FMMT497TC

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FMMT497TC is a high-voltage, high-speed, NPN Darlington silicon epitaxial transistor which has the advantages of fast switching speed, large current gain, high current, and high voltage. It is primarily used to drive various applications such as audio when there is no need for very high voltage, such as amplifiers, switches, and relays. This transistors conform to the British standard, BS-117 specification.

The FMMT497TC is a silicon epitaxial, NPN Darlington, bipolar transistor. The epitaxial construction ensures consistent transistor performance, as the majority of the device\'s semiconductor material is grown directly on the substrate. This offers superior electrical characteristics over conventional bulk transistors.

The FMMT497TC features a high current gain of 800 and the collector voltage rating of 100V. It has a high gain-bandwidth product of 40 MHz. This transistor is capable of delivering up to 800mA of collector current and can handle up to 10V of base current. Its maximum operating temperature is 150°C. This transistor also has a wide variety of application fields, such as audio applications, switching circuits, relays, and high voltage converters. It is also capable of working with a frequency range of up to 40MHz.

The working principle of the FMMT497TC is based on its current gain. The DC current gain is determined by the product of the base current and the collector current. The DC current gain of the FMMT497TC is 800. This means that for every one unit of base current, the collector current increases by 800 units. This current gain allows the transistor to switch from on to off states with high speed. This is ideal for applications that require fast switching times.

The FMMT497TC can also be used in circuits to provide voltage gain. The voltage gain of a BJT transistor is determined by the ratio of its collector current to its base current. For the FMMT497TC, the voltage gain is approximately 70. This means that for every unit of voltage applied to the base of the transistor, the collector voltage will increase by 70 times. This makes it especially useful for circuits requiring a large voltage gain.

FMMT497TC is a powerful, high voltage and high speed transistor that has many application fields such as audio amplifiers, switches, relays and high voltage converters. It features a DC current gain of 800 and a voltage gain of 70. Furthermore, it has a maximum operating temperature of 150°C and a wide frequency range of up to 40MHz. The transistor takes advantage of its high current gain and the relationship between base current and collector current to reach fast switching speeds.

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