1N5551US — Microchip Technology — Diodes & Rectifiers — product image
Microchip Technology

Microchip 1N5551US Rectifier Diodes 1.2V 3A 2µs 400V

Diodes & Rectifiers · Microchip Technology

MPN1N5551US

Microchip 1N5551US Rectifier Diode, Avalanche, 1 Phase, 1 Element, 5A, 400V V(RRM), Silicon

Available to Source

No live pricing is published for this part. Tell us what you need and we will quote within one business day.

Quoting several parts? Use the full RFQ form to upload a BOM.

  • Professional sourcingVetted supply chain with documented traceability
  • Genuine partsDocumented traceability on every shipment
  • ESD-safe handlingOriginal packaging, moisture controlled
  • Worldwide shippingConsolidated freight to 100+ countries

Product Overview

A closer look at 1N5551US as a diodes & rectifiers: functional summary, usage notes, and the features that matter in real designs.

Microchip 1N5551US Rectifier Diode, Avalanche, 1 Phase, 1 Element, 5A, 400V V(RRM), Silicon

Microchip 1N5551US Rectifier Diodes Overview

Rectifier Diode, Avalanche, 1 Phase, 1 Element, 5A, 400V V(RRM), Silicon

Key Features of Microchip 1N5551US Rectifier Diodes

  • Engineered to max Repetitive Reverse Voltage (Vrrm): 400V, supporting dependable performance in real-world designs.
  • Built to reverse Recovery Time: 2µs, making integration easier across a wide range of systems.
  • Designed to average Rectified Current: 3A, helping ensure consistent and reliable operation.
  • Designed to forward Voltage: 1.2V, helping ensure consistent and reliable operation.

Microchip 1N5551US Rectifier Diodes Applications

Industrial Automation & Control

  • Commonly applied in injection Molding Machines For Rectifying Ac Input Power. (1200-1600v, 50-150a, Module), supporting stable and efficient system performance.
  • Commonly applied in backup Generators – Auxiliary Power Supplies For Ac-dc Conversion. (600-1000v, 10-30a, Gbj), supporting stable and efficient system performance.
  • Commonly applied in industrial Welding Machines For High-current Ac Rectification. (200-400v, 100-300a, Stud Mount), supporting stable and efficient system performance.
  • Commonly applied in hmi Display Power Boards For Auxiliary Ac Rectification. (400-600v, 1-2a, Do-41), supporting stable and efficient system performance.
  • Often used in arc Welding Rectifier Units For Converting Transformer Ac To Dc Current. (200-400v, 200-500a, Stud Mount), where predictable behavior and reliability are important.

Consumer Electronics & Home Appliances

  • Commonly applied in smart Home Hubs For Internal Ac-dc Power Conversion. (600-800v, 1-2a, Do-41), supporting stable and efficient system performance.
  • Often used in it, Networking & Data Center Equipment, where predictable behavior and reliability are important.
  • Often used in inverter Air Conditioners For Auxiliary Low-power Ac-dc Conversion. (600-800v, 2-4a, Do-201), where predictable behavior and reliability are important.
  • Commonly applied in refrigerator Power Modules For Rectifying Mains Voltage Into Dc Rails. (600-1000v, 2-4a, Do-41), supporting stable and efficient system performance.
  • Well-suited for data Center Ups Front-end Rectifiers For Ac To Dc Conversion. (800-1200v, 30-100a, Module), helping designers meet typical integration requirements.

Industrial Power Conversion & Motor Control

  • Commonly applied in energy Storage, Batteries & Charging Systems, supporting stable and efficient system performance.
  • Commonly applied in industrial Battery Test Systems For Ac-dc Power Conversion. (600-1000v, 30-100a, Module), supporting stable and efficient system performance.
  • Often used in elevator Drive Systems For Rectifying Three-phase Ac Input. (1200-1600v, 50-200a, Module), where predictable behavior and reliability are important.
  • Commonly applied in smart Transformer Monitoring Systems For Ac Rectification. (400-600v, 1-3a, Do-41), supporting stable and efficient system performance.
  • Often used in utility Scada Equipment Power Supplies For Ac Rectification. (600-800v, 3-8a, Do-201), where predictable behavior and reliability are important.

Automotive Electronics & Ev Subsystems

  • Commonly applied in automotive Ac Charging Cables With Integrated Rectifier Modules. (600-800v, 10-30a, Module), supporting stable and efficient system performance.
  • Commonly applied in automotive Lighting Production Lines For Ac-dc Conversion. (600-800v, 5-15a, Do-201), supporting stable and efficient system performance.
  • Commonly applied in automotive Battery Swapping Stations For Ac-dc Conversion. (800-1200v, 50-200a, Module), supporting stable and efficient system performance.
  • Often used in ev Service And Maintenance Equipment For Rectifying Ac Supply. (600-1000v, 10-30a, Gbj), where predictable behavior and reliability are important.
  • Commonly applied in vehicle Infotainment Power Supply Test Fixtures. (400-600v, 2-5a, Do-201), supporting stable and efficient system performance.

Specialized Industrial & High-current Applications

  • Commonly applied in smart Watch Charging Docks For Low-power Ac Rectification. (400-600v, 0.5-1a, Do-41), supporting stable and efficient system performance.
  • Commonly applied in gaming Console External Power Bricks For Ac-dc Conversion. (600-1000v, 5-10a, Gbu), supporting stable and efficient system performance.
  • Well-suited for electrolytic Processing Equipment For Ac Rectification. (200-400v, 200-800a, Stud Mount), helping designers meet typical integration requirements.
  • Commonly applied in high-power Laboratory Rectifier Systems For Research Equipment. (800-1600v, 100-300a, Module), supporting stable and efficient system performance.
  • Often used in personal Mobility Scooter Chargers For Ac-dc Conversion. (600-1000v, 10-20a, Gbj), where predictable behavior and reliability are important.

Design Resources

6 guides related to 1N5551US and diodes & rectifiers topics — background reading before you freeze the schematic.

Frequently Asked Questions

Short answers for sourcing 1N5551US from Microchip Technology: what to confirm before you place the order.

What is 1N5551US?

Microchip 1N5551US Rectifier Diode, Avalanche, 1 Phase, 1 Element, 5A, 400V V(RRM), Silicon

What type of component is 1N5551US?

1N5551US is a Diodes & Rectifiers from Microchip Technology.

Is 1N5551US in stock at MOZ Electronics?

1N5551US is listed as in stock. Order online when a price is shown, or submit an RFQ for volume pricing and lead time.

Sourcing desk

Need volume pricing, a specific date code, or an alternative part?

Send us the quantity and target date — a sourcing specialist replies within one business day.

Request a Quote