NXP BZV49-C5V6: A Comprehensive Technical Overview of the 6V Zener Diode

The NXP BZV49-C5V6 is a surface-mount Zener diode engineered to provide a precise and stable reference voltage in a wide array of electronic circuits. As a member of the robust BZV49 series in the SOD123F package, this component is designed for voltage regulation, overvoltage protection, and waveform clipping applications. Its nominal Zener voltage (Vz) of 5.6V offers an optimal balance between temperature coefficient and stability, making it a prevalent choice for designers.

Housed in a compact and durable SOD123F plastic package, the diode features a gullwing termination style suitable for automated PCB assembly and reflow soldering processes. This package not only saves valuable board space but also provides reliable mechanical endurance. A key electrical parameter is its Zener voltage tolerance of ±5%, which ensures consistent performance across different units within the specified current range.

The device is characterized by a test current (Izt) of 5 mA, at which the specified Zener voltage is measured. Its ability to handle a maximum continuous power dissipation of 1 W at temperatures up to 50°C underscores its capability in power-sensitive designs, though proper heatsinking or derating is necessary at higher ambient temperatures. The diode's dynamic impedance (Zzt) is typically 10 Ω at the test current, which is critical for assessing its regulation performance under varying load conditions.

A significant advantage of the 5.6V rating is its near-zero temperature coefficient. Zener diodes around this voltage exhibit minimal variation in Vz with changes in junction temperature, which is paramount for precision reference circuits. Furthermore, the component offers excellent stability and long-term reliability under normal operating conditions.

Typical applications for the BZV49-C5V6 include:

Voltage regulation in power supplies.

Overvoltage protection for sensitive ICs and input stages.

Waveform clipping and shaping circuits.

Voltage reference for analog and digital systems.

ICGOODFIND: The NXP BZV49-C5V6 is a highly reliable, surface-mount 5.6V Zener diode, offering excellent voltage stability, a favorable temperature coefficient, and a power dissipation of 1W in a compact SOD123F package, making it an ideal solution for regulation and protection circuits in modern electronics.

Keywords: Zener Diode, Voltage Regulation, 5.6V, SOD123F, Overvoltage Protection