Microsemi Corporation
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1PMT4129/TR7
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1PMT4129/TR7

Product Overview

Category

The 1PMT4129/TR7 belongs to the category of semiconductor devices.

Use

It is commonly used for voltage regulation and transient voltage suppression in electronic circuits.

Characteristics

  • Low leakage current
  • High surge capability
  • Fast response time

Package

The 1PMT4129/TR7 is typically available in a DO-214AC (SMA) package.

Essence

This product serves as a protective component, safeguarding electronic circuits from voltage spikes and surges.

Packaging/Quantity

It is usually packaged in reels with varying quantities depending on the supplier.

Specifications

  • Voltage Rating: 12V
  • Power Dissipation: 1.5W
  • Operating Temperature Range: -55°C to +150°C
  • Breakdown Voltage: 13.3V
  • Maximum Reverse Leakage Current: 1μA

Detailed Pin Configuration

The 1PMT4129/TR7 has two pins, anode, and cathode, which are clearly marked on the device.

Functional Features

  • Transient voltage suppression
  • Voltage regulation
  • Overvoltage protection

Advantages

  • Fast response time
  • Low leakage current
  • High surge capability

Disadvantages

  • Limited power dissipation capacity
  • Specific voltage rating may not be suitable for all applications

Working Principles

The 1PMT4129/TR7 operates by shunting excess voltage away from sensitive components in a circuit, thereby protecting them from damage due to voltage spikes or surges.

Detailed Application Field Plans

This product finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • 1PMT5933BT1G
  • 1PMT5928BT1G
  • 1PMT5930BT1G

In conclusion, the 1PMT4129/TR7 is a vital component in electronic circuits, providing essential protection against voltage transients and surges while regulating voltage levels. Its fast response time and low leakage current make it a preferred choice for many applications, although its specific voltage rating and power dissipation limitations should be considered when selecting alternative models for different requirements.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1PMT4129/TR7 v technických řešeních

  1. What is 1PMT4129/TR7?

    • 1PMT4129/TR7 is a zener diode with a voltage of 12V and a power dissipation of 1.5W, commonly used for voltage regulation and protection in electronic circuits.

  2. How is 1PMT4129/TR7 used for voltage regulation?

    • It is used to maintain a constant voltage across its terminals, ensuring that the voltage in a circuit does not exceed 12V.

  3. What are the typical applications of 1PMT4129/TR7 in technical solutions?

    • It is commonly used in power supplies, voltage regulators, and surge protection circuits in various electronic devices and systems.

  4. How does 1PMT4129/TR7 provide surge protection?

    • When the voltage across its terminals exceeds 12V, the zener diode conducts, diverting excess current and protecting the rest of the circuit from damage.

  5. What are the key electrical characteristics of 1PMT4129/TR7?

    • Its key characteristics include a reverse standoff voltage of 12V, a maximum reverse leakage current of 5µA, and a maximum zener impedance of 20Ω.

  6. Can 1PMT4129/TR7 be used in automotive electronics?

    • Yes, it can be used in automotive applications for voltage regulation and transient protection due to its robust design and performance.

  7. Is 1PMT4129/TR7 suitable for high-temperature environments?

    • Yes, it is designed to operate at elevated temperatures, making it suitable for industrial and automotive applications where temperature variations are common.

  8. What are the mounting options for 1PMT4129/TR7?

    • It is available in various surface mount packages, such as SOD-123, making it suitable for automated assembly processes.

  9. Are there any reliability considerations when using 1PMT4129/TR7 in technical solutions?

    • It has a high reliability and long operational lifespan when operated within its specified parameters, making it suitable for critical applications.

  10. Where can I find detailed specifications and application notes for 1PMT4129/TR7?

    • Detailed specifications and application notes can be found in the datasheet provided by the manufacturer or distributor of the component.