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
LM3354MMX-5.0/NOPB Texas Instruments

LM3354MMX-5.0/NOPB

IC REG CHRG PUMP 5V 90MA 10VSSOP

Texas Instruments

2,250
RFQ

-

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Step-Up/Step-Down Positive Charge Pump Fixed 1 2.5V 5.5V 5V - 90mA 1MHz No -40°C ~ 85°C (TA) - - Surface Mount 10-VSSOP
LM34917TLX/NOPB Texas Instruments

LM34917TLX/NOPB

IC REG BUCK 1.25A 12DSBGA

Texas Instruments

3,445
RFQ

-

- 12-WFBGA Tape & Reel (TR) Obsolete Step-Down - Buck - 1 8V 33V - - 1.25A - - - - - Surface Mount 12-DSBGA
LM3670MFX-3.3/NOPB Texas Instruments

LM3670MFX-3.3/NOPB

IC REG BUCK 3.3V 350MA SOT23-5

Texas Instruments

1,474
RFQ
LM3670MFX-3.3/NOPB Datasheet

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 2.5V 5.5V 3.3V - 350mA 1MHz Yes -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
ISL8540IVEZ Renesas Electronics Corporation

ISL8540IVEZ

IC REG BUCK ADJ 2A 20HTSSOP

Renesas Electronics Corporation

4,037
RFQ

-

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Step-Down Positive Buck Adjustable 1 9V 40V 1.21V 35V 2A 100kHz ~ 600kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
FAN5355UC00X onsemi

FAN5355UC00X

IC REG BUCK PROG 800MA 12WLCSP

onsemi

2,764
RFQ
FAN5355UC00X Datasheet

Datasheet

- 12-UFBGA, WLCSP Tape & Reel (TR) Obsolete Step-Down Positive Buck Programmable 1 2.7V 5.5V 0.75V 1.54V 800mA 3MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 12-WLCSP (2.23x1.46)
TB7101F(T5L3.3,F) Toshiba Semiconductor and Storage

TB7101F(T5L3.3,F)

IC REG BUCK 3.3V 1A PS-8

Toshiba Semiconductor and Storage

4,709
RFQ
TB7101F(T5L3.3,F) Datasheet

Datasheet

- 8-SMD, Flat Leads Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4.3V 5.5V 3.3V - 1A 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount PS-8 (2.9x2.4)
TCV7100F(TE12L,Q) Toshiba Semiconductor and Storage

TCV7100F(TE12L,Q)

IC REG BUCK ADJ 2.5A 8SOP-ADV

Toshiba Semiconductor and Storage

2,255
RFQ

-

- 8-PowerTDFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 2.7V 5.5V 0.8V 5.5V 2.5A 800kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 8-SOP Advance (5x5)
UC2577TDKTTT-ADJG3 Texas Instruments

UC2577TDKTTT-ADJG3

IC REG BST FLYBACK ADJ 3A TO263

Texas Instruments

4,149
RFQ
UC2577TDKTTT-ADJG3 Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Obsolete Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter Adjustable 1 3V 40V 5V 60V 3A (Switch) 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263 (DDPAK-5)
FAN2106EMPX onsemi

FAN2106EMPX

IC REG BUCK ADJ 6A 25MLP

onsemi

4,981
RFQ
FAN2106EMPX Datasheet

Datasheet

TinyBuck® 25-WQFN Exposed Pad Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 3V 24V 0.8V 19.2V 6A 200kHz ~ 600kHz Yes -40°C ~ 85°C (TA) - - Surface Mount 25-MLP (6x5)
FAN5350UCX onsemi

FAN5350UCX

IC REG BUCK 1.82V 600MA 5WLCSP

onsemi

3,458
RFQ
FAN5350UCX Datasheet

Datasheet

- 5-UFBGA, WLCSP Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 2.7V 5.5V 1.82V - 600mA 3MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 5-WLCSP (0.96x1.33)
IP2004TR Infineon Technologies

IP2004TR

IC REG BUCK ADJ 40A LGA

Infineon Technologies

1,349
RFQ
IP2004TR Datasheet

Datasheet

iPOWIR™ Power Block (LGA) Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 3V 13.2V 0.8V 8V 40A 250kHz ~ 1.5MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount LGA (7.7x7.7)
IR3820MTRPBF Infineon Technologies

IR3820MTRPBF

IC REG BUCK ADJ 12A PQFN

Infineon Technologies

3,370
RFQ
IR3820MTRPBF Datasheet

Datasheet

SupIRBuck® 15-PowerVQFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 2.5V 21V 0.6V 12V 12A 600kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount PQFN (5x6)
IR3821MTRPBF Infineon Technologies

IR3821MTRPBF

IC REG BUCK ADJ 7A PQFN

Infineon Technologies

3,802
RFQ
IR3821MTRPBF Datasheet

Datasheet

SupIRBuck® 15-PowerVQFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 2.5V 21V 0.6V 12V 7A 600kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount PQFN (5x6)
IR3821AMTRPBF Infineon Technologies

IR3821AMTRPBF

IC REG BUCK ADJ 9A PQFN

Infineon Technologies

3,903
RFQ
IR3821AMTRPBF Datasheet

Datasheet

SupIRBuck® 15-PowerVQFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 2.5V 21V 0.6V 12V 9A 300kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount PQFN (5x6)
IR3812MTRPBF Infineon Technologies

IR3812MTRPBF

IC REG BUCK ADJ 4A PQFN

Infineon Technologies

3,107
RFQ
IR3812MTRPBF Datasheet

Datasheet

SupIRBuck® 15-PowerVQFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 2.5V 21V 0.6V 12V 4A 600kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount PQFN (5x6)
IR3822MTRPBF Infineon Technologies

IR3822MTRPBF

IC REG BUCK ADJ 4A PQFN

Infineon Technologies

2,828
RFQ
IR3822MTRPBF Datasheet

Datasheet

SupIRBuck® 15-PowerVQFN Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 2.5V 21V 0.6V 12V 4A 600kHz Yes -40°C ~ 125°C (TJ) - - Surface Mount PQFN (5x6)
21-0067 Infineon Technologies

21-0067

IC REG BUCK ADJ 40A LGA

Infineon Technologies

3,821
RFQ
21-0067 Datasheet

Datasheet

iPOWIR™ Power Block (LGA) Tray Obsolete Step-Down Positive Buck Adjustable 1 3V 13.2V 0.8V 8V 40A 250kHz ~ 1.5MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount LGA (7.7x7.7)
AP1538SG-13 Diodes Incorporated

AP1538SG-13

IC REG BUCK ADJ 3A 8SOP

Diodes Incorporated

1,618
RFQ
AP1538SG-13 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 3.6V 18V 0.8V 18V 3A 300kHz No -20°C ~ 85°C (TA) - - Surface Mount 8-SOP
AP5004SG-13 Diodes Incorporated

AP5004SG-13

IC REG BUCK ADJ 2.5A 8SOP

Diodes Incorporated

3,630
RFQ
AP5004SG-13 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 10V 32V 0.8V 6V 2.5A 300kHz No -10°C ~ 85°C (TA) - - Surface Mount 8-SOP
FAN5355UC02X onsemi

FAN5355UC02X

IC REG BUCK PROG 800MA 12WLCSP

onsemi

4,295
RFQ
FAN5355UC02X Datasheet

Datasheet

- 12-UFBGA, WLCSP Tape & Reel (TR) Obsolete Step-Down Positive Buck Programmable 1 2.7V 5.5V 0.75V 1.44V 800mA 3MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 12-WLCSP (2.23x1.46)

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.