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
MIC4680-3.3BM-TR Microchip Technology

MIC4680-3.3BM-TR

IC REG BUCK 3.3V 1.3A 8SOIC

Microchip Technology

4,536
RFQ
MIC4680-3.3BM-TR Datasheet

Datasheet

SuperSwitcher™ 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Step-Down Positive Buck Fixed 1 4V 34V 3.3V - 1.3A 200kHz No -40°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
MP1527DR-LF-Z Monolithic Power Systems Inc.

MP1527DR-LF-Z

IC REG BOOST ADJ 2A 16QFN

Monolithic Power Systems Inc.

4,283
RFQ
MP1527DR-LF-Z Datasheet

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Obsolete Step-Up Positive Boost Adjustable 1 2.6V 25V 3.3V 25V 2A 1.3MHz No -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
MAX861CSA+T Analog Devices Inc./Maxim Integrated

MAX861CSA+T

IC REG CHARG PUMP INV 50MA 8SOIC

Analog Devices Inc./Maxim Integrated

2,806
RFQ
MAX861CSA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Ratiometric Positive or Negative Charge Pump Fixed 1 1.5V, 2.5V 5.5V -Vin, 2Vin - 50mA 13kHz, 100kHz, 250kHz No - - - Surface Mount 8-SOIC
RT7237BHGSP Richtek USA Inc.

RT7237BHGSP

IC REG BUCK ADJ 2A 8SOP

Richtek USA Inc.

3,721
RFQ
RT7237BHGSP Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 18V 0.8V 12V 2A 1.2MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 8-SOP-EP
ST1S03PMR STMicroelectronics

ST1S03PMR

IC REG BUCK ADJ 1.5A 6DFN

STMicroelectronics

4,184
RFQ
ST1S03PMR Datasheet

Datasheet

- 6-VDFN Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 3V 16V 0.8V 13.92V 1.5A 1.5MHz No 0°C ~ 125°C (TJ) - - Surface Mount 6-DFN-EP (3x3)
ST1S06PM33R STMicroelectronics

ST1S06PM33R

IC REG BUCK 3.3V 1.5A 6DFN

STMicroelectronics

3,503
RFQ
ST1S06PM33R Datasheet

Datasheet

- 6-VDFN Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4.2V 6V 3.3V - 1.5A 1.5MHz Yes -30°C ~ 85°C (TJ) - - Surface Mount 6-DFN (3x3)
LM2750SDX-ADJ/NOPB Texas Instruments

LM2750SDX-ADJ/NOPB

IC REG CHARGE PUMP ADJ 1 10WSON

Texas Instruments

3,962
RFQ
LM2750SDX-ADJ/NOPB Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Charge Pump Adjustable 1 2.7V 5.6V 3.8V 5.2V 120mA 1.7MHz No -40°C ~ 125°C (TA) - - Surface Mount 10-WSON (3x3)
FAN53555BUC08X onsemi

FAN53555BUC08X

IC REG BUCK PROG 4A 20WLCSP

onsemi

4,301
RFQ
FAN53555BUC08X Datasheet

Datasheet

TinyBuck® 20-UFBGA, WLCSP Tape & Reel (TR) Last Time Buy Step-Down Positive Buck Programmable 1 2.5V 5.5V 0.6V 1.23V 4A 2.4MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 20-WLCSP (1.96x1.56)
TLF50211ELXUMA1 Infineon Technologies

TLF50211ELXUMA1

IC REG BUCK 5V 500MA PGSSOP14

Infineon Technologies

4,619
RFQ
TLF50211ELXUMA1 Datasheet

Datasheet

- 14-LSSOP (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4.75V 45V 5V - 500mA 2.25MHz No -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount PG-SSOP-14-EP
TPS62203TDE1 Texas Instruments

TPS62203TDE1

IC REG BUCK 3.3V 300MA DIE

Texas Instruments

1,194
RFQ
TPS62203TDE1 Datasheet

Datasheet

- Die Tube Obsolete Step-Down Positive Buck Fixed 1 2.5V 6V 3.3V - 300mA 1MHz Yes -40°C ~ 85°C (TA) - - - Die
ZSSC4169DE4R Renesas Electronics Corporation

ZSSC4169DE4R

IC REG PQFN

Renesas Electronics Corporation

3,113
RFQ
ZSSC4169DE4R Datasheet

Datasheet

* - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - -
MPQ2451DJ-LF-P Monolithic Power Systems Inc.

MPQ2451DJ-LF-P

IC REG BUCK ADJ 600MA TSOT23-6-L

Monolithic Power Systems Inc.

2,986
RFQ
MPQ2451DJ-LF-P Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 3.3V 36V 0.8V 32.4V 600mA 2MHz No -40°C ~ 125°C (TJ) - - Surface Mount TSOT-23-6-L
TPS54429EPWP Texas Instruments

TPS54429EPWP

IC REG BUCK ADJ 4.5A 14HTSSOP

Texas Instruments

4,588
RFQ
TPS54429EPWP Datasheet

Datasheet

SWIFT™, D-CAP2™, Eco-Mode™ 14-PowerTSSOP (0.173", 4.40mm Width) Tube Obsolete Step-Down Positive Buck Adjustable 1 7V 18V 0.76V 5.5V 4.5A 700kHz Yes -20°C ~ 85°C (TA) - - Surface Mount 14-HTSSOP
LM2594MX-12 Texas Instruments

LM2594MX-12

IC REG BUCK 12V 500MA 8SOIC

Texas Instruments

3,293
RFQ
LM2594MX-12 Datasheet

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4.5V 40V 12V - 500mA 150kHz No -40°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
A8651KLPTR-T Allegro MicroSystems

A8651KLPTR-T

IC REG BUCK ADJ 2A DL 20TSSOP

Allegro MicroSystems

3,858
RFQ
A8651KLPTR-T Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 2 2.5V 5.5V 0.8V 5.5V 2A 350kHz ~ 2.2MHz Yes -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 20-TSSOP-EP
A8651KLPTR-T-1 Allegro MicroSystems

A8651KLPTR-T-1

IC REG BUCK ADJ 2A DL 20TSSOP

Allegro MicroSystems

4,410
RFQ
A8651KLPTR-T-1 Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 2 2.5V 5.5V 0.8V 5.5V 2A 350kHz ~ 2.2MHz Yes -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 20-TSSOP-EP
MPQ4431GL-AEC1-Z Monolithic Power Systems Inc.

MPQ4431GL-AEC1-Z

IC REG 1A 16QFN

Monolithic Power Systems Inc.

1,475
RFQ

-

* 16-PowerVQFN Tape & Reel (TR) Active - - - - - - - - - - - - - - - Surface Mount 16-QFN (3x4)
MPQ2166GRH-AEC1-Z Monolithic Power Systems Inc.

MPQ2166GRH-AEC1-Z

IC REG BUCK ADJ DL 18QFN

Monolithic Power Systems Inc.

1,149
RFQ
MPQ2166GRH-AEC1-Z Datasheet

Datasheet

MPQ 18-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 2 2.7V 6V 0.6V 5.5V 2A/2A, 3A/1A 350kHz ~ 3MHz Yes -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 18-QFN (2.5x3.5)
MPQ4415AGQBE-AEC1-Z Monolithic Power Systems Inc.

MPQ4415AGQBE-AEC1-Z

IC REG BUCK ADJ 1.5A 13QFN

Monolithic Power Systems Inc.

4,318
RFQ
MPQ4415AGQBE-AEC1-Z Datasheet

Datasheet

MPQ 13-PowerVQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4V 36V 0.8V 30.6V 1.5A 2.2MHz Yes -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 13-QFN (2.5x3)
MPQ4559DQ-AEC1-LF-P Monolithic Power Systems Inc.

MPQ4559DQ-AEC1-LF-P

IC REG BUCK ADJ 1.5A 10QFN

Monolithic Power Systems Inc.

1,146
RFQ
MPQ4559DQ-AEC1-LF-P Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 3.8V 55V 0.8V 52V 1.5A Up to 2MHz No -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 10-QFN (3x3)

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.