NXP BZX585-C6V2: A Comprehensive Technical Overview of the 2V Precision Zener Diode

In the realm of precision voltage regulation and reference applications, the NXP BZX585-C6V2 stands out as a high-performance, 2.0V nominal Zener voltage diode engineered for exceptional accuracy and stability. This device is part of NXP's portfolio of sub-miniature surface-mount voltage regulator diodes, designed to meet the stringent demands of modern electronic circuits where board space, reliability, and performance are paramount.

Constructed with a planar silicon technology, the BZX585-C6V2 is offered in a extremely compact SOD-523 package, one of the smallest available. This minimal footprint is critical for high-density PCB designs found in portable consumer electronics, IoT modules, and advanced sensor systems. Despite its tiny size, the diode is robust, featuring a glass passivation that ensures outstanding reliability and stability of its key parameters.

The core of its performance lies in its tight voltage tolerance of ±2% at a specified test current. This high level of precision makes it an excellent choice for applications requiring a stable and accurate voltage reference, such as in power management circuits, analog-to-digital converter (ADC) reference lines, and precision power supplies. The diode is characterized for a Zener voltage (Vz) of 6.2V at a test current (Izt) of 5 mA, with a corresponding maximum Zener impedance (Zzt) of 15 Ω. This low dynamic impedance is crucial as it signifies that the voltage across the diode remains stable even with minor variations in the current flowing through it.

Furthermore, the BZX585-C6V2 offers a reliable performance over a wide operating temperature range. Its characteristics are stable, ensuring consistent functionality whether used in commercial or industrial environments. The device is also notable for its low leakage current, which contributes to overall system efficiency.

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In summary, the NXP BZX585-C6V2 is a superior precision Zener diode that combines a miniature form factor with high accuracy and excellent electrical characteristics. Its 2% voltage tolerance, low Zener impedance, and ultra-small SOD-523 package make it an indispensable component for designers seeking reliable voltage regulation and reference in space-constrained, high-performance electronic products.

Keywords:

Precision Zener Diode

Voltage Reference

SOD-523 Package

Low Dynamic Impedance

2% Voltage Tolerance