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
LTC7851IUHH#TRPBF Analog Devices Inc.

LTC7851IUHH#TRPBF

IC REG CTRLR BUCK 58QFN

Analog Devices Inc.

2,335
RFQ
LTC7851IUHH#TRPBF Datasheet

Datasheet

- 58-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 58-QFN (5x9)
LTC7851IUHH-1#TRPBF Analog Devices Inc.

LTC7851IUHH-1#TRPBF

IC REG CTRLR BUCK 58QFN

Analog Devices Inc.

2,391
RFQ
LTC7851IUHH-1#TRPBF Datasheet

Datasheet

- 58-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 58-QFN (5x9)
LTC7815IUHF#TRPBF Analog Devices Inc.

LTC7815IUHF#TRPBF

LOW IQ, 2.25MHZ, TRIPLE OUTPUT,

Analog Devices Inc.

3,949
RFQ
LTC7815IUHF#TRPBF Datasheet

Datasheet

- 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Buck, Buck, Boost 3 2 4.5V ~ 38V 320kHz ~ 2.25MHz 100% Yes No - Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
UCC25702PWG4 Texas Instruments

UCC25702PWG4

IC REG CTRLR MULT TOP 14TSSOP

Texas Instruments

3,572
RFQ
UCC25702PWG4 Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8.8V ~ 15V 100kHz 99% No Yes - Current Limit, Frequency Control, Sequencing, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-TSSOP
LTC3728LCGN#TRPBF Analog Devices Inc.

LTC3728LCGN#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

1,015
RFQ
LTC3728LCGN#TRPBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes No - Enable, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LM5117QPMHE/NOPB Texas Instruments

LM5117QPMHE/NOPB

IC REG CTRLR BUCK 20TSSOP

Texas Instruments

1,358
RFQ
LM5117QPMHE/NOPB Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 5.5V ~ 65V 200kHz, 480kHz - Yes No - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 20-HTSSOP
LM5117QPSQ/NOPB Texas Instruments

LM5117QPSQ/NOPB

IC REG CTRLR BUCK 24WQFN

Texas Instruments

2,746
RFQ
LM5117QPSQ/NOPB Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 5.5V ~ 65V 200kHz, 480kHz - Yes No - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 24-WQFN (4x4)
BD9045FV-E2 Rohm Semiconductor

BD9045FV-E2

IC REG CTRLR BUCK 28SSOP

Rohm Semiconductor

4,655
RFQ
BD9045FV-E2 Datasheet

Datasheet

- 28-LSSOP (0.220", 5.60mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 18V 200kHz ~ 750kHz - Yes No - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP-B
MAX8540EEE+ Analog Devices Inc./Maxim Integrated

MAX8540EEE+

IC REG CTRLR MULT TOP 16QSOP

Analog Devices Inc./Maxim Integrated

2,037
RFQ
MAX8540EEE+ Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 7.6V ~ 18V 200kHz ~ 1MHz 80% No Yes - Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
LTC3890EGN-3#TRPBF Analog Devices Inc.

LTC3890EGN-3#TRPBF

IC REG CTRLR BUCK/SEPIC 28SSOP

Analog Devices Inc.

3,222
RFQ
LTC3890EGN-3#TRPBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, SEPIC 2 2 4V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
ZL8800ALAFTK Renesas Electronics Corporation

ZL8800ALAFTK

IC REG CTRLR BUCK PMBUS 44QFN

Renesas Electronics Corporation

1,001
RFQ
ZL8800ALAFTK Datasheet

Datasheet

Digital-DC™ 44-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 2 4.5V ~ 14V 200kHz ~ 1.33MHz - No Yes PMBus Current Limit, Enable, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 44-QFN (7x7)
MPQ4214GU-AEC1-Z Monolithic Power Systems Inc.

MPQ4214GU-AEC1-Z

IC REG BUCK-BOOST

Monolithic Power Systems Inc.

2,337
RFQ
MPQ4214GU-AEC1-Z Datasheet

Datasheet

- 27-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 5V ~ 40V 200kHz, 300kHz, 400kHz, 600kHz - Yes No I2C Current Limit, Dead Time Control, Dimming, Enable, Power Good, Slew Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 27-QFN (5x5)
TPS40490MHRHDR Texas Instruments

TPS40490MHRHDR

IC REG CTRLR BUCK 28QFN

Texas Instruments

3,682
RFQ
TPS40490MHRHDR Datasheet

Datasheet

- 28-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 6V ~ 60V 100kHz ~ 5.4MHz - Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-VQFN (5x5)
LTC1267CG Analog Devices Inc.

LTC1267CG

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

2,399
RFQ
LTC1267CG Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Obsolete - - - - - - - - - - - - - - - - Surface Mount 28-SSOP
LTC1267CG-ADJ Analog Devices Inc.

LTC1267CG-ADJ

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,949
RFQ
LTC1267CG-ADJ Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Obsolete - - - - - - - - - - - - - - - - Surface Mount 28-SSOP
LTC1267CG-ADJ5 Analog Devices Inc.

LTC1267CG-ADJ5

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,549
RFQ
LTC1267CG-ADJ5 Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Obsolete - - - - - - - - - - - - - - - - Surface Mount 28-SSOP
MAX16930AGLR/VY+ Analog Devices Inc./Maxim Integrated

MAX16930AGLR/VY+

2MHZ, 36V, DUAL BUCK WITH PREBOO

Analog Devices Inc./Maxim Integrated

4,899
RFQ
MAX16930AGLR/VY+ Datasheet

Datasheet

- 40-VFQFN Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 3.5V ~ 42V 1MHz ~ 2.2MHz 95% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 40-QFN (6x6)
LTC7818JUJ#TRPBF Analog Devices Inc.

LTC7818JUJ#TRPBF

BUCK/BUCK/BOOST SYNC CTL, 40V, 3

Analog Devices Inc.

4,850
RFQ
LTC7818JUJ#TRPBF Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes No - - -40°C ~ 150°C (TJ) - - Surface Mount 40-QFN (6x6)
CS5106LSWR24 onsemi

CS5106LSWR24

IC REG CTRLR FWRD CONV 24SSOP

onsemi

4,551
RFQ
CS5106LSWR24 Datasheet

Datasheet

- 24-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 9V ~ 16V 512kHz 60% Yes Yes - Current Limit, Enable, Frequency Control, Ramp -40°C ~ 85°C (TA) - - Surface Mount 24-SSOP
LTC3859EFE#TRPBF Analog Devices Inc.

LTC3859EFE#TRPBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

3,205
RFQ
LTC3859EFE#TRPBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost, SEPIC 3 2 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 99%, 100% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-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.