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
LTC3860IUH#TRPBF Analog Devices Inc.

LTC3860IUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

2,117
RFQ
LTC3860IUH#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 2 3V ~ 5.5V 250kHz ~ 1.25MHz 91.5% No No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
ISL8120IRZ-TK Renesas Electronics Corporation

ISL8120IRZ-TK

IC REG CTRLR BUCK 32QFN

Renesas Electronics Corporation

2,669
RFQ
ISL8120IRZ-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, Power Good -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3866EFE#TRPBF Analog Devices Inc.

LTC3866EFE#TRPBF

IC REG CTRLR BUCK 24TSSOP

Analog Devices Inc.

1,995
RFQ
LTC3866EFE#TRPBF Datasheet

Datasheet

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 250kHz ~ 770kHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 24-TSSOP
UC2856N Texas Instruments

UC2856N

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

4,968
RFQ
UC2856N Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 40V 200kHz 47% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
UC3525BDWG4 Texas Instruments

UC3525BDWG4

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

1,856
RFQ
UC3525BDWG4 Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) 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 - Dead Time Control, Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
LM27213SQX Texas Instruments

LM27213SQX

IC REG CTRLR BUCK 48WQFN

Texas Instruments

1,378
RFQ
LM27213SQX Datasheet

Datasheet

- 48-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 6V - - Yes No - Current Limit, Enable, Power Good, Soft Start -5°C ~ 105°C (TA) - - Surface Mount 48-WQFN (7x7)
MAX1960EEP+T Analog Devices Inc./Maxim Integrated

MAX1960EEP+T

IC REG CTRLR BUCK 20QSOP

Analog Devices Inc./Maxim Integrated

4,321
RFQ
MAX1960EEP+T Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.35V ~ 5.5V 500kHz, 1MHz 92% Yes Yes - Current Limit, Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 20-QSOP
SG2845M Microsemi Corporation

SG2845M

IC REG CTRLR FLYBACK 8DIP

Microsemi Corporation

4,473
RFQ
SG2845M Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Discontinued at Digi-Key Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 1Hz ~ 500kHz 48% Yes No - - -25°C ~ 85°C (TA) - - Through Hole 8-DIP
MAX16932ATIS/V+T Analog Devices Inc./Maxim Integrated

MAX16932ATIS/V+T

IC REG CTRLR BUCK 28TQFN

Analog Devices Inc./Maxim Integrated

4,403
RFQ
MAX16932ATIS/V+T Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 42V 1MHz ~ 2.2MHz 98.5% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-TQFN (5x5)
MAX16932ATIT/V+T Analog Devices Inc./Maxim Integrated

MAX16932ATIT/V+T

IC REG CTRLR BUCK 28TQFN

Analog Devices Inc./Maxim Integrated

3,596
RFQ
MAX16932ATIT/V+T Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 42V 1MHz ~ 2.2MHz, 500kHz ~ 1.1MHz 98.5% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-TQFN (5x5)
MAX16932BATIU/V+T Analog Devices Inc./Maxim Integrated

MAX16932BATIU/V+T

IC REG CTRLR BUCK 28TQFN

Analog Devices Inc./Maxim Integrated

3,769
RFQ
MAX16932BATIU/V+T Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 42V 1MHz ~ 2.2MHz, 500kHz ~ 1.1MHz 98.5% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-TQFN (5x5)
MAX16932CATIU/V+T Analog Devices Inc./Maxim Integrated

MAX16932CATIU/V+T

IC REG BUCK 3.3V/5V/ADJ 28TQFN

Analog Devices Inc./Maxim Integrated

3,060
RFQ
MAX16932CATIU/V+T Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 42V 1MHz ~ 2.2MHz, 500kHz ~ 1.1MHz 98.5% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-TQFN (5x5)
BD9842FV-E2 Rohm Semiconductor

BD9842FV-E2

IC REG CTRLR BUCK 20SSOP

Rohm Semiconductor

2,994
RFQ
BD9842FV-E2 Datasheet

Datasheet

- 20-LSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 2 1 3.6V ~ 35V 100kHz ~ 1.5MHz - No No - Dead Time Control, Enable, Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 20-SSOP-B
LTC3809IDD-1#TRPBF Analog Devices Inc.

LTC3809IDD-1#TRPBF

IC REG CTRLR BUCK 10DFN

Analog Devices Inc.

4,790
RFQ
LTC3809IDD-1#TRPBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.75V ~ 9.8V 550kHz 100% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 10-DFN (3x3)
LTC3809IMSE-1#TRPBF Analog Devices Inc.

LTC3809IMSE-1#TRPBF

IC REG CTRLR BUCK 10MSOP

Analog Devices Inc.

1,968
RFQ
LTC3809IMSE-1#TRPBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.75V ~ 9.8V 550kHz 100% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 10-MSOP-EP
TPS43351QDAPRQ1 Texas Instruments

TPS43351QDAPRQ1

IC REG CTRLR BUCK 38HTSSOP

Texas Instruments

2,470
RFQ
TPS43351QDAPRQ1 Datasheet

Datasheet

- 38-PowerTSSOP (0.240", 6.10mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 40V 150kHz ~ 600kHz 98.75% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 38-HTSSOP
BD9031FV-CE2 Rohm Semiconductor

BD9031FV-CE2

IC REG CTRLR BOOST 16SSOP

Rohm Semiconductor

1,449
RFQ
BD9031FV-CE2 Datasheet

Datasheet

- 16-LSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Up Positive, Isolation Capable Boost 1 1 4.5V ~ 30V 20kHz ~ 600kHz 87% No No - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP-B
ISL78264ARZ Renesas Electronics Corporation

ISL78264ARZ

ISL78264ARZ AUTOMOTIVE GRADE - D

Renesas Electronics Corporation

2,832
RFQ
ISL78264ARZ Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 1 3.75V ~ 42V 200kHz ~ 2.2MHz 98.75% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Sync -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount, Wettable Flank 32-QFN (5x5)
MCP19123-E/MQ Microchip Technology

MCP19123-E/MQ

DIGITALLY ENHANCED POWER ANALOG

Microchip Technology

4,815
RFQ
MCP19123-E/MQ Datasheet

Datasheet

- 28-VFQFN Exposed Pad Tube Active PWM Signal Step-Down Positive Buck 1 2 4.5V ~ 40V 100kHz ~ 1.6MHz - Yes Yes I2C, PMBus, SMBus Enable, Frequency Control, Power Good, Soft Start, Watchdog -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 28-QFN (5x5)
MAX797CSE-T Analog Devices Inc./Maxim Integrated

MAX797CSE-T

IC REG CTRLR MULT TOP 16SOIC

Analog Devices Inc./Maxim Integrated

2,579
RFQ
MAX797CSE-T Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Buck, Boost, Flyback 1 1 4.5V ~ 30V 150kHz, 300kHz 96% Yes Yes - Enable, Pulse Skipping, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-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.