Vishay Semiconductor Diodes Division
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SA48AHE3/73
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SA48AHE3/73

Product Overview

SA48AHE3/73 belongs to the category of semiconductor devices and is specifically a Schottky Rectifier. It is commonly used in power supply applications due to its high efficiency and fast switching characteristics. The package type for SA48AHE3/73 is DO-204AL (DO-41) and it is available in tape and reel packaging with a quantity of 5000 units per reel.

Specifications

  • Maximum Average Forward Current: 4A
  • Maximum Reverse Voltage: 40V
  • Forward Voltage Drop: 0.55V
  • Reverse Leakage Current: 0.5mA
  • Operating Temperature Range: -65°C to +125°C

Detailed Pin Configuration

The SA48AHE3/73 has two pins, anode and cathode, which are denoted by the markings on the device. The anode is typically connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

  • Fast switching speed
  • Low forward voltage drop
  • High current capability
  • Low reverse leakage current

Advantages and Disadvantages

Advantages

  • High efficiency
  • Suitable for high-frequency applications
  • Compact size
  • Reliable performance

Disadvantages

  • Limited reverse voltage capability
  • Sensitive to overvoltage conditions

Working Principles

SA48AHE3/73 operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for faster switching compared to standard PN-junction diodes. When a forward voltage is applied, the barrier lowers, allowing current to flow with minimal voltage drop.

Detailed Application Field Plans

SA48AHE3/73 is widely used in various power supply and voltage regulation circuits, including: - Switching power supplies - DC-DC converters - Voltage clamping circuits - Reverse polarity protection circuits

Detailed and Complete Alternative Models

Some alternative models to SA48AHE3/73 include: - SS34 - SR240 - SB540

In conclusion, SA48AHE3/73 is a versatile Schottky Rectifier that offers high efficiency and fast switching characteristics, making it suitable for a wide range of power supply and voltage regulation applications.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von SA48AHE3/73 in technischen Lösungen auf

  1. What is the maximum continuous forward current for SA48AHE3/73?

    • The maximum continuous forward current for SA48AHE3/73 is 4A.

  2. What is the reverse voltage rating of SA48AHE3/73?

    • The reverse voltage rating of SA48AHE3/73 is 40V.

  3. What is the typical forward voltage drop of SA48AHE3/73 at 1A?

    • The typical forward voltage drop of SA48AHE3/73 at 1A is 0.57V.

  4. What is the junction temperature range for SA48AHE3/73?

    • The junction temperature range for SA48AHE3/73 is -55°C to +150°C.

  5. Is SA48AHE3/73 suitable for use in switching power supplies?

    • Yes, SA48AHE3/73 is suitable for use in switching power supplies.

  6. What is the reverse recovery time of SA48AHE3/73?

    • The reverse recovery time of SA48AHE3/73 is typically 35ns.

  7. Can SA48AHE3/73 be used in automotive applications?

    • Yes, SA48AHE3/73 is suitable for use in automotive applications.

  8. What is the package type of SA48AHE3/73?

    • SA48AHE3/73 comes in a DO-204AC (DO-15) package.

  9. Does SA48AHE3/73 have a low leakage current?

    • Yes, SA48AHE3/73 has a low leakage current.

  10. Is SA48AHE3/73 RoHS compliant?

    • Yes, SA48AHE3/73 is RoHS compliant.