1PMT5947/TR13

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A PMT5947/TR13 is a single zener diode which is designed for use in applications that require low power consumption and low noise. The diode is an NPN P-type that has a voltage drop of 13V and a power dissipation of 0.225W. The diode has a low forward voltage drop of 1V and a very low reverse leakage current of 10nA, which makes it suitable for low power consumption applications. The diode can also be used in applications where low noise is required since it has a very low thermal noise of 4dB.

The most common application of PMT5947/TR13 is in voltage regulation, clamping, and low-noise circuits. In these type of applications, the diode can be used to clamp the output of a circuit to a specific voltage level and to regulate the input voltage level. The voltage regulation function is achieved by the diode’s low forward voltage drop and low leakage current. The clamping function is achieved through the diode’s fast turn-off time, which enables it to quickly regulate the voltage input levels. In addition, the diode’s low noise further contributes to its suitability for low-noise circuits.

The working principle of the PMT5947/TR13 is based on the diode’s junction breakdown principle. As the voltage across the diode increases, there is a point at which the diode’s junction breakdown voltage is exceeded. Once this breakdown voltage is exceeded, the current through the diode will immediately increase and the diode will be in a forward conduction state. This action enables the diode to regulate and clamp the input voltage levels.

The PMT5947/TR13 is one of the most widely used and reliable zener diodes available in the market today. Its low power consumption, low noise, and fast turn-off time make it suitable for a variety of applications, including voltage regulation, clamping, and low-noise circuits. The diode’s junction breakdown principle further enables it to effectively regulate and clamp the input voltage levels, which is why it is one of the most commonly used zener diodes in the market.

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