RN1112ACT(TPL3)

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Transistors are electronic components used to amplify and switch electrical signals and power. Bipolar transistors are the most widely used transistors in analog circuits for a variety of applications. One type of bipolar transistor is the single pre-biased transistor, such as the RN1112ACT (TPL3).

The RN1112ACT (TPL3) is a single pre-biased transistor that is specifically designed as an audio amplifier and switch. It is a NPN Silicon monolithic transistor that has an integrated collector base-bias resistor. This resistor allows the transistor to be biased at the factory. This means that the transistor can operate with a fixed current regardless of variations in the external circuits.

The RN1112ACT (TPL3) transistor is mainly used in low-noise, high-efficiency audio amplifiers. Its integrated bias resistor eliminates the need for an external bias network, thus simplifying the design of the circuit. The integrated resistor also eliminates any temperature drifts that occur due to bias changes in the circuit. In addition, the integrated bias also allows the transistor to operate at low voltages, making it suitable for battery-powered applications.

The RN1112ACT (TPL3) has a maximum current gain of 100, a maximum frequency of 300 kHz, and a minimum operating voltage of 0.4 V. It can handle up to 500 mW of power and has a maximum collector-emitter voltage of 15 V. This makes the transistor ideal for use in a wide range of applications, from portable audio amplifiers to high-powered audio amplifiers.

The working principle of the RN1112ACT (TPL3) is based on the same principle as all transistors. When current passes through the base of the transistor, it causes a larger current to flow between the emitter and collector. This larger current is known as the collector current, and it is this current that is used to amplify an incoming signal or to switch an electrical circuit on or off.

The RN1112ACT (TPL3) is an ideal device for many different audio applications. Its pre-biased design simplifies the design process and allows the transistor to be used at low voltages. Its maximum current gain and maximum frequency make it suitable for a variety of audio applications. Furthermore, its low noise performance makes it particularly suitable for low-noise audio amplifiers.

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