HKT PNP Triode MMST3906 Can be Used for Audio Amplification and Radio Switch
As a common current amplifier, triode has three poles, namely collector C, base B and emitter E, which are divided into NPN and PNP. NPN triode is a triode composed of two N-type semiconductors with a P-type semiconductor sandwiched between them, also known as transistor, which is one of the most important devices in electronic circuits. The main function of triode is current amplification and switching, which can turn weak electrical signals into signals with a certain intensity. In this issue, Hottech introduces a PNP triode MMST3906, which can be used in audio amplification, radio switch and other fields.
Characteristics of MMST3906
This MMST3906 transistor produced by Hottech has very good electrical characteristics, its collector-base voltage is -40V, collector-emitter voltage is -40V, emitter-base voltage is -5V, collector current is -200mA, minimum magnification is 100, maximum magnification is 300, and power dissipation is 200Mw. MMST3906 also has excellent hFE linearity and low noise characteristics.
The overall weight of MMST3906 triode is about 0.008 g, which is very light and convenient to use, and is suitable for many lightweight application scenarios.
Hottech is packaged in SOT-323, which is a small surface mount package, commonly used in integrated circuits and semiconductor discrete devices. The product has compact size, good heat dissipation performance and strong adaptability, and is suitable for PCB board mounting and micro-equipment of electronic equipment.
Application of MMST3906
As a widely used small signal transistor, MMST3906 plays an important role in the field of small signal amplification. Its amplification ability is stable and reliable, and it has stable signal amplification ability. For many application scenarios that need to construct analog signals with minimal noise and distortion, the features of this product are very suitable. MMST3906 can be used in communication, smart home, household appliances, digital, medical, wearable, audio, sound, radio and other scenes.
For example, in a customer's application scenario, MMST3906 gives full play to the signal amplification capability. The customer's audio power amplifier is an electronic device, which is used to amplify the power of audio signals in order to drive speakers or other audio output devices to produce louder sound. Audio power amplifiers usually use triodes as amplification elements, and have the functions of voltage amplification and power amplification. The input signal of an audio power amplifier is usually an audio signal, and the output signal is a large current and voltage to drive the speaker to sound.
The performance indexes of audio power amplifier include frequency response, distortion and dynamic range, which directly affect the sound quality. When choosing and using audio power amplifier, it is necessary to choose the appropriate model and configuration according to the actual demand and application scenario to ensure the best sound quality. MMST3906 plays the role of small signal amplification in low power audio signal amplifier circuit.
In a word, MMST3906 is a widely used triode product, and its main scenes are small signal switches and small signal amplification circuits. In these scenes, the stability and reliability of Hottech's products are promising.
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本文由玄子转载自HKT Official Website，原文标题为:PNP triode MMST3906 can be used for audio amplification and radio switch.，本站所有转载文章系出于传递更多信息之目的，且明确注明来源，不希望被转载的媒体或个人可与我们联系，我们将立即进行删除处理。
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Company Profile Audio and Video Circuit Power Management Circuit Communication Series Circuit LNB Circuit of Satellite Receiver Capacitive Touch Key Control Circuit Clock Controller Circuit Power Tool Speed Control Circuit Leakage Protector Circuit Operational Amplifier Circuit Driver Circuit Universal Microcontroller Circuit
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产品型号
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品类
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封装形式
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沟道类型
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集电极基极电压VCBO(V)
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集电极-发射极电压VCEO(V)
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发射极-基极电压VEBO(V)
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集电极电流Ic(mA)
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放大倍数（最小）HFE（MIN）
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放大倍数（最大）HFE（MAX）
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耗散功率PD(mW)
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2SA1015
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PNP晶体管
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SOT-23
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PNP
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-50
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-50
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-5
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-150
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130
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400
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200
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