Voltage Regulators - DC DC Switching Regulators

Manufacturer Series Package/Case Packaging Product Status Function Output Configuration Topology Output Type Number of Outputs Voltage - Input (Min) Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Synchronous Rectifier Operating Temperature Grade Qualification Mounting Type Supplier Device 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Function Output Configuration Topology Output Type Number of Outputs Voltage - Input (Min) Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Synchronous Rectifier Operating Temperature Grade Qualification Mounting Type Supplier Device Package
MPQ4462DN-LF Monolithic Power Systems Inc.

MPQ4462DN-LF

IC REG BUCK ADJ 3.5A 8SOICE

Monolithic Power Systems Inc.

2,417
RFQ
MPQ4462DN-LF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tube Active Step-Down Positive Buck Adjustable 1 3.8V 36V 0.8V 30V 3.5A Up to 4MHz No -40°C ~ 125°C (TJ) - - Surface Mount 8-SOICE
MPQ8612GR-16-Z Monolithic Power Systems Inc.

MPQ8612GR-16-Z

IC REG BUCK ADJ 16A 17QFN

Monolithic Power Systems Inc.

3,875
RFQ
MPQ8612GR-16-Z Datasheet

Datasheet

- 14-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 1.5V 6V 0.608V 4.5V 16A 300kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 17-QFN (4x4)
MPQ8612GR-20-Z Monolithic Power Systems Inc.

MPQ8612GR-20-Z

IC REG BUCK ADJ 20A 17QFN

Monolithic Power Systems Inc.

3,124
RFQ
MPQ8612GR-20-Z Datasheet

Datasheet

- 14-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 1.5V 6V 0.608V 4.5V 20A 300kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 17-QFN (4x4)
MPQ8632DGLE-12-Z Monolithic Power Systems Inc.

MPQ8632DGLE-12-Z

IC REG BUCK ADJ 12A 16QFN

Monolithic Power Systems Inc.

2,993
RFQ
MPQ8632DGLE-12-Z Datasheet

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 4.5V 18V 0.611V 13V 12A 200kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x4)
MPQ8632DGLE-6-Z Monolithic Power Systems Inc.

MPQ8632DGLE-6-Z

IC REG BUCK ADJ 6A 16QFN

Monolithic Power Systems Inc.

4,597
RFQ
MPQ8632DGLE-6-Z Datasheet

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 4.5V 18V 0.611V 13V 6A 200kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x4)
NB632EL-LF-P Monolithic Power Systems Inc.

NB632EL-LF-P

IC REG BUCK ADJ 4A 14QFN

Monolithic Power Systems Inc.

1,006
RFQ
NB632EL-LF-P Datasheet

Datasheet

- 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 24V 0.8V 21.6V 4A 500kHz Yes -20°C ~ 85°C (TA) - - Surface Mount 14-QFN (3x4)
NB633EL-LF-Z Monolithic Power Systems Inc.

NB633EL-LF-Z

IC REG BUCK ADJ 3A 14QFN

Monolithic Power Systems Inc.

2,238
RFQ
NB633EL-LF-Z Datasheet

Datasheet

- 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 24V 0.8V 21.6V 3A 500kHz Yes -20°C ~ 85°C (TA) - - Surface Mount 14-QFN (3x4)
NB6381DL-LF-P Monolithic Power Systems Inc.

NB6381DL-LF-P

IC REG BUCK ADJ 8A 20QFN

Monolithic Power Systems Inc.

3,175
RFQ
NB6381DL-LF-P Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 28V 0.8V 13V 8A 200kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
NB6381DL-LF-Z Monolithic Power Systems Inc.

NB6381DL-LF-Z

IC REG BUCK ADJ 8A 20QFN

Monolithic Power Systems Inc.

4,159
RFQ
NB6381DL-LF-Z Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 28V 0.8V 13V 8A 200kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
NB638DL-LF-P Monolithic Power Systems Inc.

NB638DL-LF-P

IC REG BUCK ADJ 7A 20QFN

Monolithic Power Systems Inc.

2,271
RFQ
NB638DL-LF-P Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 28V 0.8V 13V 7A 200kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
NB638DL-LF-Z Monolithic Power Systems Inc.

NB638DL-LF-Z

IC REG BUCK ADJ 7A 20QFN

Monolithic Power Systems Inc.

1,880
RFQ
NB638DL-LF-Z Datasheet

Datasheet

- 20-VFQFN Exposed Pad Cut Tape (CT) Discontinued at Digi-Key Step-Down Positive Buck Adjustable 1 4.5V 28V 0.8V 13V 7A 200kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
NB639DL-LF-P Monolithic Power Systems Inc.

NB639DL-LF-P

IC REG BUCK ADJ 8A 20QFN

Monolithic Power Systems Inc.

1,586
RFQ
NB639DL-LF-P Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 28V 0.8V 13V 8A - Yes -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
NB639DL-LF-Z Monolithic Power Systems Inc.

NB639DL-LF-Z

IC REG BUCK ADJ 8A 20QFN

Monolithic Power Systems Inc.

1,290
RFQ
NB639DL-LF-Z Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 28V 0.8V 13V 8A - Yes -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
NB649EQJ-LF-P Monolithic Power Systems Inc.

NB649EQJ-LF-P

IC REG BUCK ADJ 8A 30QFN

Monolithic Power Systems Inc.

4,692
RFQ
NB649EQJ-LF-P Datasheet

Datasheet

- 30-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 25V 0.8V 15V 8A 600kHz Yes -20°C ~ 85°C (TA) - - Surface Mount 30-QFN (5x6)
NB650GL-Z Monolithic Power Systems Inc.

NB650GL-Z

IC REG BUCK ADJ 6A 17QFN

Monolithic Power Systems Inc.

2,591
RFQ
NB650GL-Z Datasheet

Datasheet

- 17-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 22.5V 0.6V 13V 6A 150kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 17-QFN (3x4)
NB650HGL-Z Monolithic Power Systems Inc.

NB650HGL-Z

IC REG BUCK ADJ 6A 17QFN

Monolithic Power Systems Inc.

1,881
RFQ
NB650HGL-Z Datasheet

Datasheet

- 17-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 22.5V 0.6V 13V 6A 150kHz ~ 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 17-QFN (3x4)
NB671AGQ-Z Monolithic Power Systems Inc.

NB671AGQ-Z

IC REG BUCK ADJ 6A 16QFN

Monolithic Power Systems Inc.

4,633
RFQ
NB671AGQ-Z Datasheet

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 5V 22V 0.604V 5.5V 6A 500kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
NB671LBGQ-Z Monolithic Power Systems Inc.

NB671LBGQ-Z

IC REG BUCK ADJ 6A 16QFN

Monolithic Power Systems Inc.

4,522
RFQ

-

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 22V 0.604V 5.5V 6A 500kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
NB671LGQ-Z Monolithic Power Systems Inc.

NB671LGQ-Z

IC REG BUCK ADJ 6A 16QFN

Monolithic Power Systems Inc.

3,710
RFQ
NB671LGQ-Z Datasheet

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 5.5V 22V 0.604V 5.5V 6A 500kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
NB672GL-Z Monolithic Power Systems Inc.

NB672GL-Z

IC REG BUCK ADJ 6A 21QFN

Monolithic Power Systems Inc.

3,986
RFQ
NB672GL-Z Datasheet

Datasheet

- 21-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 5V 22V 0.604V 5.5V 6A 500kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 21-QFN (3x4)

Voltage Regulators - DC DC Switching Regulators 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 Voltage Regulators - DC DC Switching Regulators 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 Voltage Regulators - DC DC Switching Regulators 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.

Voltage Regulators - DC DC Switching Regulators FAQ

Can FPGAX source both active and end-of-life Voltage Regulators - DC DC Switching Regulators 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 Voltage Regulators - DC DC Switching Regulators 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.