Microsemi Corporation
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1PMT5938/TR7
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1PMT5938/TR7

Product Overview

Category

1PMT5938/TR7 belongs to the category of semiconductor devices.

Use

It is used as a voltage regulator diode for various electronic applications.

Characteristics

  • Low forward voltage drop
  • High surge capability
  • High current capability

Package

The 1PMT5938/TR7 is typically available in a DO-220AA package.

Essence

The essence of 1PMT5938/TR7 lies in its ability to regulate voltage effectively in electronic circuits.

Packaging/Quantity

It is commonly packaged in reels and available in quantities suitable for production needs.

Specifications

  • Maximum Forward Voltage: 1.5V
  • Reverse Standoff Voltage: 38V
  • Maximum Reverse Leakage Current: 1μA
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The 1PMT5938/TR7 typically has two pins, with the anode connected to one pin and the cathode connected to the other.

Functional Features

  • Voltage regulation
  • Surge protection
  • High current handling capability

Advantages and Disadvantages

Advantages

  • Low forward voltage drop
  • High surge capability
  • Reliable voltage regulation

Disadvantages

  • Limited reverse standoff voltage compared to some alternatives
  • Sensitive to temperature variations

Working Principles

The 1PMT5938/TR7 operates based on the principle of Zener breakdown, where it maintains a nearly constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

1PMT5938/TR7 finds application in various electronic circuits such as: - Power supplies - Voltage regulators - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to 1PMT5938/TR7 include: - 1N4728A - BZX84C6V2 - LM431

In conclusion, 1PMT5938/TR7 is a semiconductor device that serves as a reliable voltage regulator diode with specific characteristics and applications. Its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models provide a comprehensive understanding of its role in electronic circuits.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1PMT5938/TR7 v technických řešeních

  1. What is 1PMT5938/TR7?

    • 1PMT5938/TR7 is a high-performance, low-power zener diode designed for voltage regulation and transient overvoltage protection in various technical solutions.

  2. What are the key features of 1PMT5938/TR7?

    • The key features include a power dissipation of 3W, a voltage regulation range from 3.3V to 200V, and a low leakage current.

  3. How is 1PMT5938/TR7 typically used in technical solutions?

    • It is commonly used for voltage clamping, voltage regulation, and transient suppression in applications such as power supplies, automotive electronics, and industrial equipment.

  4. What are the electrical characteristics of 1PMT5938/TR7?

    • The electrical characteristics include a nominal zener voltage, maximum reverse leakage current, and temperature coefficient.

  5. What are the recommended operating conditions for 1PMT5938/TR7?

    • The recommended operating conditions typically include a specified maximum power dissipation, operating temperature range, and mounting considerations.

  6. How does 1PMT5938/TR7 provide transient overvoltage protection?

    • It provides transient overvoltage protection by effectively clamping the voltage across its terminals when subjected to transient voltage spikes.

  7. Can 1PMT5938/TR7 be used in automotive applications?

    • Yes, it is suitable for automotive applications where reliable voltage regulation and transient protection are required.

  8. What are the packaging options available for 1PMT5938/TR7?

    • The device is available in various surface mount packages such as SOD-123, SOD-323, and SMA.

  9. Are there any application notes or design guidelines for using 1PMT5938/TR7 in technical solutions?

    • Yes, the manufacturer provides application notes and design guidelines to assist engineers in implementing 1PMT5938/TR7 effectively.

  10. What are the potential failure modes of 1PMT5938/TR7 and how can they be mitigated?

    • Potential failure modes may include excessive power dissipation, thermal runaway, and voltage overshoot. These can be mitigated through proper heat sinking, current limiting, and circuit protection measures.