Microsemi Corporation
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1PMT5919E3/TR7
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1PMT5919E3/TR7

Product Overview

Category

The 1PMT5919E3/TR7 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 3.3V
  • Power dissipation: 500mW
  • Package type: SOD-123

Packaging/Quantity

The 1PMT5919E3/TR7 is typically available in reels with a quantity of 3000 units per reel.

Specifications

  • Zener Voltage: 3.3V
  • Power Dissipation: 500mW
  • Forward Voltage: 1.5V
  • Reverse Current: 5µA
  • Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The 1PMT5919E3/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 package size
  • High reliability
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1PMT5919E3/TR7 operates based on the Zener effect, where it maintains a constant voltage 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 and systems.

Detailed and Complete Alternative Models

  • 1N4728A
  • BZX84C3V3
  • MMSZ5232B

In conclusion, the 1PMT5919E3/TR7 Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for various electronic applications.

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기술 솔루션에 1PMT5919E3/TR7 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 1PMT5919E3/TR7?

    • 1PMT5919E3/TR7 is a type of Zener diode, specifically a surface mount device (SMD) with a voltage rating of 3.3V and a power dissipation of 5W.

  2. What are the typical applications of 1PMT5919E3/TR7?

    • It is commonly used in voltage regulation, surge protection, and overvoltage clamping in various electronic circuits and technical solutions.

  3. How does 1PMT5919E3/TR7 provide voltage regulation?

    • The Zener diode operates in the reverse breakdown region, maintaining a constant voltage across its terminals, thus regulating the voltage in the circuit.

  4. What are the key electrical characteristics of 1PMT5919E3/TR7?

    • Some key characteristics include its Zener voltage of 3.3V, maximum reverse leakage current of 5µA, and maximum dynamic impedance of 0.5Ω.

  5. Can 1PMT5919E3/TR7 be used for transient voltage suppression?

    • Yes, it can be employed to suppress transient overvoltage spikes by diverting excessive current away from sensitive components.

  6. What are the thermal considerations when using 1PMT5919E3/TR7?

    • It is important to consider the power dissipation and ensure proper heat sinking to prevent overheating and maintain the diode's performance.

  7. Is 1PMT5919E3/TR7 suitable for automotive applications?

    • Yes, it is often utilized in automotive electronics for voltage regulation and protection against voltage transients.

  8. What are the mounting options for 1PMT5919E3/TR7?

    • Being a surface mount device, it can be mounted directly onto the surface of a printed circuit board (PCB) using appropriate soldering techniques.

  9. Are there any reliability considerations for 1PMT5919E3/TR7 in long-term applications?

    • It has a high reliability and can withstand various environmental conditions, making it suitable for long-term use in technical solutions.

  10. What are the potential failure modes of 1PMT5919E3/TR7?

    • Common failure modes include exceeding the maximum power dissipation, overstressing due to voltage spikes, and thermal runaway under improper operating conditions. Regular testing and monitoring can help mitigate these risks.