MMSZ4681-HE3-18

Product Overview

Use

It is commonly used for voltage regulation and transient suppression in electronic circuits.

Characteristics

Low leakage current
High reliability
Small package size
Wide voltage range

Package

The MMSZ4681-HE3-18 is typically available in a SOD-123 package.

Essence

This product serves as a crucial component in maintaining stable voltage levels in various electronic applications.

Packaging/Quantity

It is usually packaged in reels with quantities varying based on manufacturer specifications.

Specifications

Voltage: 18V
Power Dissipation: 500mW
Zener Impedance: 40Ω
Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The MMSZ4681-HE3-18 typically has three pins, with the cathode connected to the ground and the anode connected to the input voltage source.

Functional Features

Precise voltage regulation
Protection against voltage spikes
Fast response time

Advantages

Small form factor
Reliable voltage regulation
Wide operating temperature range

Disadvantages

Limited power dissipation capability
Sensitivity to reverse voltage

Working Principles

The MMSZ4681-HE3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals by allowing current to flow in reverse bias.

Detailed Application Field Plans

Voltage regulation in power supplies
Overvoltage protection in communication systems
Surge suppression in automotive electronics

Detailed and Complete Alternative Models

BZX84C18
1N4744A
BZT52C18

In conclusion, the MMSZ4681-HE3-18 Zener diode offers reliable voltage regulation and transient suppression in a compact package, making it suitable for various electronic applications. Its wide operating temperature range and precise voltage regulation make it a preferred choice for designers seeking stability in their circuits. However, its limitations in power dissipation and sensitivity to reverse voltage should be considered when selecting alternative models for specific applications.

[Word count: 311]

技術ソリューションにおける MMSZ4681-HE3-18 の適用に関連する 10 件の一般的な質問と回答をリストします。

What is the MMSZ4681-HE3-18?
- The MMSZ4681-HE3-18 is a Zener diode designed for voltage regulation and protection in various technical solutions.
What is the voltage rating of the MMSZ4681-HE3-18?
- The MMSZ4681-HE3-18 has a voltage rating of 18V, making it suitable for applications requiring voltage clamping or regulation at this level.
What are the typical applications of the MMSZ4681-HE3-18?
- Typical applications include overvoltage protection, voltage regulation, and transient suppression in electronic circuits and systems.
What is the power dissipation of the MMSZ4681-HE3-18?
- The power dissipation of the MMSZ4681-HE3-18 is typically around 500mW, allowing it to handle moderate power levels.
What is the maximum current that the MMSZ4681-HE3-18 can handle?
- The MMSZ4681-HE3-18 can handle a maximum continuous current of around 40mA, making it suitable for low-power applications.
Is the MMSZ4681-HE3-18 suitable for surface mount technology (SMT) applications?
- Yes, the MMSZ4681-HE3-18 is designed for surface mount applications, providing ease of integration into compact electronic designs.
Does the MMSZ4681-HE3-18 have ESD protection?
- Yes, the MMSZ4681-HE3-18 offers ESD protection, enhancing its reliability in harsh operating environments.
What is the temperature range for the MMSZ4681-HE3-18?
- The MMSZ4681-HE3-18 is designed to operate within a temperature range of -55°C to 150°C, ensuring performance across a wide range of conditions.
Can the MMSZ4681-HE3-18 be used in automotive applications?
- Yes, the MMSZ4681-HE3-18 is suitable for automotive electronics, providing voltage regulation and protection in vehicle systems.
Are there any recommended layout considerations for using the MMSZ4681-HE3-18?
- It is recommended to follow the manufacturer's guidelines for PCB layout and thermal management to optimize the performance of the MMSZ4681-HE3-18 in technical solutions.