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
ISL6420AIRZ Renesas Electronics Corporation

ISL6420AIRZ

IC REG CTRLR BUCK 20QFN

Renesas Electronics Corporation

4,498
RFQ
ISL6420AIRZ Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 5.6V ~ 28V 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)
ISL6420IA Renesas Electronics Corporation

ISL6420IA

IC REG CTRLR BUCK 20QSOP

Renesas Electronics Corporation

3,203
RFQ
ISL6420IA Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) 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-QSOP
ISL6420IAZ Renesas Electronics Corporation

ISL6420IAZ

IC REG CTRLR BUCK 20QSOP

Renesas Electronics Corporation

1,524
RFQ
ISL6420IAZ Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) 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-QSOP
ISL6420IAZ-TK Renesas Electronics Corporation

ISL6420IAZ-TK

IC REG CTRLR BUCK 20QSOP

Renesas Electronics Corporation

1,010
RFQ
ISL6420IAZ-TK Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) 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-QSOP
ISL6420IRZ-T Renesas Electronics Corporation

ISL6420IRZ-T

IC REG CTRLR BUCK 20QFN

Renesas Electronics Corporation

3,477
RFQ
ISL6420IRZ-T Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) 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)
ISL6420IRZ-TK Renesas Electronics Corporation

ISL6420IRZ-TK

IC REG CTRLR BUCK 20QFN

Renesas Electronics Corporation

1,359
RFQ
ISL6420IRZ-TK Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) 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)
ISL6439AIB Renesas Electronics Corporation

ISL6439AIB

IC REG CTRLR BUCK 14SOIC

Renesas Electronics Corporation

3,361
RFQ
ISL6439AIB Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6439AIBZ Renesas Electronics Corporation

ISL6439AIBZ

IC REG CTRLR BUCK 14SOIC

Renesas Electronics Corporation

3,729
RFQ
ISL6439AIBZ Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6439AIR Renesas Electronics Corporation

ISL6439AIR

IC REG CTRLR BUCK 16QFN

Renesas Electronics Corporation

3,565
RFQ
ISL6439AIR Datasheet

Datasheet

- 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6439AIRZ Renesas Electronics Corporation

ISL6439AIRZ

IC REG CTRLR BUCK 16QFN

Renesas Electronics Corporation

1,638
RFQ
ISL6439AIRZ Datasheet

Datasheet

- 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6439CBZ Renesas Electronics Corporation

ISL6439CBZ

IC REG CTRLR BUCK 14SOIC

Renesas Electronics Corporation

4,494
RFQ
ISL6439CBZ 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
ISL6439IB Renesas Electronics Corporation

ISL6439IB

IC REG CTRLR BUCK 14SOIC

Renesas Electronics Corporation

4,557
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
ISL6439IBZ Renesas Electronics Corporation

ISL6439IBZ

IC REG CTRLR BUCK 14SOIC

Renesas Electronics Corporation

4,303
RFQ
ISL6439IBZ 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
ISL6439IR Renesas Electronics Corporation

ISL6439IR

IC REG CTRLR BUCK 16QFN

Renesas Electronics Corporation

2,845
RFQ
ISL6439IR 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 -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6439IRZ Renesas Electronics Corporation

ISL6439IRZ

IC REG CTRLR BUCK 16QFN

Renesas Electronics Corporation

4,317
RFQ
ISL6439IRZ 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 -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6440IA Renesas Electronics Corporation

ISL6440IA

IC REG CTRLR BUCK 24QSOP

Renesas Electronics Corporation

4,049
RFQ
ISL6440IA Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 5.6V ~ 24V 300kHz 93% Yes No - Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
ISL6445IAZ Renesas Electronics Corporation

ISL6445IAZ

IC REG CTRLR BUCK 24QSOP

Renesas Electronics Corporation

2,296
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 5.6V ~ 24V 1.4MHz 73% Yes No - Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
ISL6520ACB Renesas Electronics Corporation

ISL6520ACB

IC REG CTRLR BUCK 8SOIC

Renesas Electronics Corporation

2,335
RFQ
ISL6520ACB 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 - Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
ISL6520ACBZA Renesas Electronics Corporation

ISL6520ACBZA

IC REG CTRLR BUCK 8SOIC

Renesas Electronics Corporation

3,786
RFQ
ISL6520ACBZA 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 - Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
ISL6520ACBZA-T Renesas Electronics Corporation

ISL6520ACBZA-T

IC REG CTRLR BUCK 8SOIC

Renesas Electronics Corporation

2,928
RFQ
ISL6520ACBZA-T 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 300kHz 100% Yes No - Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
Total 10167 Record«Prev1... 447448449450451452453454...509Next»

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.