2SA1680(T6DNSO,F,M

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The 2SA1680 (T6DNSO,F,M) is a single bipolar transistor that has many applications and is used in many electronic circuits. Its type number stands for high voltage PNP transistor. This transistor has a collector-emitter voltage of up to 175V and is commonly used in power circuits. It provides high switching and commutation speed, low ON-resistance, and low collector-emitter saturation voltage.

The 2SA1680 can be found in many applications, from linear or switching power supplies to precision current drivers or high-speed amplifiers. It\'s often used in miniature non-isolated SMPS, DC-DC power supplies, and DC-AC converters. It can also be used in oven controllers, product control circuits, and voltage regulators.

The 2SA1680 works by receiving a small electrical current in the base terminal, which then controls the larger current that can flow between the collector and emitter. The current passing through the base is usually just a few milliamps, while the collector current can be up to 1.5 amps.

To ensure proper operation of the transistor, it must be connected correctly. To get the best performance, the 2SA1680 should be used as a “common emitter transistor”, where the input is applied to the base terminal and the output is taken from the collector terminal, with the emitter connected to ground. If a higher gain is required, then a reverse biased diode can be inserted between the base and emitter.

The 2SA1680 has a very low on-state resistance, making it ideal for high-speed switching applications. Its low collector-emitter saturation voltage ensures excellent switching speed and switching performance, making it suitable for both AC and DC applications. It also has a high frequency limit and can tolerate reverse battery, overload power surges, and over-voltage conditions.

In conclusion, the 2SA1680 is an ideal transistor for a variety of applications, due to its various performance characteristics. It has a high collector-emitter voltage, a low on-state resistance, and a low collector-emitter saturation voltage, which make it suitable for both AC and DC applications. Its high frequency limit and tolerance to reverse battery, overload power surges, and over-voltage conditions make it well suited for precision current drivers and high-speed amplifiers.

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