Diodes Incorporated
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MMSZ5243B-7
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MMSZ5243B-7

Product Overview

Category

The MMSZ5243B-7 belongs to the category of Zener diodes, which are semiconductor devices designed to maintain a specific voltage across their terminals.

Use

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

Characteristics

  • Zener voltage: 13V
  • Power dissipation: 500mW
  • Package type: SOD-123
  • RoHS compliant

Package

The MMSZ5243B-7 is typically available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 13V
  • Power dissipation: 500mW
  • Forward voltage: 1.5V
  • Reverse current: 5μA
  • Operating temperature range: -65°C to 150°C

Detailed Pin Configuration

The MMSZ5243B-7 has three pins: 1. Anode 2. Cathode 3. No connection (NC)

Functional Features

  • Precise voltage regulation
  • Low leakage current
  • Small form factor
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • Compact size
  • RoHS compliance

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The MMSZ5243B-7 operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse-biased.

Detailed Application Field Plans

The MMSZ5243B-7 is widely used in the following applications: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the MMSZ5243B-7 include: - MMSZ5239B-7 - MMSZ5245B-7 - BZX84C13-7

In conclusion, the MMSZ5243B-7 Zener diode is a reliable component for precise voltage regulation and protection in various electronic circuits, despite its limitations in power dissipation and sensitivity to temperature variations.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MMSZ5243B-7 v technických řešeních

  1. What is the MMSZ5243B-7?

    • The MMSZ5243B-7 is a Zener diode with a voltage of 12V and a power dissipation of 500mW, commonly used in voltage regulation and protection circuits.

  2. What are the typical applications of MMSZ5243B-7?

    • It is commonly used in voltage regulation, overvoltage protection, and voltage reference circuits in various electronic devices and systems.

  3. What is the maximum current that MMSZ5243B-7 can handle?

    • The maximum current for MMSZ5243B-7 is typically around 20mA, making it suitable for low-power applications.

  4. How does MMSZ5243B-7 provide overvoltage protection?

    • When the voltage across the diode exceeds its breakdown voltage (12V), it conducts and clamps the voltage to protect downstream components.

  5. Can MMSZ5243B-7 be used in reverse polarity protection?

    • Yes, it can be used in reverse polarity protection circuits to prevent damage from reverse voltage connections.

  6. What is the temperature range for MMSZ5243B-7?

    • The operating temperature range for MMSZ5243B-7 is typically -55°C to 150°C, making it suitable for a wide range of environments.

  7. Is MMSZ5243B-7 RoHS compliant?

    • Yes, MMSZ5243B-7 is RoHS compliant, ensuring it meets environmental standards for hazardous substances.

  8. What are the package options available for MMSZ5243B-7?

    • MMSZ5243B-7 is available in various surface mount packages such as SOD-123, making it suitable for compact designs.

  9. Can MMSZ5243B-7 be used in automotive applications?

    • Yes, it can be used in automotive electronics for voltage regulation and protection due to its robust design and temperature range.

  10. Are there any specific layout considerations when using MMSZ5243B-7?

    • It is important to minimize trace lengths and keep the diode close to the components it is protecting to ensure optimal performance and protection.