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CJ BZX84C5V6
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- CJ BZX84C5V6
- Type
- CJ
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- CJ
- Electronic Component
- BZX84C5V6
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- Zener Diode
- Electronic Component
- 0.036g
- Electronic Component
- 1
- (Zzk)
- 400Ω
- (Zzt)
- 40Ω
- Electronic Component
- BM0226508636
- Diode
- 1
- Current(Ir)
- 1uA
- Power Dissipation(Pd)
- 300mW
- Electronic Component
- 5.2V~6V
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BZX84C5V6（CJ）产品概述
一、核心参数
BZX84C5V6 是一款独立式稳压二极管（齐纳二极管），标称稳压值 5.6V，允许范围 5.2V～6.0V。主要电气参数包括：反向电流 Ir = 1 μA（常见标注为在 Vr=2V 时的漏电），耗散功率 Pd = 300 mW，动态阻抗 Zzk = 400 Ω（低电流区表现较高），Zzt = 40 Ω（在测试电流附近的阻抗）。封装为 SOT-23，制造商为 CJ（江苏长电/长晶）。
二、性能特点
- 稳压精度适中：5.6V 标称值，低成本场合用于基准或电压箝位。
- 漏电小：Ir≈1 μA，适合高阻抗输入或微功耗电路。
- 中等功耗能力：Pd=300 mW，理论最大电流 Iz_max≈Pd/Vz ≈ 53 mA，但受封装和散热限制，实际连续电流应远低于此值以保证可靠性。
- 动态阻抗在不同工作点差异明显：低电流区阻抗较大，说明在微小电流下稳压性能下降；在规定测试电流处阻抗较低，稳压质量更好。
三、典型应用场景
- 电压参考与基准源（低成本场合）
- 过压保护、钳位电路（输入瞬态抑制）
- 偏置稳定：为放大器或传感器提供稳定偏置电压
- 便携及电池供电设备中作为简易稳压单元
四、使用与选型建议
- 电阻选型示例：作为并联稳压（齐纳稳压），需串联限流电阻 R = (Vin − Vz) / (Iz + IL)。建议设定 Iz 为能够覆盖负载变化且保证良好稳压的工作电流，常见取值 1mA～10mA；若环境或散热受限，应更保守。
- 功耗与热管理：尽管理论 Iz_max≈53 mA，但 SOT-23 在实际 PCB 上的热阻和环境温度会大幅降低允许连续电流，长期工作建议控制在几毫安到十毫安级别并留有热裕量。
- 对于高精度要求，应选用动态阻抗低、温度系数更优的参照源；BZX84C5V6 适用于一般工业级应用而非高精度基准。
五、封装与可靠性
SOT-23 小型表贴封装，适合自动贴装与空间受限场合。封装引脚应按厂家数据手册确认极性标识（一般有阴极标记），并在 PCB 布局上为散热留出铜箔。焊接建议遵循回流曲线，避免过热导致参数漂移。
六、采购与替代
常见标记为 BZX84C5V6，CJ（江苏长电/长晶）为供应商之一。市场上有多家替代品（同型号由不同厂商生产），选型时注意对比稳压范围、阻抗、漏电和封装一致性。购买时参考完整数据手册以确认测试条件和限制。
以上为 BZX84C5V6 的产品概述与实用建议，可作为电路设计与选型的参考。若需基于具体输入电压、负载与温度条件的详细计算，请提供相关参数以便进一步分析。
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