LE40CZ

Product Overview

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

Specifications

• Maximum Collector Current: 500mA
• Maximum Collector-Emitter Voltage: 40V
• Maximum Power Dissipation: 625mW
• Transition Frequency: 300MHz
• Collector-Emitter Saturation Voltage: 0.2V
• Base-Emitter Saturation Voltage: 1.2V
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The LE40CZ transistor has three pins:

1. Collector (C): This pin is connected to the positive terminal of the load or circuit being amplified.
2. Base (B): The input signal is applied to this pin for amplification.
3. Emitter (E): This pin is connected to the negative terminal of the load or circuit being amplified.

Functional Features

• High gain and low noise characteristics make it suitable for audio amplification applications.
• Fast switching speed allows for efficient signal amplification.
• Small package size enables easy integration into compact electronic devices.
• Wide operating temperature range ensures reliable performance in various environments.

Advantages and Disadvantages

Advantages: - High gain amplification capability - Low noise output - Compact size - Wide operating temperature range

Disadvantages: - Limited maximum collector current - Moderate transition frequency

Working Principles

The LE40CZ is an NPN transistor that operates based on the principles of bipolar junction transistors. When a small current flows into the base pin, it controls a larger current flow between the collector and emitter pins. This amplification of the input signal allows for various applications in electronic circuits.

Detailed Application Field Plans

The LE40CZ transistor finds applications in the following fields:

1. Audio Amplification: It can be used to amplify audio signals in radios, televisions, and audio systems.
2. Sensor Circuits: The transistor can be employed in sensor circuits to amplify weak signals from sensors such as temperature or light sensors.
3. Oscillators: It can be utilized in oscillator circuits to generate stable oscillations for various purposes.
4. Switching Circuits: The transistor's fast switching speed makes it suitable for use in switching circuits.

Detailed and Complete Alternative Models

1. BC547: Similar NPN transistor with comparable specifications.
2. 2N3904: Another NPN transistor commonly used for signal amplification.
3. PN2222: NPN transistor with similar characteristics and pin configuration.

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