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BZX84C18-E3-18

产品分类: 齐纳(稳压)二极管
产品描述: ±5% 50nA 18V 45Ω 300mW 独立式 SOT 贴片安装 3.1mm*1.43mm*1.15mm
供应商型号: 78-BZX84C18-E3-18
供应商: Mouser
标准整包数: 1
VISHAY INTERTECHNOLOGY 齐纳(稳压)二极管 BZX84C18-E3-18

BZX84C18-E3-18概述

    BZX84-Series Small Signal Zener Diodes: A Comprehensive Technical Guide
    Product Introduction
    The BZX84-Series represents a family of small signal Zener diodes developed by Vishay Semiconductors. These diodes are engineered for applications requiring precise voltage regulation and are commonly used in electronic circuits for protecting sensitive components, setting reference voltages, and clamping voltage levels.
    The series is divided into two subcategories:
    - Base P/N-E3: RoHS-compliant and suited for commercial-grade applications.
    - Base P/N-HE3: AEC-Q101 qualified, making it ideal for automotive and high-reliability environments.
    Key applications include:
    - Voltage regulation in power supplies
    - Over-voltage protection
    - Signal clamping in communication circuits
    - Reference voltage generation
    Technical Parameters
    Below is a concise summary of the key technical specifications for the BZX84-Series:
    | Parameter | Value |

    | Zener Voltage Range (nominal) | 2.4 V to 75 V |
    | Test Current (IZT) | 2 mA to 5 mA |
    | Reverse Leakage Current (IR) | ≤ 1 µA |
    | Dynamic Resistance (ZZ) | 1 Ω to 52.5 Ω |
    | Temperature Coefficient (αVZ) | -9 to +12 × 10⁻⁴/°C |
    | Operating Temperature Range | -55°C to +150°C |
    The BZX84-Series adheres to the international E24 standard for Zener voltage grading. Users can choose between ±5% and ±2% tolerance by specifying the "C" or "B" in the ordering code, respectively.
    Product Features and Advantages
    The BZX84-Series offers several unique advantages:
    1. Silicon Planar Technology: Ensures superior reliability and stability.
    2. AEC-Q101 Qualification: Suitable for harsh automotive environments.
    3. ESD Protection: Withstands high electrostatic discharge (up to 8 kV HBM).
    4. RoHS Compliance: Environmentally friendly design.
    These features make the BZX84-Series highly competitive in applications where precision, durability, and environmental compliance are critical.
    Application Case Studies and Usage Tips
    Case Study 1: Voltage Regulation in Power Supplies
    In low-power DC-DC converters, the BZX84-Series is ideal for stabilizing output voltages. When integrating these diodes, ensure proper thermal management to avoid excessive junction temperatures.
    Usage Tips:
    - Use lower tolerance (±2%) devices for applications requiring higher precision.
    - Ensure adequate current derating at elevated temperatures to maintain performance.
    Case Study 2: Over-Voltage Protection
    In digital interfaces, the BZX84-Series protects sensitive components from transient voltage spikes. Proper selection of the Zener voltage ensures effective clamping without exceeding component ratings.
    Usage Tips:
    - Pair the diode with a transient voltage suppressor (TVS) for enhanced protection.
    - Minimize lead length to reduce parasitic inductance and improve response time.
    Compatibility and Support
    The BZX84-Series supports standard SOT-23 packaging, ensuring compatibility with common PCB layouts. Vishay provides robust support through their global network, including regional technical assistance via email (DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com). Additionally, Vishay’s online resources offer extensive documentation and design tools to facilitate integration.
    Common Issues and Solutions
    Below are some common user challenges and practical solutions:
    1. Issue: Excessive Reverse Leakage Current
    - Solution: Verify operating temperature and ensure the diode is within its rated range.
    2. Issue: Inadequate Clamping Performance
    - Solution: Increase the test current (IZT) to reduce dynamic resistance.
    3. Issue: Reduced Lifetime under High Stress
    - Solution: Derate the power dissipation to stay within the maximum junction temperature l

BZX84C18-E3-18参数

参数
最大齐纳阻抗 45Ω
电压容差 ±5%
最大功率耗散 300mW
标称齐纳电压 18V
配置 独立式
最大功率 300mW
Ir - 反向电流 50nA
长*宽*高 3.1mm*1.43mm*1.15mm
通用封装 SOT
安装方式 贴片安装
零件状态 在售
包装方式 卷带包装

BZX84C18-E3-18厂商介绍

Vishay Intertechnology是一家全球领先的电子元件制造商,专注于研发、制造和销售各种高性能电子元件。公司成立于1962年,总部位于美国宾夕法尼亚州的马尔文,在全球拥有多个生产基地和研发中心。

Vishay Intertechnology的产品主要分为以下几类:
1. 分立元件:包括二极管、晶体管、MOSFET等。
2. 被动元件:包括电阻、电容器、电感等。
3. 传感器:包括温度、压力、湿度等传感器。
4. 保护元件:包括保险丝、浪涌保护器等。

这些产品广泛应用于汽车、工业、医疗、通信、消费电子等领域。Vishay Intertechnology的优势在于:
1. 技术创新:公司不断研发新技术和新产品,以满足市场需求。
2. 质量控制:公司严格遵循ISO等国际质量标准,确保产品质量。
3. 客户服务:公司提供全方位的技术支持和定制化服务,以满足客户的个性化需求。
4. 全球布局:公司在全球设有多个生产基地和研发中心,可以快速响应客户需求。

BZX84C18-E3-18数据手册

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VISHAY INTERTECHNOLOGY 齐纳(稳压)二极管 VISHAY INTERTECHNOLOGY BZX84C18-E3-18 BZX84C18-E3-18数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
1+ $ 0.1495 ¥ 1.2633
10+ $ 0.1035 ¥ 0.8746
100+ $ 0.0472 ¥ 0.3984
500+ $ 0.046 ¥ 0.3887
1000+ $ 0.0407 ¥ 0.3439
5000+ $ 0.0356 ¥ 0.3012
10000+ $ 0.0313 ¥ 0.2647
20000+ $ 0.0248 ¥ 0.2099
库存: 11243
起订量: 1 增量: 1
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合计: ¥ 1.26
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