SE40PJ-M3/87A Product Overview

Introduction

The SE40PJ-M3/87A is a versatile electronic component designed for use in various applications. This entry provides an in-depth overview of the product, including its category, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Component
• Use: The SE40PJ-M3/87A is used in electronic circuitry for signal processing and power management.
• Characteristics: This component is known for its high precision and reliability in regulating electrical signals and power distribution.
• Package: The SE40PJ-M3/87A is typically packaged in a compact, heat-resistant casing to ensure durability and efficient heat dissipation.
• Essence: The essence of this component lies in its ability to provide stable and accurate signal processing and power regulation.
• Packaging/Quantity: It is commonly available in reels or trays containing multiple units.

Specifications

• Input Voltage Range: 3V to 36V
• Output Voltage Range: 1.23V to 35V
• Maximum Output Current: 3A
• Operating Temperature Range: -40°C to 125°C
• Package Type: TO-252-3

Detailed Pin Configuration

The SE40PJ-M3/87A has three pins: 1. Pin 1 (Input): Connects to the input voltage source. 2. Pin 2 (Ground): Connected to the ground reference. 3. Pin 3 (Output): Provides the regulated output voltage.

Functional Features

• Voltage Regulation: The SE40PJ-M3/87A ensures precise regulation of output voltage, maintaining stability under varying load conditions.
• Overcurrent Protection: It incorporates overcurrent protection to safeguard connected circuits from excessive current flow.
• Thermal Shutdown: The component includes thermal shutdown functionality to prevent damage due to overheating.

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Overcurrent protection enhances circuit safety
• Thermal shutdown feature prevents overheating

Disadvantages

• Limited maximum output current compared to some alternatives
• May require additional heat sinking for high-power applications

Working Principles

The SE40PJ-M3/87A operates on the principle of feedback control, where it continuously compares the actual output voltage with a reference voltage to make real-time adjustments, ensuring stable and accurate output.

Detailed Application Field Plans

The SE40PJ-M3/87A finds extensive use in various applications, including: - Voltage Regulators - Power Supplies - Battery Charging Circuits - LED Driver Circuits

Detailed and Complete Alternative Models

Some alternative models to the SE40PJ-M3/87A include: - LM317: A widely used adjustable linear voltage regulator. - LT1083: Known for its high current output capability and low dropout voltage. - LM7805: A popular fixed 5V voltage regulator.

In conclusion, the SE40PJ-M3/87A serves as a crucial component in electronic circuit design, offering precise voltage regulation and essential protection features. Its versatility makes it suitable for a wide range of applications, from simple voltage regulation to complex power management systems.

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