BZT52B18-E3-18

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The BZT52B18-E3-18 is a single Zener diode with a maximum reverse voltage of 18V, an operating temperature range of -65°C up to 200°C and a power dissipation of 300mW. It is used in a variety of applications ranging from voltage regulation to voltage reference.

In voltage regulation applications, the BZT52B18-E3-18 is used to provide a steady and accurate output voltage. When a DC voltage source is connected to the diode, it will regulate the voltage at its Zener voltage (18V). When the input voltage reaches or exceeds the Zener voltage, current flows through the diode, dissipating the excess voltage in the form of heat. The output voltage is thus maintained at a stable level. This helps to protect delicate circuit components from the damaging effects of over-voltage.

The BZT52B18-E3-18 can also be used in voltage reference applications. In this case, it provides a constant voltage value as a reference to which all other voltages in the circuit are compared. The Zener voltage of 18V helps to ensure that the circuit’s other components remain accurately compared to the reference voltage. This helps to ensure reliable operation of the circuit and protect it from damage due to incorrect voltage values.

The BZT52B18-E3-18 also has a peak power rating of 300 mW and thus can handle intermittent inrush currents or surges without failing. This makes it suitable for use in automotive and industrial applications, where high power transients are likely encountered.

The BZT52B18-E3-18 also features a wide operating temperature range of -65°C up to 200°C, making it suitable for use in extreme temperature environments. It is also durable and long-lasting, with a 0.25% change in Zener voltage at 50°C, making it suitable for long-term applications.

Overall, the BZT52B18-E3-18 is a well-rounded Zener diode with a wide range of applications. Its combination of high peak power rating, wide operating temperature range, and long-term reliability make it suitable for a wide range of applications including voltage regulation, voltage reference, and automotive and industrial applications.

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