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
LTC3624EDD#PBF Analog Devices Inc.

LTC3624EDD#PBF

IC REG BUCK ADJ 2A 8DFN

Analog Devices Inc.

9,298
RFQ
LTC3624EDD#PBF Datasheet

Datasheet

- 8-WFDFN Exposed Pad Tube Active Step-Down Positive Buck Adjustable 1 2.7V 17V 0.6V 17V 2A 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 8-DFN (3x3)
LT3991EDD#TRPBF Analog Devices Inc.

LT3991EDD#TRPBF

IC REG BUCK ADJ 1.2A 10DFN

Analog Devices Inc.

7,986
RFQ
LT3991EDD#TRPBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.3V 55V 1.19V 30V 1.2A 200kHz ~ 2MHz No -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
LTC3388EDD-3#TRPBF Analog Devices Inc.

LTC3388EDD-3#TRPBF

IC REG BUCK PROG 50MA 10DFN

Analog Devices Inc.

7,542
RFQ
LTC3388EDD-3#TRPBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Programmable 1 2.7V 20V 2.8V, 3V, 3.3V, 5V - 50mA - Yes -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
LT3991EMSE-3.3#TRPBF Analog Devices Inc.

LT3991EMSE-3.3#TRPBF

IC REG BUCK 3.3V 1.2A 10MSOP

Analog Devices Inc.

7,498
RFQ
LT3991EMSE-3.3#TRPBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 4.3V 55V 3.3V - 1.2A 200kHz ~ 2MHz No -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP-EP
LTC3388EMSE-3#TRPBF Analog Devices Inc.

LTC3388EMSE-3#TRPBF

IC REG BUCK PROG 50MA 10MSOP

Analog Devices Inc.

7,154
RFQ
LTC3388EMSE-3#TRPBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Programmable 1 2.7V 20V 2.8V, 3V, 3.3V, 5V - 50mA - Yes -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP-EP
LT3991EMSE#TRPBF Analog Devices Inc.

LT3991EMSE#TRPBF

IC REG BUCK ADJ 1.2A 10MSOP

Analog Devices Inc.

6,187
RFQ
LT3991EMSE#TRPBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.3V 55V 1.19V 30V 1.2A 200kHz ~ 2MHz No -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP-EP
LTC3624EDD#TRPBF Analog Devices Inc.

LTC3624EDD#TRPBF

IC REG BUCK ADJ 2A 8DFN

Analog Devices Inc.

5,488
RFQ
LTC3624EDD#TRPBF Datasheet

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 2.7V 17V 0.6V 17V 2A 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 8-DFN (3x3)
LTC3129EMSE#TRPBF Analog Devices Inc.

LTC3129EMSE#TRPBF

IC REG BUCK BST ADJ 200MA 16MSOP

Analog Devices Inc.

5,402
RFQ
LTC3129EMSE#TRPBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Buck-Boost Adjustable 1 1.92V 15V 1.4V 15.75V 200mA 1.2MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
LT3682EDD#TRPBF Analog Devices Inc.

LT3682EDD#TRPBF

IC REG BUCK ADJ 1A 12DFN

Analog Devices Inc.

5,155
RFQ
LT3682EDD#TRPBF Datasheet

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 3.6V 36V 0.8V 20V 1A 250kHz ~ 2.2MHz No -40°C ~ 125°C (TJ) - - Surface Mount 12-DFN (3x3)
LTC3631EMS8E#PBF Analog Devices Inc.

LTC3631EMS8E#PBF

IC REG BUCK ADJ 100MA 8MSOP

Analog Devices Inc.

4,174
RFQ
LTC3631EMS8E#PBF Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive or Negative Buck Adjustable 1 4.5V 45V 0.8V 45V 100mA - Yes -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP-EP
LT8331EMSE#TRPBF Analog Devices Inc.

LT8331EMSE#TRPBF

IC REG BOOST FLYBACK ADJ 16MSOP

Analog Devices Inc.

4,095
RFQ
LT8331EMSE#TRPBF Datasheet

Datasheet

- 16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive or Negative, Isolation Capable Boost, Flyback, SEPIC Adjustable 1 4.5V 100V 1.6V, -0.8V 140V (Switch) 500mA (Switch) 100kHz ~ 500kHz No -40°C ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
LTC3631EDD-3.3#PBF Analog Devices Inc.

LTC3631EDD-3.3#PBF

IC REG BUCK 3.3V 100MA 8DFN

Analog Devices Inc.

4,039
RFQ
LTC3631EDD-3.3#PBF Datasheet

Datasheet

- 8-WFDFN Exposed Pad Tube Active Step-Down Positive or Negative Buck Fixed 1 4.5V 45V 3.3V - 100mA - Yes -40°C ~ 125°C (TJ) - - Surface Mount 8-DFN (3x3)
LTC3129EUD-1#TRPBF Analog Devices Inc.

LTC3129EUD-1#TRPBF

IC REG BUCK BST PROG 200MA 16QFN

Analog Devices Inc.

3,249
RFQ
LTC3129EUD-1#TRPBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Buck-Boost Programmable 1 1.92V 15V 2.5V 15V 200mA 1.2MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
LTC3129EUD#PBF Analog Devices Inc.

LTC3129EUD#PBF

IC REG BUCK BST ADJ 200MA 16QFN

Analog Devices Inc.

3,135
RFQ
LTC3129EUD#PBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Step-Up/Step-Down Positive Buck-Boost Adjustable 1 1.92V 15V 1.4V 15.75V 200mA 1.2MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
LTC3631EMS8E#TRPBF Analog Devices Inc.

LTC3631EMS8E#TRPBF

IC REG BUCK ADJ 100MA 8MSOP

Analog Devices Inc.

2,722
RFQ
LTC3631EMS8E#TRPBF Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive or Negative Buck Adjustable 1 4.5V 45V 0.8V 45V 100mA - Yes -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP-EP
LTC3631EMS8E-5#TRPBF Analog Devices Inc.

LTC3631EMS8E-5#TRPBF

IC REG BUCK 5V 100MA 8MSOP

Analog Devices Inc.

2,709
RFQ
LTC3631EMS8E-5#TRPBF Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive or Negative Buck Fixed 1 4.5V 45V 5V - 100mA - Yes -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP-EP
LT3957EUHE#TRPBF Analog Devices Inc.

LT3957EUHE#TRPBF

IC REG BOOST CUK ADJ 5A 36QFN

Analog Devices Inc.

2,650
RFQ
LT3957EUHE#TRPBF Datasheet

Datasheet

- 36-WFQFN, 28 Leads, Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive or Negative Boost, Cuk, Flyback, SEPIC Adjustable 1 3V 40V 1.6V 40V (Switch) 5A (Switch) 100kHz ~ 1MHz No -40°C ~ 125°C (TJ) - - Surface Mount 36-QFN (5x6)
LT3509EDE#PBF Analog Devices Inc.

LT3509EDE#PBF

IC REG BUCK ADJ 700MA DL 14DFN

Analog Devices Inc.

2,547
RFQ
LT3509EDE#PBF Datasheet

Datasheet

- 14-WFDFN Exposed Pad Tube Active Step-Down Positive Buck Adjustable 2 3.6V 36V 0.8V 34.2V 700mA 260kHz ~ 2.15MHz No -40°C ~ 125°C (TJ) - - Surface Mount 14-DFN (4x3)
LT3991EMSE#PBF Analog Devices Inc.

LT3991EMSE#PBF

IC REG BUCK ADJ 1.2A 10MSOP

Analog Devices Inc.

2,320
RFQ
LT3991EMSE#PBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Buck Adjustable 1 4.3V 55V 1.19V 30V 1.2A 200kHz ~ 2MHz No -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP-EP
LTC3129EUD-1#PBF Analog Devices Inc.

LTC3129EUD-1#PBF

IC REG BUCK BST PROG 200MA 16QFN

Analog Devices Inc.

1,996
RFQ
LTC3129EUD-1#PBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tube Active Step-Up/Step-Down Positive Buck-Boost Programmable 1 1.92V 15V 2.5V 15V 200mA 1.2MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
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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.