SMAZ39-13-F

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The SMAZ39-13-F is a single zener diode intended for use as a voltage reference and for providing a local regulated voltage for various circuits. This diode has a low forward voltage, allowing for a high efficiency. It also has an operating temperature range of -55°C to 125°C.

The SMAZ39-13-F is ideal for use in process control, telecommunications and instrumentation to protect circuits from external influences. It is also suitable for many digital and analog applications and the high surge capability makes it ideal for use in lightning protection systems and lightning-suppression devices. Additionally, this diode is also used in motor control, and in power electronics applications.

The SMAZ39-13-F has an operating voltage of 13.1V and a maximum reverse power dissipation of 600mW. Its reverse breakdown voltage min (Vz) and max (Vz) is 12.65V and 13.85V, respectively. Its zener voltage at temperature Tmin and Tmax is 13.1V and 11.3V, respectively. Its maximum reverse current at Vz min is 7.4µA and at Vz max is 2.4mA. Its forward voltage at IF 10mA is 1.2V and at IF 100mA is 1.7V. Its low capacitance of 48pF and its low junction capacitance of 0.5pF makes it a good choice for high-speed switching applications.

The SMAZ39-13-F works by allowing the current to flow in one direction only, when the applied voltage is more than the breakdown voltage. When the reverse breakdown voltage of the diode is exceeded, a large amount of current will flow in the reverse direction, and this is used to regulate the voltage in the circuit. This voltage regulation is achieved with the help of the “Zener effect”, which makes the diode act as a voltage regulator.

The Zener effect is based on the idea that when a voltage is applied across a PN junction, electrons from the P-region move to the N-region and holes move from the N-region to the P-region. When the applied voltage is equal or greater than the reverse breakdown voltage, a large amount of current will start to flow in the reverse direction. This current then passes through the diode and is used to regulate the circuit voltage.

The SMAZ39-13-F can be used in combination with a resistor to create a voltage divider circuit. By connecting the divider output to the zener diode and then to a load, the output voltage from the circuit will remain constant at the zener breakdown voltage. This allows the circuit to be constantly supplied with a stable voltage, regardless of the input voltage fluctuations.

The SMAZ39-13-F is an extremely reliable diode and can be relied upon to protect circuits from EMI, RFI and voltage spikes. Its small size and low forward voltage drop make it an ideal choice for high-density circuits or applications with limited space. Its various applications and low power consumption make the SMAZ39-13-F an ideal choice for a wide range of applications.

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