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
LTC3803ES6-3#TRMPBF Analog Devices Inc.

LTC3803ES6-3#TRMPBF

IC REG CTRLR FLYBACK TSOT23-6

Analog Devices Inc.

2,266
RFQ
LTC3803ES6-3#TRMPBF Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 5.7V ~ 8V 300kHz 80% No No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount TSOT-23-6
LM5122QMHX/NOPB Texas Instruments

LM5122QMHX/NOPB

IC REG CTRLR MULT TOP 20HTSSOP

Texas Instruments

1,706
RFQ
LM5122QMHX/NOPB Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 4.5V ~ 65V Up to 1MHz 100% Yes Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 20-HTSSOP
MAX20098ATEC/VY+ Analog Devices Inc./Maxim Integrated

MAX20098ATEC/VY+

36V, >10A, 5UA, BUCK CONTROLLER

Analog Devices Inc./Maxim Integrated

897
RFQ
MAX20098ATEC/VY+ Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 42V 220kHz ~ 2.2MHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C - - Surface Mount 16-TQFN (3x3)
LM5122MH/NOPB Texas Instruments

LM5122MH/NOPB

IC REG CTRLR MULT TOP 20HTSSOP

Texas Instruments

2,988
RFQ
LM5122MH/NOPB Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up Positive Boost 1 1 4.5V ~ 65V Up to 1MHz 100% Yes Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
LM5121MH/NOPB Texas Instruments

LM5121MH/NOPB

IC REG CTRLR BOOST 20HTSSOP

Texas Instruments

423
RFQ
LM5121MH/NOPB Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up Positive Boost 1 1 4.5V ~ 65V Up to 1MHz 100% No Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
TPS40057PWP Texas Instruments

TPS40057PWP

IC REG CTRLR BUCK 16HTSSOP

Texas Instruments

308
RFQ
TPS40057PWP Datasheet

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V Up to 1MHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
UCC28220D Texas Instruments

UCC28220D

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

304
RFQ
UCC28220D Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Flyback, Forward Converter 2 1 8.4V ~ 14.5V 200kHz ~ 2MHz 75% No No - Ramp, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 16-SOIC
UC3825DW Texas Instruments

UC3825DW

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

579
RFQ
UC3825DW Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 30V 340kHz ~ 460kHz 85% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
BD9851EFV-E2 Rohm Semiconductor

BD9851EFV-E2

IC REG CTRLR BUCK/BST 20HTSSOP-B

Rohm Semiconductor

1,616
RFQ

-

- 20-VSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive or Negative Buck, Boost 2 1 4V ~ 18V 10kHz ~ 3MHz - No No - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-HTSSOP-B
ADP1864AUJZ-R7 Analog Devices Inc.

ADP1864AUJZ-R7

IC REG CTRLR BUCK TSOT23-6

Analog Devices Inc.

1,452
RFQ
ADP1864AUJZ-R7 Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.15V ~ 14V 580kHz 100% No No - Current Limit -40°C ~ 125°C (TJ) - - Surface Mount TSOT-6
MCP19115T-E/MQ Microchip Technology

MCP19115T-E/MQ

IC REG CTRLR MULT TOP I2C 28QFN

Microchip Technology

3,300
RFQ
MCP19115T-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 No I2C - -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-QFN (5x5)
LTC3803ES6-5#TRMPBF Analog Devices Inc.

LTC3803ES6-5#TRMPBF

IC REG CTRLR FLYBACK TSOT23-6

Analog Devices Inc.

4,707
RFQ
LTC3803ES6-5#TRMPBF Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 4V ~ 8.1V 200kHz 80% No No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount TSOT-23-6
LTC3803ES6#TRMPBF Analog Devices Inc.

LTC3803ES6#TRMPBF

IC REG CTRLR FLYBACK TSOT23-6

Analog Devices Inc.

2,208
RFQ
LTC3803ES6#TRMPBF Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 5.7V ~ 8V 200kHz 80% No No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount TSOT-23-6
LTC3873ETS8-5#TRPBF Analog Devices Inc.

LTC3873ETS8-5#TRPBF

IC REG CTRLR MULT TOP TSOT23-8

Analog Devices Inc.

4,624
RFQ
LTC3873ETS8-5#TRPBF Datasheet

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 4.1V ~ 60V - 78% No No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount TSOT-23-8
MAX25201ATEA/VY+ Analog Devices Inc./Maxim Integrated

MAX25201ATEA/VY+

36V HV SYNC BOOST CONTROLLER FOR

Analog Devices Inc./Maxim Integrated

241
RFQ
MAX25201ATEA/VY+ Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 1 1 1.8V ~ 36V 220kHz ~ 2.2MHz - Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TA) - - Surface Mount, Wettable Flank 16-SW-TQFN (3x3)
LTC3873ETS8#TRMPBF Analog Devices Inc.

LTC3873ETS8#TRMPBF

IC REG CTRLR MULT TOP TSOT23-8

Analog Devices Inc.

157
RFQ
LTC3873ETS8#TRMPBF Datasheet

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 8.4V ~ 60V - 78% No No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount TSOT-23-8
UC2825DW Texas Instruments

UC2825DW

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

475
RFQ
UC2825DW Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
PXE1211CPMG023XTMA1 Infineon Technologies

PXE1211CPMG023XTMA1

IFX PRIMARION CNTRLLER

Infineon Technologies

3,975
RFQ

-

- - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
UCC2807D-1 Texas Instruments

UCC2807D-1

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

240
RFQ
UCC2807D-1 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 6.9V ~ 13.5V 202kHz 78% No No - - -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
LM25118Q1MHX/NOPB Texas Instruments

LM25118Q1MHX/NOPB

IC REG CTRLR BUCK 20TSSOP

Texas Instruments

5,895
RFQ
LM25118Q1MHX/NOPB Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 1 1 3V ~ 42V Up to 500kHz 75% No Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 20-HTSSOP
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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.