DDZ9690-7 Discrete Semiconductor Products

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Diodes are elements that allow current to flow in one direction, and Zener diodes are a subcategory of diodes. Zener diodes are useful when it comes to protection from voltage spikes, or when a steady reference voltage, such as for a voltage regulator, is needed in a circuit. The DDZ9690-7 is an example of a single Zener diode, specifically a 9.8 V Zener diode.

The DDZ9690-7 is a surface-mount chip diode with a single cathode and an anode. It is designed to be used with a variety of circuits, including power supplies, motor control systems, and battery-powered systems. The diode has a reverse breakdown voltage of 9.8V and a peak forward surge current of 200mA. Its maximum power rating is 350mW, and its capacitance is 0.85pF.

The DDZ9690-7 has a number of applications. It can be used as a reference voltage for voltage regulators and as a clamp for voltage spikes. It can also be used as a load or line regulator in a power supply, or to protect against transient overvoltages. In motor control systems, it can be used for voltage level shifting, voltage matching, and noise filtering.

The working principle of the DDZ9690-7 is based on the Zener effect. The Zener effect is a phenomenon that occurs when current passes through a diode in the forward direction. When the forward voltage of the diode reaches a certain limit, the current begins to flow in the reverse direction. The level of voltage at which this occurs is called the breakdown voltage. In the case of the DDZ9690-7, the breakdown voltage is 9.8V.

When the voltage rises above the breakdown voltage, the current begins to flow in the reverse direction. This causes a surge in current, resulting in an increase in voltage at the anode until it reaches the breakdown voltage. This is how the DDZ9690-7 can be used as a clamp for voltage spikes, as it prevents the voltage from exceeding the set breakdown voltage.

The DDZ9690-7 is also useful for creating a reference voltage for voltage regulators. By connecting the diode in series with a resistor, the voltage at the anode of the diode will be exactly the same as the breakdown voltage of the diode. This can then be used as a reference voltage for a voltage regulator circuit.

The DDZ9690-7 is a single Zener diode with a reverse breakdown voltage of 9.8V and a peak forward surge current of 200mA. It has a wide range of applications, including power supplies, motor control systems, and voltage regulation. Its working principle is based on the Zener effect, where current flows in the reverse direction when the voltage exceeds the breakdown voltage.

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