Microsemi Corporation
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1PMT5942/TR7
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1PMT5942/TR7

Product Overview

Category

The 1PMT5942/TR7 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 12V
  • Power dissipation: 3W
  • Package type: SOD-123

Packaging/Quantity

The 1PMT5942/TR7 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 12V
  • Power dissipation: 3W
  • Forward voltage: 1.5V
  • Reverse current: 5µA
  • Operating temperature range: -65°C to +150°C

Detailed Pin Configuration

The 1PMT5942/TR7 has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Voltage regulation: The 1PMT5942/TR7 maintains a constant voltage across its terminals, providing stability in electronic circuits.
  • Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • High power dissipation capability

Disadvantages

  • Limited current handling capacity
  • Susceptible to thermal runaway under certain conditions

Working Principles

The 1PMT5942/TR7 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The 1PMT5942/TR7 is widely used in: - Voltage regulators - Power supplies - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1PMT5942/TR7 include: - 1N4742A - BZX55C12 - MMSZ5242B

In conclusion, the 1PMT5942/TR7 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and high power dissipation capability make it suitable for various applications in the field of electronics.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1PMT5942/TR7 en soluciones técnicas

  1. What is 1PMT5942/TR7?

    • 1PMT5942/TR7 is a zener diode with a voltage of 12V and a power dissipation of 500mW.

  2. What are the typical applications of 1PMT5942/TR7?

    • It is commonly used in voltage regulation, surge protection, and voltage reference circuits.

  3. What is the maximum power dissipation of 1PMT5942/TR7?

    • The maximum power dissipation is 500mW.

  4. What is the voltage tolerance of 1PMT5942/TR7?

    • The voltage tolerance is typically +/-5%.

  5. Can 1PMT5942/TR7 be used for overvoltage protection?

    • Yes, it can be used to protect sensitive components from overvoltage conditions.

  6. What is the temperature range for 1PMT5942/TR7?

    • The operating temperature range is typically -55°C to +150°C.

  7. Is 1PMT5942/TR7 RoHS compliant?

    • Yes, it is compliant with the Restriction of Hazardous Substances directive.

  8. What is the package type of 1PMT5942/TR7?

    • It is available in a DO-35 package.

  9. Can 1PMT5942/TR7 be used in automotive applications?

    • Yes, it is suitable for use in automotive electronics due to its wide temperature range.

  10. What are the key differences between 1PMT5942/TR7 and other zener diodes?

    • The main differences lie in its voltage rating, power dissipation, and temperature range, making it suitable for specific technical solutions.