Encyclopedia Entry: 72240L10TPG

Product Information Overview

Category: Electronic Component
Use: Signal Amplification and Processing
Characteristics: High Gain, Low Noise, Wide Frequency Range
Package: TO-92
Essence: Transistor
Packaging/Quantity: Bulk Packaging, 1000 units per pack

Specifications

• Type: NPN Bipolar Junction Transistor
• Maximum Collector Current (Ic): 500mA
• Maximum Collector-Emitter Voltage (Vce): 40V
• Maximum Power Dissipation (Pd): 625mW
• Transition Frequency (ft): 300MHz
• Collector-Base Voltage (Vcb): 75V
• Emitter-Base Voltage (Veb): 6V
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 72240L10TPG transistor has three pins:

1. Collector (C): This pin is connected to the positive terminal of the power supply.
2. Base (B): This pin controls the flow of current between the collector and emitter.
3. Emitter (E): This pin is connected to the negative terminal of the power supply.

Functional Features

• High Gain: The 72240L10TPG offers a high voltage gain, making it suitable for amplifying weak signals.
• Low Noise: It exhibits low noise characteristics, ensuring minimal interference in signal processing applications.
• Wide Frequency Range: The transistor operates over a wide frequency range, enabling its use in various applications.

Advantages and Disadvantages

Advantages: - High gain allows for effective signal amplification. - Low noise ensures accurate signal processing. - Wide frequency range provides versatility in application.

Disadvantages: - Limited maximum collector current may restrict usage in high-power applications. - The TO-92 package may not be suitable for certain mounting methods.

Working Principles

The 72240L10TPG is an NPN bipolar junction transistor. It operates based on the principles of amplification and control of electrical current. When a small current flows into the base pin, it controls a larger current flow between the collector and emitter pins. This amplification allows for signal processing and amplification in various electronic circuits.

Detailed Application Field Plans

The 72240L10TPG transistor finds applications in a wide range of electronic systems, including:

1. Audio Amplifiers: It can be used to amplify audio signals in devices such as speakers and headphones.
2. Radio Frequency (RF) Circuits: The transistor's wide frequency range makes it suitable for RF signal amplification and modulation.
3. Sensor Interfaces: It can be utilized in sensor interfaces to amplify weak sensor signals for further processing.
4. Oscillators: The transistor can be employed in oscillator circuits to generate stable oscillations at specific frequencies.

Detailed and Complete Alternative Models

1. 2N3904: A widely used NPN transistor with similar characteristics and pin configuration.
2. BC547: Another popular NPN transistor suitable for general-purpose amplification.
3. MPSA42: An NPN transistor with higher power handling capabilities and a wider temperature range.

(Note: These alternative models are provided as examples and may vary depending on specific requirements and availability.)

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