SS14: Overview,Specifications,Main uses,Features,application fields,working principle and alternative models


SS14 Schottky Diode Overview:

The SS14 is a Schottky barrier rectifier diode commonly used in various electronic circuits due to its low forward voltage drop and fast switching characteristics. Below is an overview of the SS14 diode, including its specifications, main uses, features, application fields, working principle, and alternative models:



  • Type: Schottky Barrier Rectifier Diode
  • Package: SMA (DO-214AC) or similar
  • Maximum Repetitive Reverse Voltage (VRRM): Typically 40V
  • Forward Continuous Current (IF): Around 1A
  • Forward Voltage Drop (VF): Low, typically a few tenths of a volt
  • Reverse Recovery Time: Very fast due to Schottky characteristics
  • Operating Temperature: -65°C to 125°C
  • DataSheet

    SS14 PDF

Main Uses:

  • Rectification: Commonly used for rectification in power supply circuits, voltage clamping, and signal demodulation.
  • Reverse Polarity Protection: Utilized in circuits to protect against reverse polarity connections.
  • High-Frequency Applications: Suitable for high-frequency rectification due to fast switching characteristics.
  • General Purpose Diode: Versatile diode for various electronic applications.


  • Low Forward Voltage Drop: Provides efficient energy conversion with minimal voltage loss.
  • Fast Switching Speed: Enables rapid switching operations in high-frequency circuits.
  • High Operating Temperature Range: Can withstand a wide range of operating temperatures.
  • Low Reverse Leakage Current: Ensures minimal power loss in reverse bias conditions.
  • Compact Package: Available in a compact surface-mount package for easy integration.

Application Fields:

  • Power Supplies: Used in rectifiers and voltage regulation circuits in power supplies.
  • Automotive Electronics: Found in automotive systems for various functions including battery protection.
  • Consumer Electronics: Integrated into various consumer electronic devices.
  • Telecommunications: Used in telecommunications equipment for rectification and signal processing.

Working Principle:

  • The SS14 Schottky diode operates on the principle of the Schottky barrier effect, where metal-semiconductor junctions exhibit lower forward voltage drops and faster switching speeds compared to conventional PN junction diodes.
  • In forward bias, the diode conducts current efficiently with a low voltage drop, making it suitable for high-frequency applications and power conversion.

Alternative Models:

  • SS24: Higher voltage version of the SS14 diode.
  • SS34: Higher current version in the same package.
  • 1N5819: Comparable Schottky diode with similar characteristics.


  • The SS14 Schottky diode is a versatile component commonly used in power supply circuits, voltage regulation, and various electronic applications requiring fast switching and low forward voltage drop characteristics.
  • When selecting alternative models, consider factors such as voltage rating, current handling capability, and package size to ensure compatibility with your circuit's requirements.

The SS14 Schottky diode offers efficient rectification, fast switching speeds, and low forward voltage drop characteristics, making it suitable for various applications in power supplies, automotive electronics, consumer devices, and telecommunications equipment. Its compact size and performance make it a popular choice for many electronic designs.