Microsemi Corporation
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SMDA03C-4-2/TR7

SMDA03C-4-2/TR7

Product Overview

Category

SMDA03C-4-2/TR7 belongs to the category of ESD (Electrostatic Discharge) protection devices.

Use

It is used to protect electronic components and circuits from damage due to electrostatic discharge events.

Characteristics

  • Low capacitance
  • High surge capability
  • Compact package size
  • RoHS compliant

Package

The SMDA03C-4-2/TR7 is available in a surface-mount package.

Essence

The essence of SMDA03C-4-2/TR7 lies in its ability to provide robust protection against ESD events while maintaining minimal impact on signal integrity.

Packaging/Quantity

The device is typically packaged in reels and is available in varying quantities depending on the supplier.

Specifications

  • Voltage Rating: 5V
  • Capacitance: 3pF
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to 125°C
  • Package Type: SOT-23

Detailed Pin Configuration

The SMDA03C-4-2/TR7 has a standard SOT-23 package with three pins: 1. Pin 1: Input/Output 2. Pin 2: Ground 3. Pin 3: Voltage Supply

Functional Features

  • ESD Protection
  • Low Clamping Voltage
  • Fast Response Time

Advantages and Disadvantages

Advantages

  • Effective ESD protection
  • Minimal impact on signal integrity
  • Small form factor

Disadvantages

  • Limited peak pulse current handling compared to some higher-end models
  • May not be suitable for high-power applications

Working Principles

When an ESD event occurs, the SMDA03C-4-2/TR7 rapidly clamps the voltage to a safe level, diverting the excess energy away from the protected circuitry. This is achieved through the use of semiconductor junctions that conduct when the voltage exceeds a certain threshold.

Detailed Application Field Plans

The SMDA03C-4-2/TR7 is commonly used in various electronic devices and systems, including: - Mobile phones - Tablets - Portable consumer electronics - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to SMDA03C-4-2/TR7 include: - SMDA05C-4 - SMDA12C-4 - SMDA24C-4

These alternatives offer different voltage ratings and surge capabilities to cater to specific application requirements.

This content provides a comprehensive overview of the SMDA03C-4-2/TR7, covering its basic information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMDA03C-4-2/TR7 v technických řešeních

  1. What is the SMDA03C-4-2/TR7 component used for in technical solutions?

    • The SMDA03C-4-2/TR7 is a transient voltage suppressor diode array designed to protect sensitive electronic components from voltage spikes and transients.

  2. What are the key specifications of the SMDA03C-4-2/TR7 component?

    • The SMDA03C-4-2/TR7 has a working voltage of 3.3V, a low capacitance of 3pF typical, and can handle surge currents up to 30A.

  3. How does the SMDA03C-4-2/TR7 protect electronic circuits?

    • The SMDA03C-4-2/TR7 diverts excess voltage away from sensitive components, preventing damage from transient events such as lightning strikes or ESD.

  4. In what applications is the SMDA03C-4-2/TR7 commonly used?

    • The SMDA03C-4-2/TR7 is often used in telecommunications equipment, industrial control systems, and automotive electronics to protect against voltage transients.

  5. What is the recommended layout and placement for the SMDA03C-4-2/TR7 in a circuit?

    • It is recommended to place the SMDA03C-4-2/TR7 as close as possible to the protected IC or connector, with short traces to minimize inductance.

  6. Can the SMDA03C-4-2/TR7 be used in high-speed data lines?

    • Yes, the SMDA03C-4-2/TR7's low capacitance makes it suitable for use in high-speed data lines such as USB, HDMI, and Ethernet.

  7. What is the operating temperature range of the SMDA03C-4-2/TR7?

    • The SMDA03C-4-2/TR7 has an operating temperature range of -55°C to 125°C, making it suitable for a wide range of environments.

  8. Does the SMDA03C-4-2/TR7 require any external components for proper operation?

    • No, the SMDA03C-4-2/TR7 is a standalone device and does not require any external components for its basic function.

  9. What certifications or standards does the SMDA03C-4-2/TR7 comply with?

    • The SMDA03C-4-2/TR7 complies with AEC-Q101 automotive qualification and is RoHS compliant.

  10. Are there any application notes or reference designs available for using the SMDA03C-4-2/TR7 in specific technical solutions?

    • Yes, application notes and reference designs are available from the manufacturer to assist in the proper implementation of the SMDA03C-4-2/TR7 in various technical solutions.