Microsemi Corporation
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1PMT5943E3/TR7
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1PMT5943E3/TR7

Product Overview

Category

The 1PMT5943E3/TR7 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 3.3V
  • Power dissipation: 1.5W
  • Package type: SOD-123

Packaging/Quantity

The 1PMT5943E3/TR7 is typically available in reels with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 3.3V
  • Power dissipation: 1.5W
  • Forward voltage: 1.2V
  • Reverse current: 5μA
  • Operating temperature range: -65°C to +150°C

Detailed Pin Configuration

The 1PMT5943E3/TR7 has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Precise voltage regulation
  • Transient suppression
  • Low reverse leakage current

Advantages

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

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1PMT5943E3/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 commonly used in voltage regulator circuits, overvoltage protection circuits, and as a reference voltage source in various electronic devices.

Detailed and Complete Alternative Models

  • 1N4728A
  • BZX55C3V3
  • MMSZ5232B

In conclusion, the 1PMT5943E3/TR7 Zener diode offers precise voltage regulation and transient suppression in a compact package, making it suitable for a wide range of electronic applications.

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기술 솔루션에 1PMT5943E3/TR7 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 1PMT5943E3/TR7?

    • 1PMT5943E3/TR7 is a Zener diode with a voltage of 43V and a power dissipation of 1.5W.

  2. What are the typical applications of 1PMT5943E3/TR7?

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

  3. What is the maximum power dissipation of 1PMT5943E3/TR7?

    • The maximum power dissipation is 1.5W, making it suitable for handling moderate power levels.

  4. What is the voltage tolerance of 1PMT5943E3/TR7?

    • The voltage tolerance is typically ±5%, ensuring stable and accurate voltage regulation.

  5. How does 1PMT5943E3/TR7 provide overvoltage protection?

    • When the input voltage exceeds the Zener voltage (43V), the diode conducts and limits the output voltage, protecting the circuit from damage.

  6. Can 1PMT5943E3/TR7 be used in automotive applications?

    • Yes, it can be used in automotive electronics for voltage regulation and transient protection.

  7. What is the temperature range for 1PMT5943E3/TR7?

    • The operating temperature range is typically -65°C to +175°C, allowing for reliable performance in a wide range of environments.

  8. Is 1PMT5943E3/TR7 RoHS compliant?

    • Yes, it is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious designs.

  9. What are the package options available for 1PMT5943E3/TR7?

    • It is available in a variety of surface mount packages, such as SOD-123 and SOD-323, offering flexibility in PCB design.

  10. Can 1PMT5943E3/TR7 be used in low-power applications?

    • Yes, it can be used in low-power circuits where precise voltage regulation and transient protection are required, making it versatile for various technical solutions.