MMBZ5256BS-7

Introduction

The MMBZ5256BS-7 is a semiconductor product belonging to the category of Zener diodes. This component is widely used in electronic circuits for voltage regulation and protection against voltage spikes. The MMBZ5256BS-7 possesses specific characteristics, packaging, and quantity details that make it suitable for various applications.

Basic Information Overview

• Category: Zener Diode
• Use: Voltage regulation and protection
• Characteristics: Precise voltage regulation, low leakage current, high reliability
• Package: SOT-23
• Essence: Semiconductor device for voltage regulation
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

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

Detailed Pin Configuration

The MMBZ5256BS-7 Zener diode has three pins: Cathode (K), Anode (A), and No Connection (NC). The pinout configuration is as follows: - Cathode (K): Connected to the ground or reference voltage - Anode (A): Connected to the input voltage - No Connection (NC): Not connected in the circuit

Functional Features

• Voltage Regulation: Maintains a constant output voltage despite variations in input voltage
• Overvoltage Protection: Safeguards sensitive components in the circuit from voltage spikes
• Low Leakage Current: Minimizes power loss and improves efficiency

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Compact SOT-23 package
• Low reverse leakage current

Disadvantages

• Limited power dissipation capability
• Sensitivity to temperature variations

Working Principles

The MMBZ5256BS-7 Zener diode operates based on the principle of the Zener breakdown effect. When the voltage across its terminals exceeds the specified Zener voltage, it allows current to flow in the reverse direction, effectively maintaining a constant voltage drop across its terminals.

Detailed Application Field Plans

The MMBZ5256BS-7 finds extensive use in various electronic applications, including: - Voltage regulators in power supplies - Overvoltage protection in communication systems - Signal clamping and limiting circuits - Voltage reference circuits in instrumentation

Detailed and Complete Alternative Models

Some alternative models to the MMBZ5256BS-7 Zener diode include: - BZX84C27LT1G - MM3Z27VT1G - MMSZ5245BT1G - BZT52C27S-7-F

In conclusion, the MMBZ5256BS-7 Zener diode offers precise voltage regulation and overvoltage protection in a compact SOT-23 package, making it suitable for a wide range of electronic applications.

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