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
LTC3868IGN-1#TRPBF Analog Devices Inc.

LTC3868IGN-1#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,545
RFQ
LTC3868IGN-1#TRPBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 24V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
TPS53125PWR Texas Instruments

TPS53125PWR

IC REG CTRLR BUCK 24TSSOP

Texas Instruments

2,930
RFQ
TPS53125PWR Datasheet

Datasheet

D-CAP2™ 24-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V 350kHz - Yes No - Enable -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
UC2825AQDWRQ1 Texas Instruments

UC2825AQDWRQ1

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

3,015
RFQ
UC2825AQDWRQ1 Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 22V 400kHz ~ 1MHz 85% No No - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 16-SOIC
MAX15003ATM+T Analog Devices Inc./Maxim Integrated

MAX15003ATM+T

IC REG CTRLR BUCK 48TQFN

Analog Devices Inc./Maxim Integrated

1,286
RFQ

-

- 48-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 3 3 5.5V ~ 23V 200kHz ~ 2.2MHz - Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Reset, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 48-TQFN (7x7)
MAX20048ATGD/VY+T Analog Devices Inc./Maxim Integrated

MAX20048ATGD/VY+T

IC 40V BUCK BOOST CONTR 24TQFN

Analog Devices Inc./Maxim Integrated

4,383
RFQ
MAX20048ATGD/VY+T Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Step-Up/Step-Down Positive Buck-Boost 1 1 2V ~ 40V 220kHz ~ 2.2MHz - Yes Yes - - -40°C ~ 125°C Automotive AEC-Q100 Surface Mount, Wettable Flank 24-SWTQFN (4x4)
CS5301GDW32 onsemi

CS5301GDW32

IC REG CTRLR BUCK 32SOIC

onsemi

1,059
RFQ
CS5301GDW32 Datasheet

Datasheet

- 32-SOIC (0.295", 7.50mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 3 3 4.3V ~ 20V 250kHz ~ 800kHz - Yes No - Current Limit, Frequency Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 32-SOIC
UC3847DWTR Texas Instruments

UC3847DWTR

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

3,144
RFQ
UC3847DWTR Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull 2 1 6.95V ~ 40V 500kHz 50% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
LTC7852ERHE#TRPBF Analog Devices Inc.

LTC7852ERHE#TRPBF

6-PHASE BUCK CONTROLLER DRIVES D

Analog Devices Inc.

3,547
RFQ
LTC7852ERHE#TRPBF Datasheet

Datasheet

- 48-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 6 4.5V ~ 5.5V 200kHz ~ 1.2MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
MIC2129T-E/U3B Microchip Technology

MIC2129T-E/U3B

100V, SYNCH BUCK CONTROLLER W/ A

Microchip Technology

3,301
RFQ
MIC2129T-E/U3B Datasheet

Datasheet

- - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
MAX776CSA+T Analog Devices Inc./Maxim Integrated

MAX776CSA+T

IC REG CTRLR BUCK-BOOST 8SOIC

Analog Devices Inc./Maxim Integrated

4,865
RFQ
MAX776CSA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
LTC3807IFE#TRPBF Analog Devices Inc.

LTC3807IFE#TRPBF

IC REG CTRLR BUCK 20TSSOP

Analog Devices Inc.

1,422
RFQ
LTC3807IFE#TRPBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
MCP19117T-E/MQ Microchip Technology

MCP19117T-E/MQ

IC PWM CTLR SYNC LOW SIDE 28QFN

Microchip Technology

3,518
RFQ
MCP19117T-E/MQ Datasheet

Datasheet

- 28-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Cuk, Flyback, SEPIC 1 1 4.5V ~ 42V 31.25kHz ~ 2MHz - No Yes I2C EN -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-QFN (5x5)
MCP19125T-E/MQ Microchip Technology

MCP19125T-E/MQ

IC REG CTRLR

Microchip Technology

4,322
RFQ
MCP19125T-E/MQ Datasheet

Datasheet

- 28-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Up/Step-Down Positive Boost, Cuk, Flyback, SEPIC 1 2 4.75V ~ 5.5V 31.25kHz ~ 2MHz - Yes Yes I2C Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-QFN (5x5)
SC450ITSTRT Semtech Corporation

SC450ITSTRT

IC REG CTRLR BUCK 38TSSOP

Semtech Corporation

2,056
RFQ
SC450ITSTRT Datasheet

Datasheet

PowerStep IV™ 38-TFSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 3V ~ 30V - - Yes - - - - - - Surface Mount 38-TSSOP
L5994 STMicroelectronics

L5994

IC REG CTRLR BUCK 32-TQFP

STMicroelectronics

4,316
RFQ
L5994 Datasheet

Datasheet

- 32-LQFP Tray Obsolete Transistor Driver Step-Down Positive Buck 3 1 4.75V ~ 25V 200kHz, 300kHz - Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 140°C (TJ) - - Surface Mount 32-TQFP (7x7)
MAX775CSA+T Analog Devices Inc./Maxim Integrated

MAX775CSA+T

IC REG CTRLR BUCK-BOOST 8SOIC

Analog Devices Inc./Maxim Integrated

2,411
RFQ
MAX775CSA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
MIC2185YQS Microchip Technology

MIC2185YQS

IC REG CTRLR BUCK 16QSOP

Microchip Technology

2,109
RFQ
MIC2185YQS Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.9V ~ 14V 400kHz 100% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
LTC3865EFE#TRPBF Analog Devices Inc.

LTC3865EFE#TRPBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

2,312
RFQ
LTC3865EFE#TRPBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
ISL68233IRAZ Renesas Electronics Corporation

ISL68233IRAZ

INFRA AVS 2OUT/5PH DIGITAL CONTR

Renesas Electronics Corporation

4,232
RFQ
ISL68233IRAZ Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tube Active PWM Signal Step-Down Positive Buck 2 5 3.135V ~ 3.465V 200kHz ~ 2MHz - No Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 40-TQFN (5x5)
LM2647LQ/NOPB Texas Instruments

LM2647LQ/NOPB

IC REG CTRLR BUCK 28WQFN

Texas Instruments

1,224
RFQ
LM2647LQ/NOPB Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active 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)
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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.