MA40S4R

MA40S4R Product Overview

Introduction

The MA40S4R is a versatile electronic component that belongs to the category of semiconductor devices. This entry provides an in-depth overview of the MA40S4R, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Semiconductor Device
• Use: Signal Amplification, Switching
• Characteristics: High Gain, Low Noise, Fast Switching Speed
• Package: TO-18 Metal Can
• Essence: Silicon NPN Transistor
• Packaging/Quantity: Typically sold individually or in small quantities

Specifications

• Maximum Collector-Base Voltage (Vcb): 40V
• Maximum Collector Current (Ic): 600mA
• DC Current Gain (hFE): 100 - 300
• Power Dissipation (Pd): 625mW
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The MA40S4R transistor has three pins: 1. Collector (C): Connects to the positive supply voltage. 2. Base (B): Input terminal for controlling the transistor's operation. 3. Emitter (E): Output terminal for the amplified signal.

Functional Features

• High Gain: Provides significant signal amplification.
• Low Noise: Minimizes unwanted interference in signal processing.
• Fast Switching Speed: Enables rapid switching between on and off states.

Advantages and Disadvantages

Advantages

• Reliable signal amplification
• Low power consumption
• Compact size

Disadvantages

• Limited maximum voltage and current ratings
• Susceptible to thermal stress

Working Principles

The MA40S4R operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a much larger current flowing between the collector and emitter terminals, allowing for signal amplification or switching functions.

Detailed Application Field Plans

The MA40S4R is commonly used in the following applications: - Audio Amplifiers - Switching Circuits - Sensor Interfaces - Oscillator Circuits

Detailed and Complete Alternative Models

• 2N3904: Similar NPN transistor with comparable characteristics.
• BC547: General-purpose NPN transistor suitable for various applications.
• 2SC945: Low-power NPN transistor with similar package and characteristics.

In conclusion, the MA40S4R is a reliable semiconductor device with versatile applications in signal amplification and switching circuits. Its high gain, low noise, and fast switching speed make it a valuable component in various electronic systems.

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