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
UCC38084PG4 Texas Instruments

UCC38084PG4

SWITCHING CONTROLLER, CURRENT-MO

Texas Instruments

246
RFQ
UCC38084PG4 Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Half-Bridge, Push-Pull 2 1 4.1V ~ 15V 200kHz 49% Yes No - Current Limit, Frequency Control 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
NCP5212AMNTXG onsemi

NCP5212AMNTXG

IC REG CTRLR BUCK 16QFN

onsemi

9,068
RFQ
NCP5212AMNTXG Datasheet

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 27V 300kHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
HARISL6521CBZ Intersil

HARISL6521CBZ

ISL6521 - PWM BUCK DC-DC

Intersil

912
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
LM3489MM Texas Instruments

LM3489MM

IC REG CTRLR BUCK 8VSSOP

Texas Instruments

562
RFQ
LM3489MM Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 35V Up to 1MHz 100% No No - Current Limit, Enable -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-VSSOP
UC3825QTR Texas Instruments

UC3825QTR

IC REG CTRLR MULT TOP 20PLCC

Texas Instruments

3,628
RFQ
UC3825QTR Datasheet

Datasheet

- 20-LCC (J-Lead) Tape & Reel (TR) Obsolete 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 20-PLCC (9x9)
MAX1523EUT-T Analog Devices Inc./Maxim Integrated

MAX1523EUT-T

MAX1523 SIMPLE BOOST CONTROLLER

Analog Devices Inc./Maxim Integrated

3,270
RFQ
MAX1523EUT-T Datasheet

Datasheet

- SOT-23-6 Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.5V ~ 5.5V - 90% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6
MAX1522EUT-T Analog Devices Inc./Maxim Integrated

MAX1522EUT-T

MAX1522 SIMPLE BOOST CONTROLLER

Analog Devices Inc./Maxim Integrated

2,364
RFQ
MAX1522EUT-T Datasheet

Datasheet

- SOT-23-6 Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.5V ~ 5.5V - 90% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6
UC3584N Unitrode

UC3584N

SWITCHING CONTROLLER, VOLTAGE-MO

Unitrode

775
RFQ
UC3584N Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
MCP1631VHV-500E/ST Microchip Technology

MCP1631VHV-500E/ST

IC REG CTRLR SEPIC 20TSSOP

Microchip Technology

589
RFQ
MCP1631VHV-500E/ST Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3.5V ~ 16V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
MCP1631VHV-330E/ST Microchip Technology

MCP1631VHV-330E/ST

IC REG CTRLR SEPIC 20TSSOP

Microchip Technology

567
RFQ
MCP1631VHV-330E/ST Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3.5V ~ 16V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
LM2743MTC-NS National Semiconductor

LM2743MTC-NS

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

18,158
RFQ
LM2743MTC-NS Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
LM2657MTCX/NOPB Texas Instruments

LM2657MTCX/NOPB

IC REG CTRLR BUCK 28TSSOP

Texas Instruments

4,009
RFQ
LM2657MTCX/NOPB Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 200kHz ~ 500kHz 70% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
LM2743MTC Texas Instruments

LM2743MTC

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

4,162
RFQ
LM2743MTC Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
LM5088QMHX-2/NOPB Texas Instruments

LM5088QMHX-2/NOPB

IC REG CTRLR BUCK 16TSSOP

Texas Instruments

2,500
RFQ
LM5088QMHX-2/NOPB Datasheet

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 75V 50kHz ~ 1MHz - No Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 16-HTSSOP
LV5655VB-TLM-E onsemi

LV5655VB-TLM-E

IC CONV DC-DC SW 3CH 24SSOP

onsemi

3,782
RFQ

-

* - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
LV5655VB-MPB-E onsemi

LV5655VB-MPB-E

IC CONV DC-DC SW 3CH 24SSOP

onsemi

1,424
RFQ

-

* - Tube Obsolete - - - - - - - - - - - - - - - - - -
UCC2897RTJT Texas Instruments

UCC2897RTJT

IC REG CTRLR MULT TOPOLOGY 20QFN

Texas Instruments

2,776
RFQ
UCC2897RTJT Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tape & Reel (TR) Not For New Designs Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 8.5V ~ 14.5V 250kHz 74% Yes Yes - Enable, On Time Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 20-QFN (4x4)
TPS53624RHAR Texas Instruments

TPS53624RHAR

IC REG CTRLR BUCK 40VQFN

Texas Instruments

4,606
RFQ
TPS53624RHAR Datasheet

Datasheet

D-CAP+™, Eco-Mode™ 40-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 28V 200kHz, 300kHz, 400kHz, 500kHz - Yes No - Current Limit, Enable, On Time Control, Phase Control, Power Good, Slew Control -10°C ~ 105°C (TA) - - Surface Mount 40-VQFN (6x6)
UCC2585M Texas Instruments

UCC2585M

IC REG CTRLR BUCK 16SSOP

Texas Instruments

1,703
RFQ
UCC2585M Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 500kHz 100% Yes No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
UC2874Q-2 Texas Instruments

UC2874Q-2

SWITCHING CONTROLLER

Texas Instruments

3,667
RFQ
UC2874Q-2 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
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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.