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
LM2576-3.3BU TR Microchip Technology

LM2576-3.3BU TR

IC REG BUCK 3.3V 3A TO263-5

Microchip Technology

2,430
RFQ
LM2576-3.3BU TR Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4V 40V 3.3V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5
LM2576-5.0BT Microchip Technology

LM2576-5.0BT

IC REG BUCK 5V 3A TO220-5

Microchip Technology

4,713
RFQ
LM2576-5.0BT Datasheet

Datasheet

- TO-220-5 Bulk Obsolete Step-Down Positive Buck Fixed 1 4V 40V 5V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Through Hole TO-220-5
LM2576-5.0BU Microchip Technology

LM2576-5.0BU

IC REG BUCK 5V 3A TO263-5

Microchip Technology

3,273
RFQ
LM2576-5.0BU Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Bulk Obsolete Step-Down Positive Buck Fixed 1 4V 40V 5V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5
LM2576-5.0BU TR Microchip Technology

LM2576-5.0BU TR

IC REG BUCK 5V 3A TO263-5

Microchip Technology

1,227
RFQ
LM2576-5.0BU TR Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4V 40V 5V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5
LM2576BU TR Microchip Technology

LM2576BU TR

IC REG BUCK ADJ 3A TO263-5

Microchip Technology

3,909
RFQ
LM2576BU TR Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 4V 40V 1.23V 37V 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5
MIC2171BT Microchip Technology

MIC2171BT

IC REG BUCK BST ADJ 2.5A TO220-5

Microchip Technology

4,593
RFQ
MIC2171BT Datasheet

Datasheet

- TO-220-5 Bulk Obsolete Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative, Isolation Capable Buck, Boost, Cuk, Flyback, Forward Converter Adjustable 1 3V 40V - 65V (Switch) 2.5A (Switch) 100kHz No -40°C ~ 85°C (TA) - - Through Hole TO-220-5
MIC2171BU TR Microchip Technology

MIC2171BU TR

IC REG BUCK BST ADJ 2.5A TO263-5

Microchip Technology

2,238
RFQ
MIC2171BU TR Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Obsolete Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative, Isolation Capable Buck, Boost, Cuk, Flyback, Forward Converter Adjustable 1 3V 40V - 65V (Switch) 2.5A (Switch) 100kHz No -40°C ~ 85°C (TA) - - Surface Mount TO-263-5
MIC2172BN Microchip Technology

MIC2172BN

IC REG BOOST CUK ADJ 1.25A 8PDIP

Microchip Technology

4,409
RFQ
MIC2172BN Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Obsolete Step-Up, Step-Up/Step-Down Positive or Negative, Isolation Capable Boost, Cuk, Flyback, Forward Converter Adjustable 1 3V 40V 1.24V 65V (Switch) 1.25A (Switch) 100kHz No -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
MIC2177YWM-TR Microchip Technology

MIC2177YWM-TR

IC REG BUCK ADJ 2.5A 20SOIC

Microchip Technology

1,445
RFQ
MIC2177YWM-TR Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 4.5V 16.5V 1.245V 16.5V 2.5A 200kHz No -40°C ~ 125°C (TJ) - - Surface Mount 20-SOIC
MIC2178-3.3YWM-TR Microchip Technology

MIC2178-3.3YWM-TR

IC REG BUCK 3.3V 2.5A 20SOIC

Microchip Technology

3,223
RFQ
MIC2178-3.3YWM-TR Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4.5V 16.5V 3.3V - 2.5A 200kHz No -40°C ~ 125°C (TJ) - - Surface Mount 20-SOIC
MIC2178-5.0YWM-TR Microchip Technology

MIC2178-5.0YWM-TR

IC REG BUCK 5V 2.5A 20SOIC

Microchip Technology

2,778
RFQ
MIC2178-5.0YWM-TR Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Fixed 1 4.5V 16.5V 5V - 2.5A 200kHz No -40°C ~ 125°C (TJ) - - Surface Mount 20-SOIC
MIC2178YWM-TR Microchip Technology

MIC2178YWM-TR

IC REG BUCK ADJ 2.5A 20SOIC

Microchip Technology

3,222
RFQ
MIC2178YWM-TR Datasheet

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Step-Down Positive Buck Adjustable 1 4.5V 16.5V 1.245V 16.5V 2.5A 200kHz No -40°C ~ 125°C (TJ) - - Surface Mount 20-SOIC
MIC2571-2YMM-TR Microchip Technology

MIC2571-2YMM-TR

IC REG BOOST ADJ 1A 8MSOP

Microchip Technology

2,750
RFQ
MIC2571-2YMM-TR Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Boost Adjustable 1 0.9V 15V 0.9V 36V (Switch) 1A (Switch) 20kHz No -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
MIC3172BN Microchip Technology

MIC3172BN

IC REG BUCK BOOST 1.25A 8PDIP

Microchip Technology

3,102
RFQ
MIC3172BN Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Obsolete Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost, Cuk, Flyback, Forward Converter - 1 3V 40V - - 1.25A 100kHz No -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
MIC4574-5.0BN Microchip Technology

MIC4574-5.0BN

IC REG BUCK 5V 500MA 8PDIP

Microchip Technology

1,010
RFQ
MIC4574-5.0BN Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Obsolete Step-Down Positive Buck Fixed 1 4V 24V 5V - 500mA 200kHz No -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
MIC4574BN Microchip Technology

MIC4574BN

IC REG BUCK ADJ 500MA 8PDIP

Microchip Technology

1,262
RFQ
MIC4574BN Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Obsolete Step-Down Positive Buck Adjustable 1 4V 24V 1.23V 20V 500mA 200kHz No -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
MIC4575-3.3BU Microchip Technology

MIC4575-3.3BU

IC REG BCK BST 3.3V 1.7A TO263-5

Microchip Technology

2,606
RFQ
MIC4575-3.3BU Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Bulk Obsolete Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost Fixed 1 4V 24V 3.3V - 1.7A (Switch) 200kHz No -40°C ~ 85°C (TA) - - Surface Mount TO-263-5
MIC4575-3.3BU TR Microchip Technology

MIC4575-3.3BU TR

IC REG BCK BST 3.3V 1.7A TO263-5

Microchip Technology

1,197
RFQ
MIC4575-3.3BU TR Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Obsolete Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost Fixed 1 4V 24V 3.3V - 1.7A (Switch) 200kHz No -40°C ~ 85°C (TA) - - Surface Mount TO-263-5
MIC4575-5.0BT Microchip Technology

MIC4575-5.0BT

IC REG BUCK BST 5V 1.7A TO220-5

Microchip Technology

1,167
RFQ
MIC4575-5.0BT Datasheet

Datasheet

- TO-220-5 Bulk Obsolete Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost Fixed 1 4V 24V 5V - 1.7A (Switch) 200kHz No -40°C ~ 85°C (TA) - - Through Hole TO-220-5
MIC4575-5.0BU TR Microchip Technology

MIC4575-5.0BU TR

IC REG BUCK BST 5V 1.7A TO263-5

Microchip Technology

1,242
RFQ
MIC4575-5.0BU TR Datasheet

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Obsolete Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost Fixed 1 4V 24V 5V - 1.7A (Switch) 200kHz No -40°C ~ 85°C (TA) - - Surface Mount TO-263-5

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.