What are the key features of ON Semiconductor BZX84C3V9?

This product belongs to the Zener Diodes category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by ON Semiconductor with full traceability.

What are the main application scenarios for BZX84C3V9?

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

How does BZX84C3V9 work?

This device follows established Zener Diodes design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

What is the technical performance of BZX84C3V9?

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

What is the current market demand for BZX84C3V9?

The global Zener Diodes market is growing at ~6-8% CAGR, with particularly strong demand in power management. ON Semiconductor BZX84C3V9 is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

What are the technical characteristics of BZX84C3V9?

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, ON Semiconductor provides full technical support and reference designs.

BZX84C3V9 DIODE ZENER 3.9V 350MW SOT23-3 by ON Semiconductor

BZX84C3V9 | ON Semiconductor DIODE ZENER 3.9V 350MW SOT23-3

Category: Zener Diodes

Brand: ON Semiconductor

DIODE ZENER 3.9V 350MW SOT23-3

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: DIODE ZENER 3.9V 350MW SOT23-3

Technical Parameters

Automotive Qualified	AEC-Q101
Configuration	Single
Data Tier	Family Level
Diode Type	Zener (voltage regulator)
Mounting Type	Surface Mount
Operating Junction Temp (Tj max)	150 °C
Operating Temperature	-55°C ~ +150°C
Package / Case	SOT-23
Packaging	Tape & Reel
Peak Reverse Power (Pzsm)	40 W
Power Dissipation (Ptot)	0.3 W
RoHS	Compliant
Technology	Silicon planar
Voltage Series	E24 preferred
Zener Voltage (Vz)	3.9 V
Zener Voltage Tolerance	+/-5%

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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3D Model (.stp)

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BZX84C3V9 Application and Selection Guide

BZX84C3V9 Model and Manufacturer Information

BZX84C3V9, a Zener Diodes manufactured by ON Semiconductor: BZX84C3V9 helps you confirm the specific model, while ON Semiconductor helps you confirm the product source. If you are selecting a part, you can first check whether BZX84C3V9 meets your requirements, then check whether ON Semiconductor matches your expectations, and then refer to DIODE ZENER 3.9V 350MW SOT23-3 for further evaluation.

BZX84C3V9 Product Parameters and Description

The main parameters of ON Semiconductor's Zener Diodes product BZX84C3V9 include DIODE ZENER 3.9V 350MW SOT23-3. This is a Zener Diodes produced by ON Semiconductor, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

BZX84C3V9 Application and Selection Reference

ON Semiconductor's Zener Diodes product BZX84C3V9 has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, BZX84C3V9 is a Zener Diodes solution worth considering, and manufacturer ON Semiconductor provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for BZX84C3V9

Designers looking for BZX84C3V9 recommended parts can evaluate the following options. BZX84C3V9 selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
1SMA5913BT3G	ON Semiconductor	DIODE ZENER 3.3V 500MW SMA
1SMA5921BT3G	ON Semiconductor	DIODE ZENER 6.8V 500MW SMA
1SMB5924BT3G	ON Semiconductor	DIODE ZENER 9.1V 550MW SMB

EZKEY can provide BZX84C3V9 recommended part comparison data and engineering samples for evaluation.