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Jingdao Microelectronics MM1W5V1
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Electronic MM1W5V1
- Type
- Jingdao Microelectronics
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic
- Electronic Component
- MM1W5V1
- Electronic Component
- 1
- Package
- SOD-123
- Electronic Component
- Zener Diode
- Electronic Component
- 0.036g
- Electronic Component
- 1
- (Zzt)
- 7Ω
- Electronic Component
- BM0228061218
- Diode
- 1
- Current(Ir)
- 10uA@1V
- Power Dissipation(Pd)
- 1W
- Electronic Component
- 4.84V~5.36V
- Electronic Component
- 55℃~+150℃
- 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.
MM1W5V1 产品概述
一、产品简介
MM1W5V1 是晶导微电子推出的一款独立式稳压二极管（齐纳二极管），标称稳压值5.1V，稳压范围4.84V～5.36V。器件采用 SOD-123 表面贴装封装，适合对体积、成本和自动化贴装有要求的各类电子设备中作为稳压基准或电压钳位元件使用。
二、主要特点
- 标称稳压：5.1V，工作电压范围保证在4.84V～5.36V 之间稳定输出。
- 低漏电流：反向漏电流 Ir≈10μA（测量点1V），在微小偏压条件下表现良好。
- 低动态阻抗：Zzt=7Ω，有利于在规定偏流下获得较好的稳压性能与小的电压漂移。
- 合理功耗能力：最大耗散功率 Pd=1W，适用于小功率稳压和钳位场合。
- 宽温度范围：工作结温 -55℃～+150℃，适应工业级环境。
三、电气与热性能说明
MM1W5V1 在反向工作区作为稳压元件，当反向电流在器件规定的工作点附近时可提供稳定的5.1V 参考。动态阻抗7Ω 表明在负载变化时电压变化受控。最大耗散功率1W 为器件热设计基准，实际使用时须结合 PCB 散热条件及环境温度进行功率降额以保证结温不超限。
四、推荐应用
- 小功率线性稳压与分布式基准电路
- 电平钳位与瞬态抑制（低能量冲击）
- 放大器偏置、传感器参考电压源
- 消费电子、通信设备、仪表与工业控制等需要 5.1V 参考或保护的场合
五、封装与安装建议
SOD-123 封装体积小、适合自动贴装；建议在 PCB 布局时为该封装预留适当的散热铜箔并避免将器件紧密包围于高热源附近。为保证长期可靠性，应根据器件 Pd 与 PCB 热阻进行热仿真与功率降额设计。
六、可靠性与品质保证
晶导微电子按工业级规范生产与检验，器件适用宽温区，适合长期稳定工作。建议在设计验证阶段对稳压点、温漂与热循环做充分测试，以确认在目标应用环境中的性能和寿命。若用于关键系统，请结合实际工况选配相应冗余或保护措施。
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