Microsemi Corporation
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SMDA03C-5
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SMDA03C-5

Product Overview

The SMDA03C-5 belongs to the category of semiconductor devices and is commonly used for voltage clamping in electronic circuits. This device is characterized by its compact size, high performance, and reliability. It is typically packaged in a small surface-mount package and is available in various quantities to suit different application needs.

Specifications

  • Voltage Rating: 5V
  • Clamping Voltage: 9.2V
  • Peak Pulse Current: 3A
  • Package Type: SOD-123

Detailed Pin Configuration

The SMDA03C-5 has three pins arranged in a standard SOD-123 package configuration. Pin 1 is the anode, pin 2 is the cathode, and pin 3 is not connected.

Functional Features

  • Voltage Clamping: The SMDA03C-5 provides effective voltage clamping to protect sensitive electronic components from transient overvoltage events.
  • Fast Response Time: This device offers a fast response time to transient voltage spikes, ensuring minimal impact on the protected circuitry.

Advantages and Disadvantages

Advantages

  • Compact size
  • High clamping voltage
  • Fast response time

Disadvantages

  • Limited peak pulse current handling capability

Working Principles

The SMDA03C-5 operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage away from the protected circuit when a transient overvoltage event occurs. This action helps to limit the voltage across the protected components, preventing damage.

Detailed Application Field Plans

The SMDA03C-5 is widely used in various electronic applications, including: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the SMDA03C-5 include: - SMDA05C-5: Similar clamping voltage with higher peak pulse current handling - SMDJ05A: Higher clamping voltage with similar package type

In conclusion, the SMDA03C-5 is a versatile voltage clamping device that offers reliable protection against transient overvoltage events in electronic circuits. Its compact size and high clamping voltage make it suitable for a wide range of applications, although its peak pulse current handling capability may be limiting in certain scenarios.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMDA03C-5 in technische oplossingen

  1. What is the SMDA03C-5?

    • The SMDA03C-5 is a surface mount TVS diode array designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.

  2. What are the key features of the SMDA03C-5?

    • The SMDA03C-5 features low clamping voltage, high surge current capability, and a compact surface mount package, making it ideal for use in space-constrained applications.

  3. How does the SMDA03C-5 protect electronic circuits?

    • The SMDA03C-5 provides a low-impedance path for transient currents to bypass sensitive components, effectively clamping the voltage to a safe level and protecting the circuitry.

  4. In what applications can the SMDA03C-5 be used?

    • The SMDA03C-5 is commonly used in telecommunications equipment, industrial control systems, automotive electronics, and other applications where protection against transient voltage events is critical.

  5. What is the maximum surge current handling capability of the SMDA03C-5?

    • The SMDA03C-5 is capable of handling surge currents up to 30A, providing robust protection against high-energy transients.

  6. Is the SMDA03C-5 RoHS compliant?

    • Yes, the SMDA03C-5 is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious designs.

  7. What is the operating temperature range of the SMDA03C-5?

    • The SMDA03C-5 is designed to operate over a wide temperature range, typically from -55°C to 125°C, ensuring reliable performance in diverse environmental conditions.

  8. Can the SMDA03C-5 be used in high-speed data lines?

    • Yes, the SMDA03C-5 is suitable for protecting high-speed data lines, such as USB, Ethernet, and HDMI interfaces, from transient voltage events.

  9. Does the SMDA03C-5 require external components for proper operation?

    • No, the SMDA03C-5 is a standalone device and does not require external components for its proper operation, simplifying the design and integration process.

  10. Where can I find detailed application notes and technical specifications for the SMDA03C-5?

    • Detailed application notes and technical specifications for the SMDA03C-5 can be found on the manufacturer's website or by contacting their technical support team for assistance.