WMSIC Electronic Components

LUTE 0805L020/30XR 0805L020

Model0805L020/30XR
Package0805
BrandLUTE
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
LUTE 0805L020 / 30XR
Type
LUTE
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LUTE
Electronic Component
0805L020/30XR
Electronic Component
1
Electronic Component
1.5mm
Package
0805
Electronic Component
Resettable Fuse
Electronic Component
0.027g
Electronic Component
2.3mm
Electronic Component
1.2mm
Electronic Component
1
Electronic Component
20ms
Electronic Component
BM0265153958
Operating Temperature
40℃~+85℃
Voltage Rating(Vmax)
30V
Power(Pd)
500mW

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

0805L020/30XR 自恢复保险丝产品概述

一、产品核心定位

0805L020/30XR是LUTE(陆特)品牌推出的0805封装自恢复过流保护元件,专为低电压、小电流、高密度PCB设计的电子设备打造。其核心作用是在电路出现过流(如短路、负载异常)时快速切断电流,保护敏感元件(如IC、传感器、电池)不受损坏;故障排除后自动恢复导通,无需人工更换,显著提升设备可靠性与维护效率。

二、关键电气参数详解

该产品的电气参数针对小型化设备需求优化,核心参数及意义如下:

  • 耐压(Vmax):30V
    适用于直流/交流电压≤30V的电路,覆盖消费电子、工业低压辅助电路、车载12V/24V辅助系统等主流应用场景。
  • 保持电流(Ihold):200mA
    常温下电路持续导通的最大电流阈值——若电流稳定在200mA以内,保险丝保持低阻状态,不影响电路正常工作。
  • 跳闸电流(Itrip):500mA
    过流触发的最小电流——当电路电流超过500mA时,保险丝会在20ms内动作(切断电流),避免元件因过流烧毁。
  • 初始态阻值(Rmin):500mΩ
    极低的初始电阻,200mA工作电流下仅产生0.1V压降,不会影响信号完整性或电源效率,适合对压降敏感的精密电路。
  • 跳断后阻值(R1max):3.5Ω
    跳断后进入高阻态,有效限制故障电流(如短路时电流从数A降至mA级),确保故障点无持续发热风险。
  • 动作时间:20ms
    快速响应速度,远快于传统熔断式保险丝(通常100ms以上),可有效保护ESD敏感元件、微型IC等易损部件。
  • 消耗功率(Pd):500mW
    静态功耗极低,不会增加设备续航负担(如穿戴设备、无线模块),适配低功耗电路设计。

三、机械封装与环境适应性

  1. 封装与尺寸
    采用标准0805贴片封装(尺寸:2.2mm×1.5mm×0.9mm),符合IPC-J-STD-020回流焊标准,支持自动化贴装,适配高密度PCB设计(如智能手机、智能手表内部紧凑空间)。
  2. 温度适应性
    工作温度范围为**-40℃+85℃**,覆盖工业级环境(如户外传感器、车载电子)、消费电子日常使用(-20℃+60℃),极端温度下仍能稳定工作。

四、典型应用场景

结合参数特性,该产品适用于以下场景:

  1. 消费电子终端:智能手机/平板电池保护电路、蓝牙耳机/智能手表内部电路、便携式充电器过流保护。
  2. 工业传感器模块:温度/湿度传感器、压力传感器的信号处理电路(宽温适配户外恶劣环境)。
  3. 车载低压辅助系统:车载USB充电口、仪表盘背光电路(12V/24V电压匹配30V耐压)。
  4. 穿戴设备:智能手环、健康监测设备(小尺寸+低功耗适配续航需求)。

五、核心优势总结

  1. 小型化适配高密度设计:0805封装节省PCB空间,满足电子设备轻薄化趋势。
  2. 低阻低功耗:500mΩ初始阻值+500mW功耗,不影响电路效率与续航。
  3. 快速响应保护:20ms动作时间,有效避免敏感元件过流损坏。
  4. 宽温与可靠性:-40℃~+85℃工作范围,自恢复特性无需更换,降低维护成本。
  5. 电压覆盖广:30V耐压适配多场景低电压电路,兼容性强。

该产品通过优化电气与机械参数,平衡了保护性能与小型化需求,是消费电子、工业、车载等领域低电压电路过流保护的高性价比选择。

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