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
ISL6522CV Intersil

ISL6522CV

SWITCHING CONTROLLER

Intersil

1,854
RFQ
ISL6522CV Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm 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 0°C ~ 70°C (TA) - - Surface Mount 14-TSSOP
ISL6406CB Intersil

ISL6406CB

SWITCHING CONTROLLER

Intersil

1,147
RFQ
ISL6406CB Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm 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-SOIC
MIC38C43-1BN Microchip Technology

MIC38C43-1BN

CURRENT-MODE PWM CONTROLLER

Microchip Technology

3,169
RFQ
MIC38C43-1BN Datasheet

Datasheet

- 14-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 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-DIP
ISL6522CV-T Intersil

ISL6522CV-T

SWITCHING CONTROLLER

Intersil

2,500
RFQ
ISL6522CV-T Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz 100% Yes No - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-TSSOP
CS5212GDR14 onsemi

CS5212GDR14

IC REG CTRLR BUCK 14SOIC

onsemi

1,926
RFQ
CS5212GDR14 Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 3.1V ~ 7V 150kHz ~ 750kHz 100% Yes No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
ISL6406IB-T Intersil

ISL6406IB-T

SWITCHING CONTROLLER

Intersil

7,475
RFQ
ISL6406IB-T Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) 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-SOIC
ISL6406CB-T Intersil

ISL6406CB-T

SWITCHING CONTROLLER

Intersil

2,500
RFQ
ISL6406CB-T Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm 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-SOIC
NCP81101MNTWG onsemi

NCP81101MNTWG

IC REG BUCK CTLR 1PH 28QFN

onsemi

1,196
RFQ

-

- 28-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 28-QFN (5x5)
TL3844DR Texas Instruments

TL3844DR

IC REG CTRLR BST FLYBK CM 14SOIC

Texas Instruments

3,204
RFQ
TL3844DR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
CS5212EDR14 onsemi

CS5212EDR14

IC REG CTRLR BUCK 14SOIC

onsemi

3,431
RFQ
CS5212EDR14 Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 3.1V ~ 7V 150kHz ~ 750kHz 100% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6439IB Intersil

ISL6439IB

SWITCHING CONTROLLER

Intersil

3,050
RFQ
ISL6439IB 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 -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
TL3842DR Texas Instruments

TL3842DR

IC REG CTRLR BST FLYBK CM 14SOIC

Texas Instruments

2,545
RFQ
TL3842DR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 97% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
UC3842BD onsemi

UC3842BD

IC REG CTRLR PWM CM 14-SOIC

onsemi

1,433
RFQ
UC3842BD 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 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
ADP3182JRQZ-REEL Analog Devices Inc.

ADP3182JRQZ-REEL

SWITCHING CONTROLLER, VOLTAGE-MO

Analog Devices Inc.

802,500
RFQ
ADP3182JRQZ-REEL Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Bulk Active PWM Signal Step-Down Positive Buck 3 3 12V 250kHz ~ 3MHz - No No - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 20-QSOP
NCP1589DMNTWG onsemi

NCP1589DMNTWG

IC REG CTRLR BUCK 10DFN

onsemi

2,529
RFQ
NCP1589DMNTWG Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 13.2V - 83% Yes No - Enable, Power Good 0°C ~ 95°C (TA) - - Surface Mount, Wettable Flank 10-DFN (3x3)
MIC38C43-1BM TR Microchip Technology

MIC38C43-1BM TR

BICMOS CURRENT-MODE PWM CONTROLL

Microchip Technology

20,000
RFQ
MIC38C43-1BM TR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active 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
KA3511DS Fairchild Semiconductor

KA3511DS

SWITCHING CONTROLLER

Fairchild Semiconductor

15,600
RFQ
KA3511DS Datasheet

Datasheet

- 22-DIP (0.400", 10.16mm) Tube Obsolete Transistor Driver - Positive - 2 1 14V ~ 30V 10kHz 48% No No - Dead Time Control, Enable, Frequency Control, Power Good -25°C ~ 85°C (TA) - - Through Hole 22-DIP
CS51221EDR16 onsemi

CS51221EDR16

IC REG CTRLR FWRD CONV 16SOIC

onsemi

3,349
RFQ
CS51221EDR16 Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 3.8V ~ 15V 1MHz 85% No Yes - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
ADP3158JR Analog Devices Inc.

ADP3158JR

4 BIT PROGRAMMABLE SYNCHRONOUS B

Analog Devices Inc.

6,941
RFQ
ADP3158JR Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 4 1 - - - Yes No - Current Limit, Frequency Control 0°C ~ 70°C - - Surface Mount 16-SOIC
ADP3182JRQZ-REEL-AD Analog Devices Inc.

ADP3182JRQZ-REEL-AD

SWITCHING CONTROLLER, VOLTAGE-MO

Analog Devices Inc.

4,654
RFQ

-

- 20-SSOP (0.154", 3.90mm Width) Bulk Active PWM Step-Down Positive Buck 3 3 12V 250kHz ~ 3MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Ramp, Reset, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 20-QSOP
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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.