ZM4742A-GS18 Product Overview

Introduction

The ZM4742A-GS18 is a semiconductor product belonging to the category of voltage regulator diodes. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the ZM4742A-GS18.

Basic Information Overview

• Category: Voltage Regulator Diodes
• Use: The ZM4742A-GS18 is used for regulating voltage in electronic circuits, ensuring a stable output voltage despite fluctuations in input voltage.
• Characteristics: It exhibits high reliability, low reverse current, and excellent temperature stability.
• Package: The ZM4742A-GS18 is available in a surface mount DO-213AB package.
• Essence: Its essence lies in providing precise voltage regulation in various electronic applications.
• Packaging/Quantity: Typically packaged in reels of 3000 units.

Specifications

• Voltage - Zener (Nom) (Vz): 12V
• Power - Max: 1W
• Impedance (Max) (Zzt): 20 Ohm
• Current - Reverse Leakage @ Vr: 5µA @ 9V
• Tolerance: ±5%
• Operating Temperature: -65°C ~ 175°C

Detailed Pin Configuration

The ZM4742A-GS18 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

• Stable Voltage Regulation: Ensures a constant output voltage under varying input conditions.
• Low Reverse Current: Minimizes power loss and enhances efficiency.
• Temperature Stability: Maintains consistent performance across a wide temperature range.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Low reverse current
• Excellent temperature stability

Disadvantages

• Limited to specific voltage regulation requirements
• Sensitive to overvoltage conditions

Working Principles

The ZM4742A-GS18 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased within its specified voltage range.

Detailed Application Field Plans

The ZM4742A-GS18 finds application in various electronic circuits requiring precise voltage regulation, including: - Power supplies - Voltage reference circuits - Overvoltage protection systems

Detailed and Complete Alternative Models

Some alternative models to the ZM4742A-GS18 include: - 1N4742A: Similar voltage rating and power dissipation - BZX85C12: Comparable voltage regulation characteristics - MMBZ5225B: SMD alternative with similar specifications

In conclusion, the ZM4742A-GS18 is a reliable voltage regulator diode with precise regulation, low reverse current, and excellent temperature stability, making it suitable for diverse electronic applications.

[Word Count: 410]