Vishay Semiconductor Diodes Division
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SA54A-E3/73
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SA54A-E3/73

Product Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High efficiency, low dropout voltage
Package: DO-214AC (SMA)
Essence: Regulates voltage to a constant level
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage Input Range: 2.5V to 18V
  • Output Voltage: 5V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 0.5V at 500mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Input
  2. Ground
  3. Output

Functional Features

  • Low dropout voltage
  • Thermal shutdown protection
  • Reverse polarity protection

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Small package size

Disadvantages: - Limited maximum output current - Sensitive to thermal conditions

Working Principles

The SA54A-E3/73 is a voltage regulator that maintains a stable output voltage despite fluctuations in the input voltage or load. It achieves this by using a feedback mechanism to adjust its internal circuitry, ensuring a consistent output.

Detailed Application Field Plans

The SA54A-E3/73 is commonly used in battery-powered devices, such as portable electronics and automotive applications, where maintaining a stable voltage is crucial for proper operation.

Detailed and Complete Alternative Models

  • LM7805
  • L78M05
  • NCV7805

In conclusion, the SA54A-E3/73 is a reliable voltage regulator with high efficiency and a compact form factor, making it suitable for various electronic applications.

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  1. What is the SA54A-E3/73 component used for in technical solutions?

    • The SA54A-E3/73 is a diode that is commonly used for voltage regulation and transient suppression in various technical solutions.

  2. What are the key specifications of the SA54A-E3/73?

    • The SA54A-E3/73 is a 54V, 5% tolerance, 500W transient voltage suppressor diode with a unidirectional polarity.

  3. How does the SA54A-E3/73 protect electronic circuits?

    • The SA54A-E3/73 protects electronic circuits by diverting excessive voltage transients or spikes to the ground, preventing damage to sensitive components.

  4. Can the SA54A-E3/73 be used for overvoltage protection in power supply designs?

    • Yes, the SA54A-E3/73 is commonly used for overvoltage protection in power supply designs to safeguard against voltage surges.

  5. What are the typical applications of the SA54A-E3/73 in technical solutions?

    • The SA54A-E3/73 is often used in telecommunications equipment, industrial automation, automotive electronics, and other systems requiring transient voltage suppression.

  6. Does the SA54A-E3/73 require any additional heat sinking or cooling measures?

    • In most cases, the SA54A-E3/73 does not require additional heat sinking or cooling measures due to its transient nature during voltage spikes.

  7. Is the SA54A-E3/73 suitable for high-frequency applications?

    • Yes, the SA54A-E3/73 is suitable for high-frequency applications due to its fast response time and low capacitance.

  8. What are the environmental considerations for using the SA54A-E3/73 in technical solutions?

    • The SA54A-E3/73 is compliant with RoHS requirements and is designed to meet industry standards for environmental safety.

  9. Are there any recommended layout or placement guidelines for integrating the SA54A-E3/73 into a circuit?

    • It is recommended to place the SA54A-E3/73 as close as possible to the protected circuitry and to minimize trace lengths to optimize its performance.

  10. Where can I find detailed application notes or reference designs for implementing the SA54A-E3/73 in technical solutions?

    • Detailed application notes and reference designs for the SA54A-E3/73 can be found on the manufacturer's website or through authorized distributors.