Nexperia Zener Diode Single 300 mW 2% Tolerance Surface Mount SOD-323 18 V BZX384-B18

Nexperia BZX384-B18 Zener Diode is a high-precision, single element voltage regulator diode designed primarily for surface mount technology in electronic circuits. It features a nominal zener voltage of 18 volts and is capable of dissipating a maximum power of 300 mW, making it suitable for protecting sensitive components from voltage spikes and maintaining stable voltage levels.

Constructed in a compact SOD-323 surface mount package, the diode provides ease of assembly and space-saving benefits on printed circuit boards. It has a tight voltage tolerance of ±2%, which ensures accurate voltage regulation in applications requiring precise control. The diode maintains reliable operation in harsh environments with a temperature range spanning from -65°C to 150°C.

The BZX384-B18 has low maximum reverse leakage current of 50 nanoamps and maximum zener impedance of 45 ohms at a test current of 5 mA, contributing to its efficiency in voltage regulation and minimal leakage losses. It also meets the automotive standard AEC-Q101, confirming its suitability for automotive and industrial electronics.

Its physical dimensions of 1.1 mm height and 2.7 mm length facilitate integration in compact electronic assemblies. The typical voltage temperature coefficient of 14.4 millivolts per Kelvin ensures that voltage regulation remains stable across temperature variations.

Single element diode designed for voltage regulation applications. Features a 2% zener voltage tolerance for precise voltage control. Surface mount package type SOD-323 allows for compact PCB layout. Operates reliably within temperature range from -65°C to 150°C.

Maximum reverse leakage current is 50 nA ensuring low leakage. Maximum zener impedance of 45 ohms at test current of 5 mA. Complies with automotive standard AEC-Q101 for robustness in automotive circuits. Height and length dimensions are 1.1mm and 2.7mm respectively suitable for surface mount assembly.

Typical voltage temperature coefficient is 14.4 mV/K for temperature stability.

This Zener diode is ideal for applications in electronic power supplies, voltage regulation circuits, surge suppression, and automotive electronics. It supports industrial, automotive, and manufacturing use cases requiring robust, small footprint voltage regulation components.

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