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Littelfuse 0805L020YR
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- Littelfuse 0805L020YR
- Type
- LITTELFUSE
- Unit
- Electronic Component
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- LITTELFUSE
- Electronic Component
- 0805L020YR
- Electronic Component
- 1
- Electronic Component
- 1.5mm
- Package
- 0805
- Electronic Component
- Resettable Fuse
- Electronic Component
- 0.027g
- Electronic Component
- 2.2mm
- Electronic Component
- 1mm
- Electronic Component
- 1
- Electronic Component
- 20ms
- Electronic Component
- BM69414431
- Operating Temperature
- 40℃~+85℃
- Voltage Rating(Vmax)
- 9V
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：0805L020YR
概述
0805L020YR 是一款由 Littelfuse（美国力特）制造的聚合物正温度系数（PTC）自恢复保险丝，专为保护电路免受过流和短路等潜在危险而设计。其表面贴装型（SMD）封装和紧凑的0805（2.10mm x 1.35mm）尺寸使其成为现代电子设备中重要的保护元件，非常适合各种应用场景，如消费电子、工业设备和汽车电子等。
主要特点
- 工作温度范围：-40°C 至 85°C，适用于多种环境条件。
- 最大电压：9V，适合低电压智能设备。
- 保持电流 (Ih)：200mA，确保在正常工作条件下，电路保持稳定运行。
- 跳断电流 (It)：超过500mA，能快速响应电路中的异常情况，从而保护后续的元件。
- 最大电流：100A，具有很高的电流承受能力，适用于需要高功率的设备。
- 初始电阻 (Ri)：650mΩ，提供低电阻以减少发热和能量损耗。
- 跳断电阻值 (R1)：最多3.5Ω，一旦跳闸，能够有效隔离故障部分，防止损坏其余电路。
- 动作时间：最大20ms，确保快速响应，以防止设备过热和损坏。
封装与尺寸
0805L020YR 采用0805（2012公制）封装，具备低 profile 设计，使其更适合空间有限的应用。其尺寸为0.083" 长 x 0.053" 宽（2.10mm x 1.35mm），厚度最大值为0.039"（1.00mm），便于与其他元器件共存。
材料和规格
该自恢复保险丝采用高性能聚合物材料，在发生过载情况时能够自我切断电流，并在负载恢复正常后自动复原。这一特性使其在保护电路方面具备了重复使用的能力，显著提高了设备的可靠性和使用寿命。
应用场景
0805L020YR 适用于多种应用，包括但不限于：
- 消费电子产品（如智能手机、平板电脑、计算机等）
- 汽车电子设备
- 工业自动化设备
- 网络设备（如路由器、交换机）
- 医疗设备等各类应用。
安装与兼容性
作为表面贴装型元件，0805L020YR 设计用于自动化贴装工艺，便于在高效的生产线上集成。同时，其与标准封装的兼容性使其能够轻松替换现有电路中的传统保险丝和其他保护元件。
总结
0805L020YR 是一款优质的聚合物PTC自恢复保险丝，具备广泛的工作电流和温度范围，卓越的电流保护能力，以及低电阻特性，使其成为电子产品中不可或缺的保护元件。选择0805L020YR，可以有效降低设备损坏风险，提升整体系统的可靠性。这些特性结合其紧凑的封装设计，适用于现代电子设备的多种应用，确保使用过程中为电路提供及时的保护。
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