DDZ9691-7 Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	6.2V
Tolerance:	±5%
Power - Max:	500mW
Current - Reverse Leakage @ Vr:	1µA @ 5V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	SOD-123
Supplier Device Package:	SOD-123
Base Part Number:	DDZ9691

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Diodes - Zener - Single:DDZ9691-7 is one of the single zener diodes that come in the market. It is widely used in various applications such as voltage regulation, constant current sources and clamping applications. OverviewThis single Zener diode is a low-cost component that is used to regulate an applied voltage, thus preventing the voltage from going above a predetermined level. It is generally constructed using silicon-based materials, and can be found in the families of SOD-123FL and DFN1410-10. It is well known for its low operating temperature and robustness as it is designed with such features in mind. It also boasts high current ratings and short turn-on times. The component is also known for its high-power dissipation capability, which is much higher compared to other similar components. Its high-power ratings make it suitable for high-current applications, which increases its user-friendliness.ApplicationsThe DDZ9691-7 diode can be found in various applications, such as:• Voltage regulation. The component is suitable for use in voltage regulation applications, as it can be used to regulate an applied voltage and prevent it from exceeding the predetermined level.• Constant current sources. The component’s robust design makes it suitable for use in constant current sources, as it is able to ensure that the current remains constant even when it is subjected to changes in the environment.• Clamping applications. It is also suitable for use in clamping applications, as it can be used to limit the amount of voltage that is allowed to pass through the circuit.Working PrincipleThe DDZ9691-7 single Zener diode follows the principle of negative resistance characteristic. In this, when a voltage is applied to the diode in reverse-bias direction, the current across the diode increases exponentially as the voltage is increased. This continues until the zener voltage is reached, which is the voltage at which the current reaches a steady-state. At the zener voltage, the breakdown occurs due to the presence of the zener effect, causing the current to drop abruptly. This is also known as reverse-breakdown and it occurs due to the presence of the zener effect. The zener voltage depends on the type and brand of the diode, and each diode has a different zener voltage.The application of the DDZ9691-7 single Zener diode is mainly limited to voltage regulation applications, as it allows for the limitation of the voltage applied across the circuit. This is achieved by the breakdown of the diode at its zener voltage. Thus, the diode can be used to regulate the voltage, thus preventing it from going above the predetermined value. The diode also allows for the application of high-currents as it is able to dissipate much higher amount of power compared to other similar components. Its robust design makes it suitable for use in both high-current sources and clamping applications. In conclusion, DDZ9691-7 is one of the single zener diodes commonly used in voltage regulation, constant current sources, and clamping applications. It is suitable for such applications due to its low-operating temperature, high-current ratings, and robustness. In addition, it follows the principle of negative resistance characteristics, which means that the breakdown current is dependent on the zener voltage, thus allowing for the regulation of the voltage applied across the circuit.

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