Microsemi Corporation
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1PMT5951B/TR7
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1PMT5951B/TR7

Product Overview

Category

The 1PMT5951B/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 1PMT5951B/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 1PMT5951B/TR7 has two pins, with the cathode connected to the ground and the anode connected to the input voltage.

Functional Features

  • Voltage regulation: The Zener diode maintains a constant output voltage across a wide range of currents.
  • Overvoltage protection: It conducts when the voltage exceeds its breakdown voltage, protecting the circuit from damage.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Low cost

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The Zener diode operates in the reverse-biased mode, allowing it to conduct when the voltage reaches its breakdown voltage, effectively regulating the output voltage.

Detailed Application Field Plans

The 1PMT5951B/TR7 is widely used in: - Voltage regulators - Overvoltage protection circuits - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the 1PMT5951B/TR7 include: - BZX84C3V3 - MMSZ5245BT1G - MM3Z3V3T1G

This concludes the English editing encyclopedia entry structure for the 1PMT5951B/TR7, covering its product details, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

기술 솔루션에 1PMT5951B/TR7 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 1PMT5951B/TR7?

    • 1PMT5951B/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 1PMT5951B/TR7?

    • The key features include a voltage range of 3.3V to 200V, low leakage current, and high reliability.

  3. How is 1PMT5951B/TR7 used for voltage regulation?

    • 1PMT5951B/TR7 can be used as a shunt regulator to maintain a constant output voltage across a load.

  4. In what applications can 1PMT5951B/TR7 be used for transient voltage suppression?

    • It is commonly used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect sensitive components from voltage spikes.

  5. What is the maximum power dissipation of 1PMT5951B/TR7?

    • The maximum power dissipation is typically 500mW.

  6. What is the temperature coefficient of 1PMT5951B/TR7?

    • The temperature coefficient is typically 0.05%/°C.

  7. Can 1PMT5951B/TR7 be used in reverse bias?

    • Yes, it can handle reverse bias conditions without damage.

  8. What is the typical junction capacitance of 1PMT5951B/TR7?

    • The typical junction capacitance is 100pF.

  9. How does 1PMT5951B/TR7 contribute to ESD protection?

    • It provides effective protection against electrostatic discharge (ESD) events, safeguarding sensitive circuits.

  10. Is 1PMT5951B/TR7 RoHS compliant?

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