BZX84J-C3V0,115

Ⅰ.Overview of BZX84J-C3V0,115

The BZX84J-C3V0,115 is a high-performance single zener diode belonging to the discrete semiconductor product category, specifically classified under diodes and zener diodes. Manufactured by Nexperia USA Inc., a reputable name in the semiconductor industry, this component is designed to deliver reliable voltage regulation and protection functions in various electronic circuits. It adopts surface-mount packaging, making it suitable for compact and high-density circuit board designs, which are widely demanded in modern electronic devices. With an active part status, it is readily available for mass production and application in different electronic systems.

Ⅱ.BZX84J-C3V0,115 Parameter

Category:Discrete Semiconductor Products,Diodes,Zener,Single Zener Diodes

Mfr:Nexperia USA Inc.

Packaging:Tape & Reel

Cut Tape (CT):Digi-Reel®

Part Status:Active

Voltage - Zener (Nom) (Vz):3 V

Tolerance:±5%

Impedance (Max) (Zzt):95 Ohms

Current - Reverse Leakage @ Vr:10 µA @ 1 V

Voltage - Forward (Vf) (Max) @ If:1.1 V @ 100 mA

Operating Temperature:-65°C ~ 150°C

Mounting Type:Surface Mount

Package / Case:SC-90, SOD-323F

Ⅲ.BZX84J-C3V0,115 Main Characteristics

Precise Voltage Regulation:It features a nominal zener voltage of 3 V with a tight tolerance of ±5%, ensuring stable and accurate voltage reference output, which is crucial for maintaining the normal operation of sensitive electronic components.

Low Impedance Performance:The maximum impedance (Zzt) is 95 Ohms, minimizing voltage drops across the diode when operating in the zener region and enhancing the efficiency of voltage regulation.

Low Reverse Leakage:With a reverse leakage current of only 10 µA at 1 V, it reduces unnecessary power consumption, making it suitable for low-power electronic systems.

Controlled Forward Voltage:The maximum forward voltage (Vf) is 1.1 V at 100 mA, ensuring predictable forward-bias behavior and preventing excessive voltage loss in forward-conduction scenarios.

Compact Surface-Mount Design:Utilizing SC-90 (SOD-323F) packaging and surface-mount mounting type, it occupies minimal board space, facilitating the miniaturization of electronic devices like portable consumer electronics and compact industrial modules.

Ⅳ.BZX84J-C3V0,115 Application 

Voltage Reference in Low-Power Circuits:It serves as a stable 3 V voltage reference in low-power electronic circuits such as microcontroller (MCU) power supply modules, ensuring the MCU receives a consistent voltage to maintain accurate data processing and operation.

Overvoltage Protection for Sensitive Components:Used in circuits with sensitive components (e.g., sensors, small-signal amplifiers), it clamps excessive voltage spikes to 3 V, protecting these components from damage caused by voltage surges.

Power Supply Regulation in Portable Devices:Integrated into the power management circuits of portable consumer electronics like Bluetooth headsets, smartwatches, and portable media players, it regulates the output voltage of the battery or power adapter, extending device battery life and ensuring stable functionality.

Industrial Control System Modules:Applied in industrial control modules (e.g., data acquisition units, signal processing boards) that operate in varying temperature environments, its wide temperature range and stable voltage regulation ensure the modules work reliably under industrial conditions.

Automotive Electronic Subsystems:Used in low-voltage automotive electronic subsystems such as in-car infotainment auxiliary circuits or sensor power circuits (where the operating voltage matches 3 V), its temperature resilience and low leakage current meet the strict requirements of automotive electronics for reliability and power efficiency.

Ⅴ.Conclusion

The BZX84J-C3V0,115 single zener diode, produced by Nexperia USA Inc., stands out as a reliable and versatile component in the discrete semiconductor market. Its combination of precise voltage regulation (3 V nominal zener voltage with ±5% tolerance), low impedance, low leakage current, wide temperature operation, and compact surface-mount design makes it well-suited for a broad range of applications—from low-power consumer electronics to industrial and automotive systems. Whether used as a voltage reference, overvoltage protector, or power supply regulator, it delivers consistent performance, contributing to the stability, efficiency, and miniaturization of modern electronic devices.