2SA2090TLQ Encyclopedia Entry

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Product Overview

Belongs to: Electronic Components
Category: Transistor
Use: Amplification and switching in electronic circuits
Characteristics: High voltage, high current, low power dissipation
Package: TO-220F
Essence: Power transistor for audio amplifiers and power supply circuits
Packaging/Quantity: Bulk packaging, quantity varies

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Specifications

• Maximum Collector-Base Voltage (Vcb): 180V
• Maximum Collector Current (Ic): 17A
• Maximum Power Dissipation (Pd): 150W
• Transition Frequency (ft): 30MHz
• Gain-Bandwidth Product (fT): 30MHz
• Operating Temperature Range: -55°C to 150°C

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Detailed Pin Configuration

1. Base (B)
2. Collector (C)
3. Emitter (E)

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Functional Features

• High voltage capability
• Low saturation voltage
• Fast switching speed
• Excellent linearity in audio applications

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Advantages and Disadvantages

Advantages: - Suitable for high-power applications - Low power dissipation - Wide operating temperature range

Disadvantages: - Relatively large package size - Limited frequency response compared to RF transistors

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Working Principles

The 2SA2090TLQ is a PNP bipolar junction transistor designed for high-power amplification and switching. When biased correctly, it allows a small current at its base to control a much larger current between its collector and emitter, making it suitable for various electronic applications.

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Detailed Application Field Plans

1. Audio Amplifiers: The 2SA2090TLQ is commonly used in high-power audio amplifiers due to its high voltage and current capabilities.
2. Power Supply Circuits: It is utilized in power supply designs where high current and voltage requirements are essential.
3. Motor Control: The transistor can be employed in motor control circuits for driving high-power loads.

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Detailed and Complete Alternative Models

1. 2SC5200: Similar high-power PNP transistor with complementary characteristics
2. MJL21193: High-voltage, high-current PNP transistor for power amplifier applications
3. MJE2955: General-purpose PNP transistor with medium power capabilities

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In conclusion, the 2SA2090TLQ is a versatile power transistor suitable for high-power amplification and switching applications. Its robust characteristics and wide application field make it an essential component in various electronic circuits.

Word Count: 340

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