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
LTC3619IDD#TRPBF Analog Devices Inc.

LTC3619IDD#TRPBF

IC REG BUCK ADJ DL 10DFN

Analog Devices Inc.

4,829
RFQ
LTC3619IDD#TRPBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 2 2.5V 5.5V 0.6V 5V 400mA, 800mA 2.25MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
LTC3619IMSE#TRPBF Analog Devices Inc.

LTC3619IMSE#TRPBF

IC REG BUCK ADJ DL 10MSOP

Analog Devices Inc.

4,443
RFQ
LTC3619IMSE#TRPBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 2 2.5V 5.5V 0.6V 5V 400mA, 800mA 2.25MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP-EP
MAX17509ATJ+T Analog Devices Inc./Maxim Integrated

MAX17509ATJ+T

IC REG BUCK ADJ 3A DL 32TQFN

Analog Devices Inc./Maxim Integrated

2,729
RFQ

-

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 2 4.5V 16V 0.904V, 4.756V 3.782V, 5.048V 3A 500kHz, 1MHz, 1.5MHz, 2MHz No -40°C ~ 125°C (TA) - - Surface Mount 32-TQFN (5x5)
A8585KLKTR-T Allegro MicroSystems

A8585KLKTR-T

IC REG BUCK 5V 2A 10SOIC

Allegro MicroSystems

3,317
RFQ
A8585KLKTR-T Datasheet

Datasheet

- 10-LSOP (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 4V 35V 5V - 2A 300kHz ~ 550kHz No - Automotive AEC-Q100 Surface Mount 10-SOIC
NB671LAGQ-P Monolithic Power Systems Inc.

NB671LAGQ-P

IC REG BUCK ADJ 6A 16QFN

Monolithic Power Systems Inc.

3,396
RFQ
NB671LAGQ-P 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)
A8591KEJTR-J Allegro MicroSystems

A8591KEJTR-J

IC REG BUCK 5V 2A 10DFN

Allegro MicroSystems

2,033
RFQ
A8591KEJTR-J Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 4V 35V 5V - 2A 300kHz ~ 2MHz No -40°C ~ 150°C (TA) Automotive AEC-Q100 Surface Mount, Wettable Flank 10-DFN (3x3)
A8591KEJTR-J-1 Allegro MicroSystems

A8591KEJTR-J-1

IC REG BUCK 3.3V 2A 10DFN

Allegro MicroSystems

2,976
RFQ
A8591KEJTR-J-1 Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 4V 35V 3.3V - 2A 300kHz ~ 2MHz No -40°C ~ 150°C (TA) Automotive AEC-Q100 Surface Mount, Wettable Flank 10-DFN (3x3)
S6BP201A4AST2B000 Infineon Technologies

S6BP201A4AST2B000

IC REG BUCK BST 5.1V 1A 16TSSOP

Infineon Technologies

3,783
RFQ

-

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Buck-Boost Fixed 1 2.5V 42V 5.1V - 1A 200kHz ~ 2.1MHz Yes -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 16-TSSOP
S6BP201A7AST2B000 Infineon Technologies

S6BP201A7AST2B000

IC REG BUCK BST 5.2V 1A 16TSSOP

Infineon Technologies

4,986
RFQ

-

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Buck-Boost Fixed 1 2.5V 42V 5.2V - 1A 200kHz ~ 2.1MHz Yes -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 16-TSSOP
LM2678T-12 Texas Instruments

LM2678T-12

IC REG BUCK 12V 5A TO220-7

Texas Instruments

4,583
RFQ
LM2678T-12 Datasheet

Datasheet

SIMPLE SWITCHER® TO-220-7 Formed Leads Tube Obsolete Step-Down Positive Buck Fixed 1 15V 40V 12V - 5A 260kHz No -40°C ~ 125°C (TJ) - - Through Hole TO-220-7
LT1949ES8#TRPBF Analog Devices Inc.

LT1949ES8#TRPBF

IC REG BOOST SEPIC ADJ 1A 8SO

Analog Devices Inc.

2,956
RFQ
LT1949ES8#TRPBF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Boost, SEPIC Adjustable 1 1.7V 12V 1.7V 28V 1A (Switch) 600kHz No 0°C ~ 70°C (TA) - - Surface Mount 8-SO
TPS5430DDARG4 Texas Instruments

TPS5430DDARG4

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

4,032
RFQ
TPS5430DDARG4 Datasheet

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Step-Down Positive Buck Adjustable 1 5.5V 36V 1.221V 32.04V 3A 500kHz No -40°C ~ 125°C (TJ) - - Surface Mount 8-SO PowerPad
MAX4193ESA+T Analog Devices Inc./Maxim Integrated

MAX4193ESA+T

IC REG BOOST ADJ 525MA 8SOIC

Analog Devices Inc./Maxim Integrated

2,294
RFQ
MAX4193ESA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Step-Up Positive Boost Adjustable 1 3.5V 16.5V 3.5V 18V (Switch) 525mA (Switch) 25kHz No -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
TPS54162QPWPRQ1 Texas Instruments

TPS54162QPWPRQ1

IC REG BUCK ADJ 1A 20HTSSOP

Texas Instruments

2,374
RFQ
TPS54162QPWPRQ1 Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 3.6V 48V 0.9V 18V 1A 200kHz ~ 2.2MHz No -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 20-HTSSOP
LTC1261LIMS8-4#TRPBF Analog Devices Inc.

LTC1261LIMS8-4#TRPBF

IC REG CHARG PUMP -4V 20MA 8MSOP

Analog Devices Inc.

3,990
RFQ
LTC1261LIMS8-4#TRPBF Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up/Step-Down Negative Charge Pump Fixed 1 4.5V 5.25V -4V - 20mA 650kHz No -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
LTC1261LIMS8-4.5#TRPBF Analog Devices Inc.

LTC1261LIMS8-4.5#TRPBF

IC REG CHARGE PUMP -4.5V 8MSOP

Analog Devices Inc.

3,827
RFQ
LTC1261LIMS8-4.5#TRPBF Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up/Step-Down Negative Charge Pump Fixed 1 4.5V 5.25V -4.5V - 20mA 650kHz No -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
MAX17245ETESA+T Analog Devices Inc./Maxim Integrated

MAX17245ETESA+T

IC REG BCK PROG/1V 3.5A 16TQFN

Analog Devices Inc./Maxim Integrated

2,167
RFQ
MAX17245ETESA+T Datasheet

Datasheet

- 16-WQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Programmable (Fixed) 1 3.5V 36V 1V (3.3V) 10V 3.5A 400kHz ~ 2.2MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 16-TQFN (5x5)
TPS54672PWPRG4 Texas Instruments

TPS54672PWPRG4

IC REG BUCK 6A 28HTSSOP

Texas Instruments

2,353
RFQ
TPS54672PWPRG4 Datasheet

Datasheet

SWIFT™ 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Discontinued at Digi-Key Step-Down Positive Buck - 1 3V 6V - - 6A 350kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
ISL78236ARZ Renesas Electronics Corporation

ISL78236ARZ

IC REG BUCK ADJ 3A DL 24QFN

Renesas Electronics Corporation

4,264
RFQ
ISL78236ARZ Datasheet

Datasheet

- 24-VFQFN Exposed Pad Tube Active Step-Down Positive Buck Adjustable 2 2.85V 6V 1.2V 6V 3A 2.5MHz Yes -40°C ~ 105°C (TA) Automotive AEC-Q100 Surface Mount 24-QFN (4x4)
LM2577T-ADJ/LF02 Texas Instruments

LM2577T-ADJ/LF02

IC REG BST FLYBCK ADJ 3A TO220-5

Texas Instruments

1,261
RFQ
LM2577T-ADJ/LF02 Datasheet

Datasheet

SIMPLE SWITCHER® TO-220-5 Formed Leads Tube Obsolete Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter Adjustable 1 3.5V 40V 1.23V 60V (Switch) 3A (Switch) 52kHz No -40°C ~ 125°C (TJ) - - Through Hole TO-220-5

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.