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MMFZ3V9T3G

MMFZ3V9T3G Product Overview

Introduction

The MMFZ3V9T3G is a zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and protection in electronic circuits due to its specific characteristics.

Basic Information Overview

  • Category: Semiconductor
  • Use: Voltage regulation and protection
  • Characteristics: Zener diode, reverse breakdown voltage of 3.9V, low leakage current
  • Package: SOD-123, SMD (Surface Mount Device)
  • Essence: Regulating voltage and protecting circuits
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Reverse Breakdown Voltage: 3.9V
  • Power Dissipation: 1W
  • Forward Voltage: 1.2V
  • Maximum Zener Impedance: 40Ω
  • Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The MMFZ3V9T3G zener diode typically has three pins: anode, cathode, and a marking indicating the cathode side.

Functional Features

  • Voltage Regulation: Maintains a constant output voltage under varying load conditions.
  • Overvoltage Protection: Safeguards sensitive components by diverting excess voltage away from the circuit.
  • Stability: Provides stable voltage references for precision applications.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Susceptible to temperature variations

Working Principles

The zener diode operates in the reverse-biased mode, allowing current to flow when the voltage across it reaches the specified breakdown voltage. This characteristic enables it to regulate voltage and protect circuits from overvoltage conditions.

Detailed Application Field Plans

The MMFZ3V9T3G zener diode finds extensive use in various electronic applications, including: - Voltage regulators in power supplies - Overvoltage protection in communication equipment - Signal clamping circuits in audio amplifiers

Detailed and Complete Alternative Models

  • BZX55C3V9: Similar zener diode with a 3.9V breakdown voltage
  • 1N4728A: Zener diode with a 3.9V breakdown voltage and higher power dissipation

In conclusion, the MMFZ3V9T3G zener diode serves as a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and stable performance make it suitable for a wide range of applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MMFZ3V9T3G in technische oplossingen

  1. What is MMFZ3V9T3G?

    • MMFZ3V9T3G is a surface mount, 500 mW glass-encapsulated Zener diode with a voltage range of 3.3V.

  2. What are the typical applications of MMFZ3V9T3G?

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

  3. What is the maximum power dissipation of MMFZ3V9T3G?

    • The maximum power dissipation is 500mW.

  4. What is the voltage tolerance of MMFZ3V9T3G?

    • The voltage tolerance is typically ±5%.

  5. What is the operating temperature range for MMFZ3V9T3G?

    • The operating temperature range is usually -65°C to +150°C.

  6. Can MMFZ3V9T3G be used in reverse bias?

    • Yes, it can be used in reverse bias as a voltage clamp or transient suppressor.

  7. What is the package type of MMFZ3V9T3G?

    • It comes in a SOD-123 package.

  8. Is MMFZ3V9T3G RoHS compliant?

    • Yes, it is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  9. What is the forward voltage drop of MMFZ3V9T3G?

    • The forward voltage drop is typically around 1.2V.

  10. Can MMFZ3V9T3G be used in automotive applications?

    • Yes, it is suitable for use in automotive electronics due to its robust construction and reliability.