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UMW MB6S
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- UMW MB6S
- Type
- UMW
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- UMW
- Electronic Component
- MB6S
- Electronic Component
- 1
- Package
- SOP-4
- Type
- Electronic Component
- Electronic Component
- Bridge Rectifier
- Electronic Component
- 0.217g
- Electronic Component
- 1
- Electronic Component
- BM0228090804
- Current
- 800mA
- Current(Ir)
- 10uA
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
- Voltage Rating (Vr)
- 600V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MB6S 产品概述
一、产品简介
MB6S 是 UMW（友台半导体）提供的一款单相整流桥，封装为 SOP-4，适用于低功率交流到直流的整流场合。器件采用硅整流结构，针对小型电源、家电控制板及其他通用电子设备提供稳定的全波整流功能，体积小、成本低、易于线路板安装。
二、主要电气参数
- 整流电流（平均）：800 mA，适合轻载至中等载流场合。
- 正向压降（Vf）：1.0 V @ 0.5 A，低正向压降有利于减少整流损耗和发热。
- 非重复峰值浪涌电流（Ifsm）：30 A（单次浪涌），可承受开机或电容充电时的瞬态冲击。
- 直流反向耐压（Vr）：600 V，适用于高压交流输入或需要较高反向耐压的系统。
- 反向电流（Ir）：10 µA（典型条件），高温下漏电会增加，应在设计中考虑。
- 类型：单相整流桥（全波桥式），封装 SOP-4。
以上参数为典型/额定值，具体使用时请参照 UMW 正式数据手册。
三、典型应用场景
- 小功率开关电源的输入整流与滤波。
- 家电控制板、照明驱动、仪表仪器的低功耗整流。
- 信号源及隔离小电源的桥式整流模块。
- 需要高反向耐压且电流需求不大的应用场合。
四、封装与引脚信息
SOP-4 封装便于表面贴装生产，典型引脚排列为两脚为交流输入（~），另外两脚为正、负输出（+，-）。在实际设计中务必参考厂商封装图与焊盘建议，保证焊接可靠性与良好的散热路径。
五、设计注意事项与可靠性建议
- 热管理：尽管整流电流标称为 800 mA，但连续使用时需考虑正向压降产生的功耗与 PCB 铜箔散热面积，必要时加大铜箔或使用散热件以免过热。
- 漏电与温度：反向电流随温度上升显著增加，若在高温环境或高阻负载中使用，应留足裕量。
- 浪涌保护：Ifsm 为 30 A，可承受短时浪涌，但频繁大浪涌会降低寿命。对大电容充电的输入，建议配置 NTC 或限流电阻、浪涌吸收器（如 TVS）以保护器件。
- 焊接与工艺：遵循厂商推荐的回流焊曲线，避免过长高温暴露导致封装应力或内部性能退化。
- EMC 与滤波：整流后配合适当的滤波电容和 EMI 元件，减少开关和整流带来的干扰。
六、替代件与选型建议
在选型时可根据电流等级、正向压降和反向耐压比较同类桥式整流器；若需更低 Vf 或更高电流，可考虑 Schottky 桥或大电流封装；若需更高浪涌能力或更低漏电，可选择额定更高的型号。最终确认前，建议对照 UMW 的完整数据手册和PCBA的热仿真结果进行验证。
备注：以上为基于给定参数的专业概述，实际设计请结合厂商完整数据手册和样片测试结果。
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