SMPZ3924B-E3/84A

Introduction

The SMPZ3924B-E3/84A is a semiconductor product that belongs to the category of voltage regulators. This device is commonly used in electronic circuits to maintain a stable output voltage, making it an essential component in various electronic applications.

Basic Information Overview

• Category: Voltage Regulator
• Use: To maintain a stable output voltage in electronic circuits
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220AB
• Essence: Ensures consistent and reliable voltage output
• Packaging/Quantity: Typically packaged in reels of 2500 units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage: 3.3V
• Output Current: 1.5A
• Dropout Voltage: 400mV at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SMPZ3924B-E3/84A features a standard TO-220AB pin configuration with three pins: 1. Input (Vin): Connects to the input voltage source 2. Ground (GND): Connected to the ground reference 3. Output (Vout): Provides the regulated output voltage

Functional Features

• High Precision: Provides accurate and stable output voltage regulation
• Low Dropout Voltage: Minimizes power loss and heat dissipation
• Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Low dropout voltage
• Thermal protection for enhanced durability

Disadvantages

• Limited maximum output current compared to higher-rated models
• Higher dropout voltage than some competing models

Working Principles

The SMPZ3924B-E3/84A operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage. It utilizes internal circuitry to achieve precise regulation and protect against overcurrent and overtemperature conditions.

Detailed Application Field Plans

This voltage regulator is widely used in various electronic devices and systems, including: - Power supplies - Battery-powered devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to consider include: - LM317: A versatile adjustable voltage regulator - L7805CV: Fixed 5V voltage regulator with higher output current capability - LT1086: High-performance adjustable voltage regulator with low dropout voltage

In conclusion, the SMPZ3924B-E3/84A voltage regulator offers reliable and precise voltage regulation for a wide range of electronic applications, making it a valuable component in modern electronic design.

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