BDTA4: Product Overview and Specifications

Introduction

BDTA4 is a versatile electronic component that belongs to the category of bipolar junction transistors (BJTs). This entry provides an in-depth overview of BDTA4, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Bipolar Junction Transistor
• Use: Amplification and switching of electronic signals
• Characteristics: High gain, low noise, and fast switching speed
• Package: TO-92 package
• Essence: Silicon NPN transistor
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Maximum Collector-Base Voltage (VCBO): 40V
• Maximum Collector-Emitter Voltage (VCEO): 32V
• Maximum Emitter-Base Voltage (VEBO): 5V
• Continuous Collector Current (IC): 0.1A
• Power Dissipation (Pd): 625mW
• Transition Frequency (ft): 250MHz
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The BDTA4 transistor has three pins: 1. Collector (C): Connects to the positive supply voltage 2. Base (B): Input terminal for controlling the transistor's conductivity 3. Emitter (E): Output terminal through which the current flows out of the transistor

Functional Features

• High amplification factor (hFE)
• Low saturation voltage
• Fast switching speed
• Low noise performance

Advantages and Disadvantages

Advantages

• Small form factor
• Versatile applications in amplification and switching circuits
• Reliable performance in various operating conditions

Disadvantages

• Limited maximum collector current compared to power transistors
• Sensitive to temperature variations

Working Principles

BDTA4 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 and switching.

Detailed Application Field Plans

BDTA4 finds extensive use in various electronic applications, including: - Audio amplifiers - Signal processing circuits - Switching circuits - Oscillator circuits - Voltage regulators

Detailed and Complete Alternative Models

Several alternative models to BDTA4 include: - BDTA3 - BDTA5 - BDTA6 - BDTA7

In conclusion, BDTA4 is a fundamental component in electronic circuit design, offering high gain, fast switching, and reliable performance across diverse applications.

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