Microsemi Corporation
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1PMT4123E3/TR7
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1PMT4123E3/TR7

Product Overview

Category

The 1PMT4123E3/TR7 belongs to the category of semiconductor devices, specifically zener diodes.

Use

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

Characteristics

  • Zener voltage: 12V
  • Power dissipation: 1.5W
  • Package type: SOD-123

Packaging/Quantity

The 1PMT4123E3/TR7 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 12V
  • Power dissipation: 1.5W
  • Forward voltage: 1.2V
  • Reverse current: 5μA
  • Operating temperature range: -65°C to +150°C

Detailed Pin Configuration

The 1PMT4123E3/TR7 has two pins, with the cathode connected to the marked side of the package.

Functional Features

  • Precise voltage regulation
  • Overvoltage protection
  • Low reverse leakage current

Advantages

  • Small form factor
  • High reliability
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1PMT4123E3/TR7 operates based on the principle of the zener effect, where it maintains a constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

This zener diode is widely used in voltage regulator circuits, overvoltage protection circuits, and as voltage references in various electronic devices such as power supplies, amplifiers, and automotive electronics.

Detailed and Complete Alternative Models

Some alternative models to the 1PMT4123E3/TR7 include: - BZX84C12 - MMSZ5245B - P6SMB12CA

In conclusion, the 1PMT4123E3/TR7 zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its small form factor and wide operating temperature range make it suitable for various applications, despite its limitations in power dissipation and sensitivity to temperature variations.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1PMT4123E3/TR7 en soluciones técnicas

  1. What is 1PMT4123E3/TR7?

    • 1PMT4123E3/TR7 is a high-performance, low-power zener diode designed for voltage regulation and transient voltage suppression in various technical solutions.

  2. What are the key features of 1PMT4123E3/TR7?

    • The key features include a voltage range of 3.3V to 200V, low leakage current, and a small form factor package.

  3. How can 1PMT4123E3/TR7 be used for voltage regulation?

    • It can be used as a shunt regulator to maintain a constant output voltage across a load.

  4. In what applications can 1PMT4123E3/TR7 be utilized for transient voltage suppression?

    • It can be used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect against voltage spikes and transients.

  5. What is the maximum power dissipation of 1PMT4123E3/TR7?

    • The maximum power dissipation is typically 500mW.

  6. What is the operating temperature range of 1PMT4123E3/TR7?

    • The operating temperature range is -65°C to +150°C.

  7. How does 1PMT4123E3/TR7 compare to other zener diodes in terms of performance?

    • It offers lower leakage current and better stability over a wide temperature range compared to many standard zener diodes.

  8. Can 1PMT4123E3/TR7 be used in portable electronic devices?

    • Yes, its low power consumption and small form factor make it suitable for use in portable devices.

  9. What are the typical failure modes of 1PMT4123E3/TR7?

    • The typical failure modes include excessive current causing thermal runaway and voltage breakdown due to overvoltage conditions.

  10. Are there any specific layout or mounting considerations when using 1PMT4123E3/TR7 in a circuit?

    • It is important to minimize lead lengths and ensure proper heat sinking to maintain optimal performance and reliability.