Vishay Semiconductor Diodes Division
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ZMM5221B-13
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ZMM5221B-13 Product Overview

Introduction

The ZMM5221B-13 is a semiconductor diode that belongs to the category of Zener diodes. This component is widely used in electronic circuits for voltage regulation and protection due to its unique characteristics.

Basic Information Overview

  • Category: Zener Diode
  • Use: Voltage regulation and protection in electronic circuits
  • Characteristics: Precise voltage regulation, low impedance, high reliability
  • Package: SOD-123 package
  • Essence: Semiconductor diode for voltage regulation
  • Packaging/Quantity: Typically available in reels of 3000 units

Specifications

  • Voltage Range: 2.4V to 75V
  • Power Dissipation: 1W
  • Operating Temperature: -65°C to +175°C
  • Forward Voltage: 1.2V
  • Reverse Leakage Current: 5μA

Detailed Pin Configuration

The ZMM5221B-13 has a standard SOD-123 package with the following pin configuration: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Precise voltage regulation under reverse bias conditions
  • Low impedance at operating voltage
  • High reliability and stability over a wide temperature range

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • Compact SOD-123 package
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Higher reverse leakage current compared to some alternatives

Working Principles

The ZMM5221B-13 operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when reverse biased. This allows it to regulate the voltage in electronic circuits effectively.

Detailed Application Field Plans

The ZMM5221B-13 finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the ZMM5221B-13 include: - BZX84C2V4 - 1N4728A - MMSZ5245BT1G

In conclusion, the ZMM5221B-13 Zener diode offers precise voltage regulation and protection in a compact SOD-123 package, making it suitable for a wide range of electronic applications.

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10个与ZMM5221B-13在技术解决方案中的应用相关的常见问题及解答

  1. What is the ZMM5221B-13?

    • The ZMM5221B-13 is a diode with a voltage rating of 13V and a power dissipation of 500mW, commonly used in electronic circuits for voltage regulation and protection.

  2. What are the typical applications of ZMM5221B-13?

    • It is commonly used in voltage clamping, freewheeling, and reverse polarity protection in various electronic circuits such as power supplies, automotive electronics, and consumer electronics.

  3. What is the maximum current rating of ZMM5221B-13?

    • The maximum current rating of ZMM5221B-13 is typically around 200mA, making it suitable for low to moderate current applications.

  4. How does ZMM5221B-13 provide voltage regulation?

    • ZMM5221B-13 can be used in conjunction with other components to regulate voltage by clamping excessive voltage levels and protecting sensitive components from overvoltage conditions.

  5. Can ZMM5221B-13 be used for surge protection?

    • Yes, ZMM5221B-13 can be used for surge protection due to its ability to handle transient voltage spikes and divert excess current away from sensitive components.

  6. What are the key specifications to consider when using ZMM5221B-13 in a technical solution?

    • Key specifications to consider include its voltage rating, power dissipation, forward voltage drop, and maximum current handling capability.

  7. Is ZMM5221B-13 suitable for high-frequency applications?

    • While ZMM5221B-13 can function at moderate frequencies, it may not be ideal for high-frequency applications due to its inherent capacitance and response time.

  8. Can ZMM5221B-13 be used in automotive electronics?

    • Yes, ZMM5221B-13 is commonly used in automotive electronics for reverse polarity protection, voltage clamping, and transient suppression.

  9. What are the potential failure modes of ZMM5221B-13?

    • Potential failure modes include thermal runaway under high current conditions, voltage breakdown due to excessive voltage spikes, and physical damage from mechanical stress.

  10. Are there any recommended layout considerations when using ZMM5221B-13 in a circuit?

    • It is important to minimize trace lengths and keep the diode close to the protected components to reduce parasitic inductance and ensure effective transient suppression.