MMSZ5223BS-7

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The MMSZ5223BS-7 is a single zener diode from ON Semiconductor, which is suitable for a large variety of applications. The diode is packaged in a SOD-123F foot and has a maximum power dissipation of 250 mW.

Applications for the MMSZ5223BS-7 include voltage regulation, clipping and clamping circuits, transient suppression, and reverse bias protection for high-voltage PNP transistors. The reverse breakdown voltage of this diode is 5.2V, which makes it ideal for protecting sensitive electronic components from over-voltage conditions. The MMSZ5223BS-7 also features a wide operating temperature range of -55°C to 150°C.

The working principle of the MMSZ5223BS-7 is relatively simple. When a forward bias voltage is applied to the diode and the voltage reaches a certain level (known as the Zener breakdown voltage or knee voltage), the diode will begin to conduct in the \'reverse bias direction\'. At this point, a small voltage will be applied across the diode, with the majority of the voltage being dropped across the diode itself. This reverse voltage drop helps to regulate the voltage of the circuit, providing a stable voltage regardless of variations in the input voltage.

In summary, the MMSZ5223BS-7 is a single zener diode from ON Semiconductor suitable for voltage regulation, clipping and clamping circuits, transient suppression, and reverse bias protection. The diode is a great choice for protecting sensitive electronic components from external voltage surges, and its wide operating temperature range ensures reliable performance in a wide variety of applications.

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