BZX84C51-G3-18

Single Zener Diodes Overview

The BZX84C51-G3-18 is a silicon planar Zener diode from the Vishay BZX84-G series, housed in an SOT-23 surface-mount package. It provides a nominal Zener voltage of 51 V with a standard tolerance of ±5%. The device operates at a test current of 2 mA and features a maximum reverse leakage current of 0.05 µA. Electrical characteristics include a dynamic impedance of 180 Ω to 400 Ω and a temperature coefficient ranging from 10 to 12 x 10⁻⁴/°C. It supports power dissipation up to 500 mW and functions within a junction temperature range of -55 °C to +150 °C.

Single Zener Diodes Feature Summary

• Utilizes silicon planar technology for stable voltage regulation
• Complies with international E24 standard grading for voltage selection
• Offers high electrostatic discharge protection capability

Single Zener Diodes Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in electronic systems
• Clamping applications for signal line safeguarding

Single Zener Diodes Procurement Notes

Verify that the ordering code matches the specific suffix requirements for tape and reel packaging. Confirm compliance with RoHS directives and material categorization standards before finalizing procurement. Ensure the requested quantity aligns with the minimum order quantity specified for the 13-inch reel configuration.

Single Zener Diodes Selection Notes

Select this component when a 51 V nominal breakdown voltage with ±5% tolerance is required in a compact SOT-23 footprint. Consider the 2 mA test current and associated dynamic impedance for circuit design accuracy. Evaluate thermal resistance parameters to ensure adequate heat dissipation under continuous operating conditions.

Single Zener Diodes Part Context

This part belongs to the BZX84-G series of small signal Zener diodes manufactured by Vishay Semiconductors. The series encompasses a wide range of Zener voltages from 2.2 V to 75 V, utilizing standardized E24 grading. The G3 suffix indicates a green, commercial-grade product compliant with environmental regulations.

Single Zener Diodes Replacement Considerations

BZX84C51-E3-18

Single Zener Diodes FAQ

What is the marking code for the BZX84C51-G3-18?

The marking code for this device is G82.

Does the BZX84C51-G3-18 have AEC-Q101 qualification?

No, the standard BZX84C51-G3-18 is not AEC-Q101 qualified; this qualification is available only upon request.