MMSZ5250B-HE3-18

Introduction

The MMSZ5250B-HE3-18 is a semiconductor product belonging to the category of Zener diodes. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the MMSZ5250B-HE3-18.

Basic Information Overview

• Category: Zener Diode
• Use: Voltage regulation and protection in electronic circuits
• Characteristics: Low leakage current, precise voltage regulation, small form factor
• Package: SOD-123
• Essence: Provides stable voltage regulation and protection against voltage spikes
• Packaging/Quantity: Available in tape and reel packaging with quantities varying by supplier

Specifications

• Voltage - Zener (Nom) (Vz): 18V
• Power - Max: 500mW
• Impedance (Max) (Zzt): 20 Ohm
• Current - Reverse Leakage @ Vr: 100nA @ 13.5V
• Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The MMSZ5250B-HE3-18 Zener diode has two pins, typically denoted as the cathode and anode. The cathode is connected to the ground or reference voltage, while the anode is connected to the input or output of the circuit.

Functional Features

• Precise voltage regulation at 18V
• Protection against voltage surges and transients
• Low reverse leakage current
• Small form factor for space-constrained applications

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact size
• Low leakage current
• Protection against voltage spikes

Disadvantages

• Limited power dissipation capability
• Sensitivity to temperature variations

Working Principles

The MMSZ5250B-HE3-18 Zener diode operates based on the principle of the Zener breakdown effect. When the voltage across the diode reaches its specified breakdown voltage (18V in this case), it starts conducting in the reverse direction, effectively regulating the voltage across the circuit.

Detailed Application Field Plans

The MMSZ5250B-HE3-18 Zener diode finds extensive use in various electronic circuits, including: 1. Voltage regulators 2. Overvoltage protection circuits 3. Signal clamping circuits 4. Voltage reference circuits 5. Switching power supplies

Detailed and Complete Alternative Models

Some alternative models to the MMSZ5250B-HE3-18 Zener diode include: - BZX84C18LT1G - 1N4746A - BZT52C18-7-F

In conclusion, the MMSZ5250B-HE3-18 Zener diode is a crucial component in electronic circuits, providing stable voltage regulation and protection against voltage spikes. Its compact size and low leakage current make it suitable for a wide range of applications.

(Word count: 411)