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
MIC38HC45-1BM Microchip Technology

MIC38HC45-1BM

CURRENT-MODE PWM CONTROLLER

Microchip Technology

8,534
RFQ
MIC38HC45-1BM 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 - 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
SG1577SY Fairchild Semiconductor

SG1577SY

DUAL SWITCHING CONTROLLER, VOLTA

Fairchild Semiconductor

8,000
RFQ
SG1577SY Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Bulk Active - - - - 2 - 8V ~ 15V - 95% - - - - -40°C ~ 85°C (TA) - - Surface Mount 20-SOIC
ISL6406IR-T Intersil

ISL6406IR-T

SWITCHING CONTROLLER

Intersil

6,000
RFQ
ISL6406IR-T Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk 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-QFN (5x5)
CA2524EX Harris Corporation

CA2524EX

REGULATING PULSE WIDTH MODULATOR

Harris Corporation

3,446
RFQ
CA2524EX Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up/Step-Down Positive Flyback, Push-Pull 2 1 8V ~ 40V Up to 300kHz 45% No No - Current limit, Dead Time Control, Enable, Frequency Control, Ramp 0°C ~ 70°C - - Through Hole 16-PDIP
ISL6525CB-T Intersil

ISL6525CB-T

SWITCHING CONTROLLER

Intersil

2,500
RFQ
ISL6525CB-T Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz 100% Yes No - Frequency Control, Phase Control, Power Good, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
NCP81109JMNTXG onsemi

NCP81109JMNTXG

IC REG BUCK CTLR 48QFN

onsemi

4,561
RFQ

-

- 48-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 48-QFN (6x6)
MAX5022EPA+ Analog Devices Inc./Maxim Integrated

MAX5022EPA+

IC REG CTLR FLYBK/FWRD CONV 8DIP

Analog Devices Inc./Maxim Integrated

4,977
RFQ
MAX5022EPA+ Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 11V ~ 28V 262kHz 75% No No - - -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
ISL6526IR-TR5146 Intersil

ISL6526IR-TR5146

SWITCHING CONTROLLER, VOLTAGE-MO

Intersil

6,000
RFQ

-

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 1 Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
TL594CD Texas Instruments

TL594CD

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

2,855
RFQ
TL594CD Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk 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 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
ISL6527ACR Intersil

ISL6527ACR

SWITCHING CONTROLLER

Intersil

3,301
RFQ
ISL6527ACR Datasheet

Datasheet

- 16-VQFN Exposed Pad 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 16-QFN (5x5)
ISL6527ACB-T Intersil

ISL6527ACB-T

SWITCHING CONTROLLER

Intersil

2,500
RFQ
ISL6527ACB-T Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk 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
UC3843BVD onsemi

UC3843BVD

IC REG CTRLR FLYBACK 14SOIC

onsemi

2,205
RFQ
UC3843BVD Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 14-SOIC
UC2843ADW Texas Instruments

UC2843ADW

SWITCHING CONTROLLER

Texas Instruments

47,743
RFQ
UC2843ADW Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
SG1577DY Fairchild Semiconductor

SG1577DY

DUAL SWITCHING CONTROLLER

Fairchild Semiconductor

1,066
RFQ
SG1577DY Datasheet

Datasheet

- 20-DIP (0.300", 7.62mm) Tube Obsolete - - - - 2 - 8V ~ 15V - 95% - - - - -40°C ~ 85°C (TA) - - Through Hole 20-DIP
UCC3813PWTR-5 Texas Instruments

UCC3813PWTR-5

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

3,094
RFQ
UCC3813PWTR-5 Datasheet

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-TSSOP
TL3845D-8 Texas Instruments

TL3845D-8

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

680
RFQ
TL3845D-8 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.6V ~ 30V 100kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) Automotive AEC-Q100 Surface Mount 8-SOIC
UCC3813PW-1 Texas Instruments

UCC3813PW-1

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

3,857
RFQ
UCC3813PW-1 Datasheet

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.4V ~ 12V 46kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-TSSOP
ISL6526IB-TR5146 Intersil

ISL6526IB-TR5146

SWITCHING CONTROLLER, VOLTAGE-MO

Intersil

2,500
RFQ
ISL6526IB-TR5146 Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 1 Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6426CR Intersil

ISL6426CR

SWITCHING CONTROLLER

Intersil

2,280
RFQ
ISL6426CR Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 700kHz 96% Yes Yes - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C - - Surface Mount 16-QFN (5x5)
ISL6426IR Intersil

ISL6426IR

SWITCHING CONTROLLER

Intersil

2,080
RFQ
ISL6426IR Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 700kHz 96% Yes Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C - - Surface Mount 16-QFN (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.