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
TPS5210PWPR Texas Instruments

TPS5210PWPR

IC REG CTRLR BUCK 28HTSSOP

Texas Instruments

3,936
RFQ
TPS5210PWPR Datasheet

Datasheet

- 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 11.4V ~ 13V - - Yes No - Current Limit, Enable, Power Good, Soft Start 0°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
LTC3728LEUH-1#TRPBF Analog Devices Inc.

LTC3728LEUH-1#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

3,154
RFQ
LTC3728LEUH-1#TRPBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad 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 -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LT3782AIFE#TRPBF Analog Devices Inc.

LT3782AIFE#TRPBF

IC REG CTRLR BOOST 28TSSOP

Analog Devices Inc.

2,965
RFQ
LT3782AIFE#TRPBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 6V ~ 40V 154kHz ~ 465kHz 94% Yes Yes - Enable, Frequency Control, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
LTC1735IS#TRPBF Analog Devices Inc.

LTC1735IS#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

4,363
RFQ
LTC1735IS#TRPBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 30V 300kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SO
LTC1735IS-1#TRPBF Analog Devices Inc.

LTC1735IS-1#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

3,918
RFQ
LTC1735IS-1#TRPBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V 300kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SO
LTC3727EG#TRPBF Analog Devices Inc.

LTC3727EG#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

1,503
RFQ
LTC3727EG#TRPBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 30V 255kHz ~ 530kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
UC3874DW-1 Texas Instruments

UC3874DW-1

IC REG CTRLR BUCK 18SOIC

Texas Instruments

2,760
RFQ
UC3874DW-1 Datasheet

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 9V ~ 36V Up to 300kHz 100% Yes No - Soft Start 0°C ~ 70°C (TA) - - Surface Mount 18-SOIC
ISL78223AAZ Renesas Electronics Corporation

ISL78223AAZ

IC REG CTRLR FULL-BRIDGE 20QSOP

Renesas Electronics Corporation

601
RFQ
ISL78223AAZ Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Tube Last Time Buy Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge 1 1 9V ~ 16V Up to 2MHz 99% Yes No - Frequency Control, Ramp, Soft Start -40°C ~ 105°C (TA) Automotive AEC-Q100 Surface Mount 20-QSOP
UC2886D Texas Instruments

UC2886D

IC REG CTRLR BUCK 16SOIC

Texas Instruments

4,150
RFQ
UC2886D Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.3V ~ 20V 85kHz ~ 115kHz 85% No No - Enable, Frequency Control -25°C ~ 85°C (TA) - - Surface Mount 16-SOIC
UC3874N-2 Texas Instruments

UC3874N-2

IC REG CTRLR BUCK 18DIP

Texas Instruments

4,295
RFQ
UC3874N-2 Datasheet

Datasheet

- 18-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.4V ~ 36V Up to 300kHz 100% Yes No - Soft Start 0°C ~ 70°C (TA) - - Through Hole 18-PDIP
UC3874DW-2 Unitrode

UC3874DW-2

1A, 300KHZ BIPOLAR, PDSO18

Unitrode

5,640
RFQ
UC3874DW-2 Datasheet

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.4V ~ 36V Up to 300kHz 100% Yes No - Soft Start 0°C ~ 70°C (TA) - - Surface Mount 18-SOIC
UC3874DW-2 Texas Instruments

UC3874DW-2

IC REG CTRLR BUCK 18SOIC

Texas Instruments

4,192
RFQ
UC3874DW-2 Datasheet

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.4V ~ 36V Up to 300kHz 100% Yes No - Soft Start 0°C ~ 70°C (TA) - - Surface Mount 18-SOIC
UCC2806DTR Texas Instruments

UCC2806DTR

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

3,077
RFQ
UCC2806DTR Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
TPS5633PWPR Texas Instruments

TPS5633PWPR

IC REG CTRLR BUCK 28HTSSOP

Texas Instruments

1,810
RFQ
TPS5633PWPR Datasheet

Datasheet

- 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 11.4V ~ 13V - - Yes No - Enable, Power Good, Soft Start 0°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
UCC3806PW Texas Instruments

UCC3806PW

IC REG CTRLR MULT TOP 16TSSOP

Texas Instruments

2,818
RFQ
UCC3806PW Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-TSSOP
UC2864DWTR Texas Instruments

UC2864DWTR

SWITCHING CONTROLLER

Texas Instruments

1,000
RFQ
UC2864DWTR Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 22V 50kHz ~ 500kHz 1 No No - Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
ZL8101ALAF Renesas Electronics Corporation

ZL8101ALAF

IC REG CTRLR BUCK PMBUS 32QFN

Renesas Electronics Corporation

600
RFQ
ZL8101ALAF Datasheet

Datasheet

Digital-DC™ 32-VFQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14V 200kHz ~ 1.4MHz 95% Yes Yes I2C, PMBus, SMBus Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3827EG-1#TRPBF Analog Devices Inc.

LTC3827EG-1#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,663
RFQ
LTC3827EG-1#TRPBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3851AIMSE#TRPBF Analog Devices Inc.

LTC3851AIMSE#TRPBF

IC REG CTRLR BUCK 16MSOP

Analog Devices Inc.

4,858
RFQ
LTC3851AIMSE#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 ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
LX1671CLQ Microchip Technology

LX1671CLQ

IC REG CTRLR BUCK 38MLPQ

Microchip Technology

1,993
RFQ
LX1671CLQ Datasheet

Datasheet

LoadSHARE™ 38-VFQFN Exposed Pad Bulk Obsolete Transistor Driver Step-Down Positive Buck 4 2 4.5V ~ 5.5V 300kHz 85% Yes No - Current Limit, Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 38-MLPQ (5x7)
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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.