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
LTC3851AHMSE#TRPBF Analog Devices Inc.

LTC3851AHMSE#TRPBF

IC REG CTRLR BUCK 16MSOP

Analog Devices Inc.

1,361
RFQ
LTC3851AHMSE#TRPBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 235kHz ~ 750kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 16-MSOP-EP
LTC3851AHMSE-1#TRPBF Analog Devices Inc.

LTC3851AHMSE-1#TRPBF

IC REG CTRLR BUCK 16MSOP

Analog Devices Inc.

1,299
RFQ
LTC3851AHMSE-1#TRPBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 235kHz ~ 750kHz 99% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 16-MSOP-EP
UC3864DW Texas Instruments

UC3864DW

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

1,415
RFQ
UC3864DW Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 22V 50kHz ~ 500kHz 100% No No - Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
UCC3895DWG4 Texas Instruments

UCC3895DWG4

IC OFFLINE SW FULL-BRDG 20SOIC

Texas Instruments

2,178
RFQ
UCC3895DWG4 Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tube Discontinued at Digi-Key PWM - Positive Phase-Shifted Full-Bridge 1 1 10V ~ 16.5V 1MHz 100% - Yes - Frequency Control, Soft Start, Sync 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
MAX5019CSA+ Analog Devices Inc./Maxim Integrated

MAX5019CSA+

IC REG CTRLR FLYBACK 8SOIC

Analog Devices Inc./Maxim Integrated

1,643
RFQ
MAX5019CSA+ Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Not For New Designs Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 13V ~ 36V 275kHz 85% No No - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
MAX15158ZATJ+T Analog Devices Inc./Maxim Integrated

MAX15158ZATJ+T

HV MULTIPHASE BOOST CONTROLLER

Analog Devices Inc./Maxim Integrated

4,682
RFQ

-

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Buck-Boost 1 4 8.5V ~ 14V 120kHz ~ 1MHz - No Yes - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start -40°C ~ 125°C (TA) - - Surface Mount 32-TQFN (5x5)
LTC3704IMS#TRPBF Analog Devices Inc.

LTC3704IMS#TRPBF

IC REG CTRLR CUK 10MSOP

Analog Devices Inc.

1,482
RFQ
LTC3704IMS#TRPBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Negative Cuk 1 1 2.5V ~ 36V 50kHz ~ 1MHz 92% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
LTC7803HUD#TRPBF Analog Devices Inc.

LTC7803HUD#TRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

4,365
RFQ
LTC7803HUD#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)
LTC7803HMSE#TRPBF Analog Devices Inc.

LTC7803HMSE#TRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

4,378
RFQ
LTC7803HMSE#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
UC3527ANG4 Texas Instruments

UC3527ANG4

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

3,797
RFQ
UC3527ANG4 Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
LM5020MM-1 Texas Instruments

LM5020MM-1

IC REG CTRLR FLYBACK 10MSOP

Texas Instruments

4,850
RFQ
LM5020MM-1 Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Flyback 1 1 8V ~ 15V 200kHz ~ 630kHz 80% No Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-VSSOP
ISL68200IRZ Renesas Electronics Corporation

ISL68200IRZ

IC REG CTRLR BUCK PMBUS 24QFN

Renesas Electronics Corporation

3,862
RFQ
ISL68200IRZ Datasheet

Datasheet

Rapid Robust Ripple Regulator™ (R4) 24-VFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 24V 300kHz ~ 1.5MHz - Yes No I2C, PMBus, SMBus Enable, Phase Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (4x4)
UCC2580D-1 Texas Instruments

UCC2580D-1

IC REG CTRLR FWRD CONV 16SOIC

Texas Instruments

3,760
RFQ
UCC2580D-1 Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Forward Converter 2 1 8.5V ~ 16V 400kHz 66% No No - Enable, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
ISL78263ARZ Renesas Electronics Corporation

ISL78263ARZ

ISL78263ARZ AUTOMOTIVE GRADE - D

Renesas Electronics Corporation

2,214
RFQ
ISL78263ARZ Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 6V ~ 42V 200kHz ~ 2.2MHz 98.75% Yes Yes - Enable, Soft Start -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount, Wettable Flank 32-QFN (5x5)
MAX15005BAUE/V+ Analog Devices Inc./Maxim Integrated

MAX15005BAUE/V+

IC REG CTRLR MULT TOP 16TSSOP

Analog Devices Inc./Maxim Integrated

2,792
RFQ
MAX15005BAUE/V+ Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 4.5V ~ 40V 15kHz ~ 1MHz 80% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 16-TSSOP
LTC7803JMSE#WTRPBF Analog Devices Inc.

LTC7803JMSE#WTRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

2,318
RFQ
LTC7803JMSE#WTRPBF 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
LTC7803JUD#WTRPBF Analog Devices Inc.

LTC7803JUD#WTRPBF

LOW IQ SYNCHRONOUS BUCK CONTROLL

Analog Devices Inc.

2,212
RFQ
LTC7803JUD#WTRPBF 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)
MCP16502TAB-E/S8B Microchip Technology

MCP16502TAB-E/S8B

PMIC FOR SAMA5DX/SAM9X6 MPUS

Microchip Technology

3,110
RFQ
MCP16502TAB-E/S8B Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 4 4 2.7V ~ 5.5V 2MHz 100% No No I2C Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 32-VQFN (5x5)
MCP16502TAD-E/S8B Microchip Technology

MCP16502TAD-E/S8B

PMIC FOR SAMA5DX/SAM9X6 MPUS

Microchip Technology

3,913
RFQ
MCP16502TAD-E/S8B Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 4 4 2.7V ~ 5.5V 2MHz 100% No No I2C Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 32-VQFN (5x5)
CS5211EDR14G onsemi

CS5211EDR14G

IC REG CTRLR BUCK 14SOIC

onsemi

1,238
RFQ
CS5211EDR14G Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14V 150kHz ~ 750kHz - Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
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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.