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
LM2853MH-3.0/NOPB Texas Instruments

LM2853MH-3.0/NOPB

IC REG BUCK 3V 3A 14HTSSOP

Texas Instruments

1,503
RFQ
LM2853MH-3.0/NOPB Datasheet

Datasheet

SIMPLE SWITCHER® 14-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Buck Fixed 1 3V 5.5V 3V - 3A 550kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 14-HTSSOP
LM63440AASQRYFRQ1 Texas Instruments

LM63440AASQRYFRQ1

IC REG BUCK ADJ 4A 22VQFN

Texas Instruments

4,681
RFQ
LM63440AASQRYFRQ1 Datasheet

Datasheet

LM634x0-Q1 22-PowerTFQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 3V 36V 1V 34.2V 4A 200kHz ~ 1MHz Yes -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 22-VQFN-HR (3.5x4)
LM64440BPPQRYFRQ1 Texas Instruments

LM64440BPPQRYFRQ1

IC REG BUCK 3.3V 4A 22VQFN

Texas Instruments

1,898
RFQ
LM64440BPPQRYFRQ1 Datasheet

Datasheet

LM644x0-Q1 22-PowerTFQFN Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 3V 36V 3.3V - 4A 2.1MHz Yes -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 22-VQFN-HR (3.5x4)
LM64440APPQRYFRQ1 Texas Instruments

LM64440APPQRYFRQ1

IC REG BUCK ADJ 4A 22VQFN

Texas Instruments

2,446
RFQ
LM64440APPQRYFRQ1 Datasheet

Datasheet

LM644x0-Q1 22-PowerTFQFN Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 3V 36V 1V 34.2V 4A 2.1MHz Yes -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 22-VQFN-HR (3.5x4)
LM2675N-12 Texas Instruments

LM2675N-12

IC REG BUCK 12V 1A 8PDIP

Texas Instruments

1,536
RFQ
LM2675N-12 Datasheet

Datasheet

SIMPLE SWITCHER® 8-DIP (0.300", 7.62mm) Tube Obsolete Step-Down Positive Buck Fixed 1 6.5V 40V 12V - 1A 260kHz No -40°C ~ 125°C (TJ) - - Through Hole 8-PDIP
LM2675N-3.3 Texas Instruments

LM2675N-3.3

IC REG BUCK 3.3V 1A 8PDIP

Texas Instruments

3,343
RFQ
LM2675N-3.3 Datasheet

Datasheet

SIMPLE SWITCHER® 8-DIP (0.300", 7.62mm) Tube Obsolete Step-Down Positive Buck Fixed 1 6.5V 40V 3.3V - 1A 260kHz No -40°C ~ 125°C (TJ) - - Through Hole 8-PDIP
TPS54317RHFRG4 Texas Instruments

TPS54317RHFRG4

IC REG BUCK ADJ 3A 24VQFN

Texas Instruments

3,106
RFQ
TPS54317RHFRG4 Datasheet

Datasheet

SWIFT™ 24-VFQFN Exposed Pad Tape & Reel (TR) Discontinued at Digi-Key Step-Down Positive Buck Adjustable 1 3V 6V 0.891V 3.3V 3A 350kHz, 550kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 24-VQFN (5x4)
ISL78234AARZ-T Renesas Electronics Corporation

ISL78234AARZ-T

IC REG BUCK ADJ 4A 16WFQFN

Renesas Electronics Corporation

4,503
RFQ
ISL78234AARZ-T Datasheet

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 2.7V 5.5V 0.6V 5.5V 4A 420kHz ~ 4.2MHz Yes -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 16-WFQFN (5x5)
LM2676SDX-12 Texas Instruments

LM2676SDX-12

IC REG BUCK 12V 3A 14VSON

Texas Instruments

4,199
RFQ
LM2676SDX-12 Datasheet

Datasheet

SIMPLE SWITCHER® 14-VDFN Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 8V 40V 12V - 3A 260kHz No -40°C ~ 125°C (TJ) - - Surface Mount 14-VSON (5x6)
LM2676SDX-5.0 Texas Instruments

LM2676SDX-5.0

IC REG BUCK 5V 3A 14VSON

Texas Instruments

2,485
RFQ
LM2676SDX-5.0 Datasheet

Datasheet

SIMPLE SWITCHER® 14-VDFN Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 8V 40V 5V - 3A 260kHz No -40°C ~ 125°C (TJ) - - Surface Mount 14-VSON (5x6)
MIC33M356-FAYMP-TR Microchip Technology

MIC33M356-FAYMP-TR

IC REG 3A 24QFN

Microchip Technology

2,827
RFQ
MIC33M356-FAYMP-TR Datasheet

Datasheet

- 24-PowerFQFN Tape & Reel (TR) Active - - - - - - - - - - - - - - - Surface Mount 24-QFN (3x4.5)
LM2598SX-ADJ Texas Instruments

LM2598SX-ADJ

IC REG BUCK ADJ 1A TO263

Texas Instruments

1,683
RFQ
LM2598SX-ADJ Datasheet

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 4.5V 40V 1.2V 37V 1A 150kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263 (DDPAK-7)
LM2700QMTX-ADJ/NOPB Texas Instruments

LM2700QMTX-ADJ/NOPB

IC REG BOOST ADJ 2.55A 14TSSOP

Texas Instruments

2,935
RFQ
LM2700QMTX-ADJ/NOPB Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Up Positive Boost Adjustable 1 2.2V 12V 1.26V 17.5V 2.55A (Switch) 600kHz, 1.25MHz No -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 14-TSSOP
TPS54313PWPRG4 Texas Instruments

TPS54313PWPRG4

IC REG BUCK 1.5V 3A 20HTSSOP

Texas Instruments

4,625
RFQ
TPS54313PWPRG4 Datasheet

Datasheet

SWIFT™ 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 3V 6V 1.5V - 3A 350kHz, 550kHz Yes -40°C ~ 85°C (TA) - - Surface Mount 20-HTSSOP
TPS54315PWPRG4 Texas Instruments

TPS54315PWPRG4

IC REG BUCK 2.5V 3A 20HTSSOP

Texas Instruments

1,321
RFQ
TPS54315PWPRG4 Datasheet

Datasheet

SWIFT™ 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 3V 6V 2.5V - 3A 350kHz, 550kHz Yes -40°C ~ 85°C (TA) - - Surface Mount 20-HTSSOP
SC4502HMLTRT Semtech Corporation

SC4502HMLTRT

IC REG BOOST ADJ 1.4A 10MLPD

Semtech Corporation

3,731
RFQ

-

- 10-VFDFN Exposed Pad Tape & Reel (TR) Obsolete Step-Up Positive Boost Adjustable 1 1.4V 16V 1.4V 40V 1.4A (Switch) 1.5MHz No -40°C ~ 85°C (TA) - - Surface Mount 10-MLPD (3x3)
LTC3526EDC#TRPBF Analog Devices Inc.

LTC3526EDC#TRPBF

IC REG BOOST ADJ 500MA 6DFN

Analog Devices Inc.

1,691
RFQ
LTC3526EDC#TRPBF Datasheet

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Boost Adjustable 1 1V 5.25V 1.6V 5.25V 500mA (Switch) 1MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 6-DFN (2x2)
LTC3526EDC-2#TRPBF Analog Devices Inc.

LTC3526EDC-2#TRPBF

IC REG BOOST ADJ 500MA 6DFN

Analog Devices Inc.

4,264
RFQ
LTC3526EDC-2#TRPBF Datasheet

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Boost Adjustable 1 0.5V 5V 1.6V 5.25V 500mA (Switch) 2MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 6-DFN (2x2)
LT3495EDDB-1#TRPBF Analog Devices Inc.

LT3495EDDB-1#TRPBF

IC REG BST SEPIC ADJ 275MA 10DFN

Analog Devices Inc.

3,247
RFQ
LT3495EDDB-1#TRPBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Boost, SEPIC Adjustable 1 2.5V 16V 2.5V 40V (Switch) 275mA (Switch) - No -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x2)
LM3668SDX-2833/NOPB Texas Instruments

LM3668SDX-2833/NOPB

IC REG BUCK BOOST PROG 1A 12WSON

Texas Instruments

2,442
RFQ
LM3668SDX-2833/NOPB Datasheet

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Obsolete Step-Up/Step-Down Positive Buck-Boost Programmable 1 2.5V 5.5V 2.8V, 3.3V - 1A 2.2MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 12-WSON (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.