MMBZ5255ELT1

Introduction

The MMBZ5255ELT1 is a zener diode that belongs to the category of semiconductor devices. This component is widely used in electronic circuits for voltage regulation and protection against overvoltage conditions. It possesses unique characteristics, packaging, and quantity specifications that make it suitable for various applications in the electronics industry.

Basic Information Overview

• Category: Semiconductor device (zener diode)
• Use: Voltage regulation and overvoltage protection in electronic circuits
• Characteristics: Precise voltage regulation, low leakage current, small form factor
• Package: SOT-23, SMD/SMT package type
• Essence: Zener diode with a specific breakdown voltage
• Packaging/Quantity: Available in tape and reel packaging, typically supplied in quantities of 3000 units per reel

Specifications

• Voltage - Zener (Nom) (Vz): 27V
• Power - Max: 350mW
• Impedance (Max) (Zzt): 20 Ohms
• Current - Reverse Leakage @ Vr: 100nA
• Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The MMBZ5255ELT1 zener diode has three pins: anode, cathode, and no connection (NC). The pin configuration is as follows: - Anode (A) - Cathode (K) - No Connection (NC)

Functional Features

• Precise Voltage Regulation: The zener diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
• Overvoltage Protection: When the voltage exceeds the specified breakdown voltage, the zener diode conducts and limits the voltage to protect sensitive components.
• Low Leakage Current: The diode exhibits minimal reverse leakage current, ensuring efficient performance in diverse circuit designs.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact size for space-constrained applications
• Effective overvoltage protection

Disadvantages

• Limited power dissipation capability
• Sensitivity to temperature variations

Working Principles

The MMBZ5255ELT1 zener diode operates based on the principle of the zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse-biased. This allows it to regulate voltage and protect connected components from excessive voltage levels.

Detailed Application Field Plans

The MMBZ5255ELT1 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 - Voltage reference sources in instrumentation

Detailed and Complete Alternative Models

• BZX84C27LT1G: Similar zener diode with a 27V breakdown voltage
• MMBZ5232BLT1G: Zener diode with a lower 5.6V breakdown voltage for different applications
• BZT52C27S-7-F: Surface mount zener diode with similar characteristics and 27V breakdown voltage

In conclusion, the MMBZ5255ELT1 zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it an essential component in various electronic circuits and systems.

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