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BHFUSE BSMD1206-200-9V BSMD1206
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- BHFUSE BSMD1206-200-9V
- Type
- BHFUSE
- Minimum package
- 3500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- BHFUSE
- Electronic Component
- BSMD1206-200-9V
- Electronic Component
- 1
- Electronic Component
- 1.9mm
- Package
- 1206
- Electronic Component
- Resettable Fuse
- Electronic Component
- 0.036g
- Electronic Component
- 3.6mm
- Electronic Component
- 1.6mm
- Electronic Component
- 1
- Electronic Component
- BM0230634275
- Operating Temperature
- 40℃~+85℃
- Voltage Rating(Vmax)
- 9V
- Power(Pd)
- 1W
- Current(Imax)
- 100A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BSMD1206-200-9V 产品概述
一、产品简介
BSMD1206-200-9V 是佰宏（BHFUSE）推出的一款 1206 封装表面贴装过流保护器件，体积小、响应快，适合移动设备与消费类电子的电源线路保护。器件尺寸为 3.6mm × 1.9mm × 1.6mm（长×宽×高），工作温度范围 -40℃ 至 +85℃，便于在狭小空间内实现可靠保护。
二、主要参数
- 封装：1206（SMD）
- 长度：3.6 mm；宽度：1.9 mm；高度：1.6 mm
- 初始态阻值 Rmin：15 mΩ
- 跳断后阻值 R1max：80 mΩ
- 保持电流 Ihold：2 A
- 跳闸电流 Itrip：3.5 A
- 最大电流 Imax（浪涌承受能力）：100 A
- 耐压 Vmax：9 V
- 消耗功率 Pd：1 W
- 工作温度：-40℃ ~ +85℃
三、产品特点
- 小尺寸 1206 封装，适配常见 SMT 贴装工艺，便于高速贴装与回流焊。
- 低初始阻值（15 mΩ），在正常工作下引入的压降和发热小。
- 快速动作，3.5 A 跳闸阈值能有效防止短路或异常过流导致的系统损伤。
- 优良的浪涌承受能力（最高可达 100 A），可应对瞬态大电流冲击。
- 跳闸后仍保持较低阻值（80 mΩ），便于某些自恢复或指示电路的实现。
- 宽温度范围，适用于工业级与消费级应用环境。
四、典型应用场景
- USB 与移动设备电源输入保护（充电线路、数据口保护）
- 电池模块与电源管理保护（保护下游电路、限流）
- 便携式电子产品、蓝牙设备、可穿戴设备电源防护
- 通信设备与模块化电源板的输入浪涌与短路防护
五、选型与使用建议
- 选型时以实际工作电流为基准：保持电流 Ihold（2 A）应高于正常连续工作电流，跳闸电流 Itrip（3.5 A）应低于可能损坏负载的电流值。
- 考虑环境温度影响：高温会降低器件动作电流，应适当留裕量。
- 对于含有频繁高浪涌的应用，参考 Imax（100 A）评估器件在冲击下的可靠性，并配合限制元件或缓冲电路使用。
- PCB 布局建议：保持良好散热路径，尽量缩短与被保护回路的连线长度，避免过度热应力集中。
六、封装、可靠性与注意事项
- 1206 封装支持常规回流焊工艺，建议遵循厂商推荐焊接曲线以保证性能稳定。
- 存储与使用时避免长时间暴露于高湿环境，防止焊盘氧化或性能漂移。
- 建议在样机阶段进行过流与浪涌测试，验证在目标应用场景下的动作特性与热行为。
综上，BSMD1206-200-9V 以其紧凑的体积、明确的动作阈值与良好的浪涌承受能力，适合对空间和性能有较高要求的电源防护场合。在选型与布局时注意温度与持续电流留余量，可获得长期稳定的保护效果。
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