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
CS5151GN16 onsemi

CS5151GN16

SWITCHING CONTROLLER

onsemi

1,000
RFQ
CS5151GN16 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
LM5025ASD National Semiconductor

LM5025ASD

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

500
RFQ
LM5025ASD Datasheet

Datasheet

- 16-WFDFN Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 580kHz 80% No Yes - Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
CS5421GD16 onsemi

CS5421GD16

DUAL SWITCHING CONTROLLER

onsemi

672
RFQ
CS5421GD16 Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 7.8V ~ 16V 150kHz ~ 750kHz 1 Yes No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
CS5422GDWFR24 onsemi

CS5422GDWFR24

IC REG CTRLR BUCK 24SOIC

onsemi

1,313
RFQ
CS5422GDWFR24 Datasheet

Datasheet

- 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 7.8V ~ 16V 150kHz ~ 600kHz 100% Yes No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 24-SOIC
ISL6406IB Intersil

ISL6406IB

SWITCHING CONTROLLER

Intersil

959
RFQ
ISL6406IB Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 715kHz 96% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
LM5031SD National Semiconductor

LM5031SD

LM5031SD

National Semiconductor

1,000
RFQ

-

- 10-WDFN Exposed Pad Bulk Active - - - - - - - - - - - - - - - - Surface Mount 10-WSON (4x4)
MIC38C43-1BM Microchip Technology

MIC38C43-1BM

CURRENT-MODE PWM CONTROLLER

Microchip Technology

652
RFQ
MIC38C43-1BM Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6431ACB Intersil

ISL6431ACB

SWITCHING CONTROLLER

Intersil

408
RFQ
ISL6431ACB Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz 100% Yes No - Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
UC2842BD1 onsemi

UC2842BD1

IC REG CTRLR BST FLYBK ISO 8SOIC

onsemi

1,589
RFQ
UC2842BD1 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control -25°C ~ 85°C (TA) - - Surface Mount 8-SOIC
ISL6439CB Intersil

ISL6439CB

SWITCHING CONTROLLER

Intersil

1,000
RFQ
ISL6439CB Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 100% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
ISL6522BIB Intersil

ISL6522BIB

SWITCHING CONTROLLER

Intersil

962
RFQ
ISL6522BIB Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz 100% Yes No - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6406IV Intersil

ISL6406IV

SWITCHING CONTROLLER

Intersil

960
RFQ
ISL6406IV Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 715kHz 96% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-TSSOP
ISL6406CV Intersil

ISL6406CV

SWITCHING CONTROLLER

Intersil

672
RFQ
ISL6406CV Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 715kHz 96% Yes Yes - Enable, Frequency Control, Phase Control, Soft Start, Sync 0°C ~ 70°C (TA) - - Surface Mount 16-TSSOP
NCP1230AP65 onsemi

NCP1230AP65

SWITCHING CONTROLLER

onsemi

1,000
RFQ
NCP1230AP65 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
ISL6526CB Intersil

ISL6526CB

SWITCHING CONTROLLER

Intersil

490
RFQ
ISL6526CB Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 100% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
TL594ID Texas Instruments

TL594ID

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

4,855
RFQ
TL594ID Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube 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 7V ~ 40V 1kHz ~ 300kHz 97% No No - Dead Time Control, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
ISL6527ACB Intersil

ISL6527ACB

SWITCHING CONTROLLER

Intersil

910
RFQ
ISL6527ACB Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 100% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
ISL6406CR Intersil

ISL6406CR

SWITCHING CONTROLLER

Intersil

600
RFQ
ISL6406CR Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 715kHz 96% Yes Yes - Enable, Frequency Control, Phase Control, Soft Start, Sync 0°C ~ 70°C (TA) - - Surface Mount 16-QFN (5x5)
MIC38HC43BN Microchip Technology

MIC38HC43BN

CURRENT-MODE PWM CONTROLLER

Microchip Technology

501
RFQ
MIC38HC43BN Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 8-DIP
LM5041ASD National Semiconductor

LM5041ASD

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

1,000
RFQ
LM5041ASD Datasheet

Datasheet

- 16-WFDFN Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive - 1 1 15V ~ 90V 200kHz, 600kHz - Yes Yes - Dead Time Control, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
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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.