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
SG2843DM Microchip Technology

SG2843DM

IC REG CTRLR BUCK 8SOIC

Microchip Technology

3,160
RFQ
SG2843DM Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 7.6V ~ 30V 1Hz ~ 500kHz 95% No No - - -25°C ~ 85°C (TA) - - Surface Mount 8-SOIC
SG2846DW Microchip Technology

SG2846DW

IC REG CTRLR MULT TOP 16SOIC

Microchip Technology

1,517
RFQ

-

- 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Push-Pull 2 1 8V ~ 40V 1Hz ~ 500kHz - Yes Yes - Current Limit, Enable -25°C ~ 85°C (TA) - - Surface Mount 16-SOIC
SG3524D Microchip Technology

SG3524D

IC REG CTRLR MULT TOP 16SOIC

Microchip Technology

1,108
RFQ
SG3524D Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Flyback, Push-Pull 2 1 8V ~ 40V 100kHz ~ 300kHz 49% Yes No - Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
SG3525AN Microchip Technology

SG3525AN

IC REG CTRLR PUSH-PULL 16DIP

Microchip Technology

3,987
RFQ
SG3525AN Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up/Step-Down Positive Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
SG3526BDW Microchip Technology

SG3526BDW

IC REG CTRLR BUCK/FLYBACK 18SOIC

Microchip Technology

3,614
RFQ
SG3526BDW Datasheet

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Flyback 2 1 8V ~ 35V 1Hz ~ 500kHz 49% Yes No - Dead Time Control, Enable, Frequency Control, Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 18-SOIC
SG3526BN Microchip Technology

SG3526BN

IC REG CTRLR BUCK/FLYBACK 18DIP

Microchip Technology

1,108
RFQ
SG3526BN Datasheet

Datasheet

- 18-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Flyback 2 1 8V ~ 35V 1Hz ~ 500kHz 49% Yes No - Dead Time Control, Enable, Frequency Control, Reset, Soft Start 0°C ~ 70°C (TA) - - Through Hole 18-PDIP
SG3526DW Microchip Technology

SG3526DW

IC REG CTRLR BUCK/FLYBACK 18SOIC

Microchip Technology

1,699
RFQ
SG3526DW Datasheet

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Flyback 2 1 8V ~ 35V 1Hz ~ 350kHz 49% Yes No - Dead Time Control, Enable, Frequency Control, Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 18-SOIC
SG3526N Microchip Technology

SG3526N

IC REG CTRLR BUCK/FLYBACK 18DIP

Microchip Technology

4,171
RFQ
SG3526N Datasheet

Datasheet

- 18-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Flyback 2 1 8V ~ 35V 1Hz ~ 350kHz 49% Yes No - Dead Time Control, Enable, Frequency Control, Reset, Soft Start 0°C ~ 70°C (TA) - - Through Hole 18-PDIP
SG3845DM Microchip Technology

SG3845DM

IC REG CTRLR FLYBACK 8SOIC

Microchip Technology

2,760
RFQ
SG3845DM Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 1Hz ~ 500kHz 48% Yes No - - 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
SG3845M Microchip Technology

SG3845M

IC REG CTRLR FLYBACK 8DIP

Microchip Technology

4,287
RFQ
SG3845M Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 1Hz ~ 500kHz 48% Yes No - - 0°C ~ 70°C (TA) - - Through Hole 8-DIP
SG3846DW Microchip Technology

SG3846DW

IC REG CTRLR MULT TOP 16SOIC

Microchip Technology

4,156
RFQ

-

- 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Push-Pull 2 1 8V ~ 40V 1Hz ~ 500kHz - Yes Yes - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
UC2843ADM Microchip Technology

UC2843ADM

IC REG CTRLR BUCK/BOOST 8SOIC

Microchip Technology

2,918
RFQ
UC2843ADM Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver 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 8-SOIC
LM2657MTC/NOPB Texas Instruments

LM2657MTC/NOPB

IC REG CTRLR BUCK 28TSSOP

Texas Instruments

1,123
RFQ
LM2657MTC/NOPB Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Tube 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
LM27241MTC/NOPB Texas Instruments

LM27241MTC/NOPB

IC REG CTRLR BUCK 20TSSOP

Texas Instruments

3,861
RFQ

-

- 20-TSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz ~ 500kHz 75% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -5°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
LM2746MXA/NOPB Texas Instruments

LM2746MXA/NOPB

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

2,939
RFQ
LM2746MXA/NOPB Datasheet

Datasheet

- 14-PowerTSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-HTSSOP
IR3637STRPBF Infineon Technologies

IR3637STRPBF

IC REG CTRLR BUCK 8SOIC

Infineon Technologies

2,109
RFQ
IR3637STRPBF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 400kHz 85% Yes No - Enable, Soft Start 0°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
FAN5037MX onsemi

FAN5037MX

IC REG CTRLR BUCK 8SOIC

onsemi

4,731
RFQ
FAN5037MX Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 5.25V - 85% No No - - 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
FAN7554D onsemi

FAN7554D

IC REG CTRLR MULT TOPOLOGY 8SOIC

onsemi

4,327
RFQ
FAN7554D Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 9V ~ 30V 500kHz 95% Yes No - Soft Start -25°C ~ 85°C (TA) - - Surface Mount 8-SOIC
ISL6420IRZ Renesas Electronics Corporation

ISL6420IRZ

IC REG CTRLR BUCK 20QFN

Renesas Electronics Corporation

2,442
RFQ
ISL6420IRZ Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 5.6V ~ 16V 100kHz ~ 1.4MHz 96% Yes No - Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-QFN (4x4)
ISL6520BCBZ Renesas Electronics Corporation

ISL6520BCBZ

IC REG CTRLR BUCK 8SOIC

Renesas Electronics Corporation

2,229
RFQ
ISL6520BCBZ Datasheet

Datasheet

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