MMSZ5254BS-7-F Discrete Semiconductor Products

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Diodes are electronic components that allow electrons to flow through in one direction while blocking current in the opposite direction. Zener diodes are widely used to maintain a relatively constant voltage across a load, even when voltage fluctuations occur in the source. The MMSZ5254BS-7-F Zener diode is a single device that is commonly used for this purpose.

The MMSZ5254BS-7-F is a low-power Zener diode, suitable for a voltage range of 4.7 to 5.2V, with a maximum working power of 250mW. Its reverse breakdown voltage is 5.2V, providing it with the capability of regulating 5.2V from a higher voltage source. The maximum Zener capacitance of this diode is 7.3pF, making it particularly suitable for high frequency applications.

The MMSZ5254BS-7-F has a low dynamic regulation, assuring that the output voltage remains constant under different loading conditions. It also features a low reverse current of 7µA, making it ideal for powering high-sensitivity loads, like analogue circuits. The diode is able to dissipate 0.25W for an ambient temperature of 25°C, and is rated for an operating temperature of -55°C to 150°C.

The most common application for the MMSZ5254BS-7-F is regulating output voltage in electronic circuits, both digital and analogue. Its superior reverse breakdown voltage ensures the output voltage drops only slightly under different sourcing conditions. It is also frequently used in current limiting and voltage smoothing applications, especially in high power and high frequency circuits, where its relatively low capacitance is of great benefit.

The MMSZ5254BS-7-F has a standard forward voltage drop of 1.29V. This is due to the fact that the diode is a PN-junction, which means that the positively charged P-side of the junction is connected to the anode, and the negatively charged N-side is connected to the cathode. When the anode is at a higher voltage than the cathode, current will flow from the anode to the cathode, through the diode and across the junction. As a result, the voltage at the other side of the diode will be reduced. When the anode is at a lower voltage than the cathode, the current will be blocked and no current will flow through the diode. This is the basis of the working principle of the MMSZ5254BS-7-F.

In summary, the MMSZ5254BS-7-F is a low-power single Zener diode, designed for voltage regulation and smoothing applications. It is typically used in digital and analogue circuits, where it provides a constant output voltage, regardless of the sourcing conditions. Its low reverse current makes it particularly suitable for powering high-sensitivity loads. The maximum voltage of this diode, coupled with its low capacitance, also makes it ideal for high frequency and high power applications. The diode has a standard forward voltage drop of 1.29V and is rated for an operating temperature of -55°C to 150°C.

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