STA559BWSTR

Overview

Category: Electronic Component
Use: Signal Amplification
Characteristics: High Gain, Low Noise
Package: SOT-23
Essence: Transistor
Packaging/Quantity: 1000 pieces per reel

Specifications and Parameters

• Maximum Collector Current: 100mA
• Maximum Collector-Emitter Voltage: 30V
• Maximum Power Dissipation: 200mW
• Transition Frequency: 300MHz
• Noise Figure: 2dB
• Gain Bandwidth Product: 500MHz

Pin Configuration

1. Base
2. Emitter
3. Collector

Functional Characteristics

STA559BWSTR is a high-performance transistor that provides signal amplification in electronic circuits. It offers high gain and low noise characteristics, making it suitable for applications requiring precise signal amplification.

Advantages and Disadvantages

Advantages: - High gain ensures accurate signal amplification - Low noise figure minimizes signal distortion - Wide gain bandwidth product allows for high-frequency applications

Disadvantages: - Limited maximum collector current restricts high-power applications - Restricted maximum collector-emitter voltage limits voltage handling capabilities

Applicable Range of Products

STA559BWSTR is commonly used in various electronic devices and systems, including audio amplifiers, communication equipment, and sensor interfaces.

Working Principles

The transistor operates based on the principles of semiconductor physics. When a small input signal is applied to the base terminal, it controls the flow of current between the collector and emitter terminals, resulting in amplified output signal.

Detailed Application Field Plans

1. Audio Amplifiers: STA559BWSTR can be used in audio amplifiers to amplify weak audio signals from sources such as microphones or musical instruments.
2. Communication Equipment: It can be employed in communication devices like radios and transceivers to amplify signals for transmission or reception.
3. Sensor Interfaces: The transistor can be utilized in sensor interfaces to amplify weak sensor signals before further processing.

Detailed Alternative Models

1. STA559BWSTQ: Similar characteristics and package, but available in a different reel quantity (500 pieces per reel).
2. STA559BWSUR: Surface mount version of STA559BWSTR with the same specifications and parameters.

5 Common Technical Questions and Answers

1. Q: What is the maximum collector current of STA559BWSTR? A: The maximum collector current is 100mA.

2. Q: What is the noise figure of STA559BWSTR? A: The noise figure is 2dB.

3. Q: What is the gain bandwidth product of STA559BWSTR? A: The gain bandwidth product is 500MHz.

4. Q: Can STA559BWSTR handle high-power applications? A: No, it has a limited maximum collector current, which restricts high-power applications.

5. Q: Is there a surface mount version of STA559BWSTR available? A: Yes, the surface mount version is called STA559BWSUR and has the same specifications and parameters.

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