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RUILON SMD0603P050TF
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RUILON SMD0603P050TF
- Type
- RUILON
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RUILON
- Electronic Component
- SMD0603P050TF
- Electronic Component
- 1
- Electronic Component
- 1.05mm
- Package
- 0603
- Electronic Component
- Resettable Fuse
- Electronic Component
- 0.024g
- Electronic Component
- 1.85mm
- Electronic Component
- 1.15mm
- Electronic Component
- 1
- Electronic Component
- 100ms
- Electronic Component
- BM0246627607
- Operating Temperature
- 40℃~+85℃
- Voltage Rating(Vmax)
- 6V
- Power(Pd)
- 500mW
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SMD0603P050TF 产品概述
一、产品简介
SMD0603P050TF 是 RUILON（瑞隆源）推出的一款 0603 封装自恢复保险丝（PPTC），针对便携式和低压电子系统的过流保护设计。器件耐压最高 6V，保持电流 500mA，跳闸电流 1A，能在电路出现短路或异常过流时迅速限制电流并在故障消失后自动恢复，适合空间受限的表面贴装应用。
二、主要参数
- 耐压（Vmax）：6V
- 最大电流（Imax）：35A（短时脉冲能力）
- 保持电流（Ihold）：500mA（典型）
- 跳闸电流（Itrip）：1A（典型）
- 消耗功率（Pd）：500mW
- 初始态阻值（Rmin）：90mΩ
- 跳断后阻值（R1max）：700mΩ
- 动作时间：100ms（典型）
- 工作温度：-40℃ ~ +85℃
- 尺寸：1.85mm × 1.05mm × 1.15mm（0603 封装）
三、产品特性与优势
- 超小型 0603 封装，便于高密度 PCB 布局，适配自动贴片与回流焊工艺。
- 自恢复功能：在过流清除后恢复低阻状态，免去更换元件的维护成本。
- 快速响应：约 100ms 的动作时间可限制短路能量，保护下游器件不被毁坏。
- 低初始阻值（≈90mΩ）：对正常工作电流的压降小，影响电路性能低。
- 高瞬态承受能力（Imax 35A）：可承受短时浪涌与插拔产生的冲击电流。
四、典型应用场景
- 移动设备与便携式电子（充电/数据线短路保护）
- USB、OTG 端口与外设电源保护（限于 6V 以下系统）
- 小型电源模块、传感器供电回路与电池保护子电路
- 工业控制中的低压信号与驱动线路保护
五、选型与注意事项
- 电压限制：器件耐压仅 6V，不能用于高于此电压的电源系统。
- 选择余量：建议在实际工作电流下留有余量，确保 Ihold 高于最大工作电流，避免误触发。
- 热影响：Pd 500mW 表示在一定功耗下器件会升温，布局时避免与热源紧邻，并考虑 PCB 散热路径。
- 瞬态与持续能力：虽然 Imax 高达 35A，但为短时能力；持续过流必须由 Ihold/Itrip 指标判断。
- 与保护并联元件匹配：在有保险丝、二极管或限流电阻的系统中，综合考虑动作特性以避免误动作或延迟保护。
六、封装与可靠性
- 标准 0603 表面贴装封装，尺寸 1.85×1.05×1.15mm，兼容常见 0603 PCB 封装库。
- 工作温度范围 -40℃ 至 +85℃，适合大多数室内与工业环境。
- 建议在 SMT 贴装与回流焊后进行免焊剂清洗与目视检查，遵循厂商推荐的回流曲线与存储条件以确保可靠性。
总结：SMD0603P050TF 以其微型化封装与自恢复特性，适合对空间和成本敏感的低压过流保护场合。在选用时需注意耐压限制、热管理与工作电流裕量，以实现稳健的电路保护。若需更详细的曲线数据（热阻、I-T 曲线、详细回流参数等），建议参考厂商数据手册或联系 RUILON 技术支持。
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