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BOURNS MF-MSMF200-2
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- BOURNS MF-MSMF200-2
- Type
- BOURNS
- Unit
- Electronic Component
- Minimum package
- 2000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- BOURNS
- Electronic Component
- MF-MSMF200-2
- Electronic Component
- 1
- Electronic Component
- 3.2mm
- Package
- 1812
- Electronic Component
- Resettable Fuse
- Electronic Component
- 0.052g
- Electronic Component
- 5.4mm
- Electronic Component
- 1
- Electronic Component
- BM69414323
- Operating Temperature
- 40℃~+85℃
- Voltage Rating(Vmax)
- 8V
- Power(Pd)
- 2W
- Current(Imax)
- 40A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
产品概述：MF-MSMF200-2 正温度系数热敏电阻（PTC）
在当今电子设备设计中，保护电路免受过载和短路的威胁至关重要。MF-MSMF200-2正温度系数热敏电阻（PTC）是一种先进的保护元件，专为满足高电流和低电压应用设计。下面将从功能、应用、规格等多个方面对该产品进行详细介绍。
一、功能特点
MF-MSMF200-2 PTC热敏电阻的核心功能在于其出色的过电流保护能力。当电路中流过的电流超过设定阈值（跳断电流It）时，PTC元件的电阻急剧增加，从而有效地限制电流流动以保护电路。具体来说，当电流达到4A时，该元件会在3秒内迅速跳断电路，从而防止过载情况对后端设备造成损害。恢复电流流动的条件是电流降低至保持电流（Ih）2A以下。
此外，MF-MSMF200-2不仅具备过电流保护功能，且由于其初始电阻最小值为20mΩ，电路的正常运行几乎不受影响，保证了极低的功耗和热量产生。
二、应用场景
MF-MSMF200-2 PTC热敏电阻广泛应用于电子产品的保护电路中，尤其是在需要高电流保护的情况下。其应用场景包括但不限于：
- 消费电子产品：如手机、平板电脑、笔记本电脑等，这些设备在充电和高负载工作时较容易出现过流现象。
- 汽车电子：符合AEC-Q200标准的MF-MSMF200-2特别适合应用于汽车领域，以防止电气故障引发的安全隐患，如电池管理系统和电动机控制单元（ECU）。
- 电源适配器：广泛用于各种电源适配器中，以保护电源模块和外围设备。
- 工业设备：在工业自动化控制及仪器设备中，该PTC可以有效避免由于电流过大导致的损坏。
三、技术规格
详细的规格参数如下：
- 类型：聚合物
- 电压 - 最大值：8V
- 电流 - 最大值：40A
- 电流 - 保持 (Ih)：最大2A
- 电流 - 跳断 (It)：4A
- 跳断时间：3s
- 电阻 - 初始 (Ri)：最小20 mΩ
- 电阻 - 跳断后 (R1)：最大80 mΩ
- 工作温度范围：-40°C至85°C
- 等级：AEC-Q200
- 安装类型：表面贴装型
- 封装/外壳：1812（4532公制），凹陷
- 尺寸：长度4.55mm x 宽3.24mm (0.179" x 0.128")
- 厚度（最大值）：0.85mm (0.033")
这样的设计不仅保证了元件的高性能特性，同时也兼顾了空间利用率，适合现代紧凑型电子产品设计需求。
四、总结
MF-MSMF200-2正温度系数热敏电阻（PTC）以其卓越的性能、极佳的应用灵活性和合理的规格参数，成为现代电子产品理想的保护解决方案。无论是在消费电子、汽车行业还是其他高电流应用领域，MF-MSMF200-2都能为电路提供可靠的保护，使设备安全运行。选择MF-MSMF200-2，便是选择了一种高效、稳定的保证电路安全的元器件，是实现安全设计的明智之选。
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