BUCK I2C 56QFN

Infineon Technologies

4,787
RFQ
IR3595MTRPBF Datasheet

Datasheet

- 56-VFQFN Exposed Pad Tape & Reel (TR) Obsolete PWM Signal Step-Down Positive Buck 2 8 3.3V 200kHz ~ 2MHz - - - I2C - -40°C ~ 85°C (TA) - - Surface Mount 56-QFN (7x7)
111-3053PBF Infineon Technologies

111-3053PBF

IC REG CTRLR BUCK 14SOIC

Infineon Technologies

1,567
RFQ
111-3053PBF Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube 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
LM5026MTX Texas Instruments

LM5026MTX

IC REG CTRLR FWRD CONV 16TSSOP

Texas Instruments

4,476
RFQ
LM5026MTX Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 590kHz 70%, 80% No Yes - Dead Time Control, Frequency Control, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP
TFS7702H Power Integrations

TFS7702H

IC REG CTRLR MULT TOPOLOGY 7ESIP

Power Integrations

4,679
RFQ
TFS7702H Datasheet

Datasheet

HiperTFS™-2 16-SSIP, 12 Leads, Exposed Pad, Formed Leads Tube Active Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Flyback, Forward Converter 2 1 Up to 11.5V 66kHz, 132kHz 63% No No - Enable, Reset -40°C ~ 150°C (TJ) - - Through Hole eSIP-16F
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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.