BZX384-C9V1,115

The BZX384-C9V1,115 is a precision voltage reference diode manufactured by Nexperia, designed for use in various electronic applications requiring stable voltage regulation. Here’s a detailed description of its key features and specifications:

General Description:

The BZX384-C9V1 is a Zener diode that provides a fixed reference voltage of 9.1 volts. It is part of the BZX series, which is known for its reliability and performance in voltage regulation applications. This component is particularly useful in power supply circuits, voltage clamping, and as a reference in analog circuits.

Key Features:

• Voltage Reference: The diode provides a stable output voltage of 9.1V, making it suitable for applications that require a precise reference voltage.
• Low Dynamic Impedance: The BZX384-C9V1 exhibits low dynamic impedance, which ensures minimal variation in output voltage with changes in load current, enhancing stability.
• Temperature Coefficient: The device has a low temperature coefficient, ensuring that the output voltage remains stable across a wide temperature range, which is critical for precision applications.
• Power Dissipation: It can handle a maximum power dissipation of around 1W, allowing it to operate effectively in various circuit conditions without overheating.
• Package Type: The BZX384-C9V1 is typically available in a small SOT23 package, which is advantageous for space-constrained designs and surface-mount applications.

Electrical Characteristics:

• Reverse Voltage (Vz): 9.1V (nominal)
• Test Current (Iz): Typically tested at 5mA for voltage regulation.
• Zener Impedance (Zz): Low impedance value, ensuring stable voltage under varying load conditions.
• Maximum Reverse Current (Ir): Specified limits to prevent damage and ensure reliability.

Applications:

• Voltage Regulation: Used in power supply circuits to maintain a constant output voltage.
• Reference Voltage: Acts as a reference in analog circuits, such as operational amplifiers and ADCs.
• Clamping Circuits: Protects sensitive components from voltage spikes by clamping excess voltage.
• LED Drivers: Can be used in circuits that require a stable voltage for driving LEDs.

Conclusion:

The BZX384-C9V1,115 from Nexperia is a robust and reliable Zener diode that provides a fixed voltage reference of 9.1V, making it an essential component in various electronic applications. Its low dynamic impedance, excellent thermal stability, and compact package make it suitable for modern electronic designs where space and performance are critical.