WMSIC Electronic Components

BHFUSE BSMD1206C-1200T BSMD1206C

ModelBSMD1206C-1200T
Package1206
BrandBHFUSE
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BHFUSE BSMD1206C-1200T
Type
BHFUSE
Minimum package
3000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BHFUSE
Electronic Component
BSMD1206C-1200T
Electronic Component
1
Electronic Component
1.6mm
Package
1206
Type
SMD Fuse
Electronic Component
Non-Resettable Fuse
Electronic Component
0.036g
Electronic Component
3.2mm
I2t
0.46
Electronic Component
1
Electronic Component
50A
Electronic Component
BM0227636683
Operating Temperature
55℃~+150℃
Voltage
72V

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

BSMD1206C-1200T 贴片慢断保险丝(1206 / 2A / 72V)

一、产品简介

BSMD1206C-1200T 为佰宏(BHFUSE)系列贴片式慢断(time-delay)保险丝,采用 1206(3.2 × 1.6 mm)封装设计,针对工业级与消费电子的过流、短路保护需求优化。器件体积小、响应稳定,适用于空间受限但需可靠保护的电源与信号线路。

二、主要技术参数

  • 类型:贴片慢断保险丝(SMD fuse, time-delay)
  • 额定电流:2 A
  • 额定电压(AC / DC):72 V
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 熔断 I2t(典型):0.46 A²s
  • 分断能力:50 A(最大短路分断能力)
  • 封装尺寸:1206(长度 3.2 mm × 宽度 1.6 mm)
  • 品牌:BHFUSE(佰宏)
  • 型号:BSMD1206C-1200T

三、性能与优势

  • 小尺寸高密度:1206 封装便于在受限空间的 PCB 上布局,适配自动贴装与回流焊接流程。
  • 慢断特性:对短时浪涌电流(如启动浪涌)具有一定耐受性,能减少误动作,适合带电容性或电感性负载的应用。
  • 高分断能力:50 A 的分断能力可应对典型短路故障,保护下游电路免受更严重损害。
  • 宽温度适应性:-55 ~ +150 ℃ 的工作温度区间满足工业级应用环境要求。
  • 可预测的熔断能量(I2t):0.46 A²s 的典型值便于与保护级联元件(如瞬态抑制器)配合设计。

四、典型应用场景

  • 工业控制电源保护(PLC、驱动器辅助电源)
  • 通信设备与基站电源线路保护
  • 汽车电子辅助电路(非主电源、低压辅助系统)
  • 家电与消费类电子(电源输入、充电模块、LED 驱动)
  • 电池保护与便携设备电源管理(配合其他保护元件使用)

五、封装与安装建议

  • 封装:1206(3.2 × 1.6 mm),适配常见 1206 PCB 阵列封装设计。
  • 焊接:支持无铅回流焊工艺;建议遵循焊料及 PCB 材料的回流温度曲线,避免长时间超出器件最高等级温度。
  • PCB 布局:两端焊盘应保证良好焊接湿润与足够铜面积以分散热量;通过孔或额外铜铺设用于高热流环境下的热管理。
  • 安装注意:避免在回流或波峰焊过程中对器件施加过大机械应力;贴装时保持器件清洁,避免焊膏遮蔽导致虚焊。

六、可靠性与试验

  • 建议在设计验证阶段进行实际电流-时间特性测试,以确认在目标负载及环境温度下的动作特性。
  • 建议对样件做热循环、湿热、高温储存及震动测试,验证在指定工作温度范围内长期可靠性。
  • 对于关键应用,建议与厂商确认批次一致性、品质放行报告(如熔断电流分布、分断能力测试记录)。

七、存储与材料兼容

  • 存储环境应干燥、避免长期高温高湿,建议按电子元器件常规储存规范(避免阳光直射、潮气)。
  • 防静电处理:在 SMT 贴装及后续操作中应采取 ESD 保护措施。
  • 与其他元件共存时,注意化学兼容性,避免腐蚀性气体或活性化学物质长期接触。

如需进一步资料(详细电气曲线、样片申请、回流焊曲线建议或 PCB 焊盘参考设计),可提供具体应用场景与环境条件,我可根据实际工作点给出更精确的选型与布局建议。

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