WMSIC Electronic Components

Brightking SMD2016B100TF

ModelSMD2016B100TF
PackageSMD
BrandBrightking
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Brightking SMD2016B100TF
Type
BRIGHTKING
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BRIGHTKING
Electronic Component
SMD2016B100TF
Electronic Component
1
Electronic Component
4.43mm
Package
SMD
Electronic Component
Resettable Fuse
Electronic Component
0.178g
Electronic Component
5.44mm
Electronic Component
1.2mm
Electronic Component
1
Electronic Component
500ms
Electronic Component
BM0265797474
Operating Temperature
40℃~+85℃
Voltage Rating(Vmax)
15V
Power(Pd)
1.4W

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

SMD2016B100TF自恢复保险丝产品概述

一、产品基本定义

SMD2016B100TF是台湾君耀(Brightking)推出的表面贴装式自恢复保险丝,属于高分子正温度系数(PPTC)热敏电阻器件。其核心功能是在电路出现过流、过温故障时,通过自身电阻急剧增大限制故障电流;故障排除后,器件自动恢复低阻导通状态,无需手动更换保险丝,可实现电路的重复保护。

该型号采用SMD2016封装(实际物理尺寸为长5.44mm×宽4.43mm×高1.2mm),适合高密度PCB布局,广泛应用于低电压、中等电流的电子设备过流保护场景。

二、核心电气参数详解

SMD2016B100TF的关键参数经过严格校准,直接决定保护性能,具体如下:

(1)极限与额定参数

  • 最大耐压(Vmax):15V:可承受的最高工作电压,需匹配电路工作电压(如12V电源电路),避免过压击穿。
  • 最大电流(Imax):40A:故障状态下可耐受的峰值电流(短时间),确保极端过流时不被烧毁。
  • 消耗功率(Pd):1.4W:正常工作时的最大允许功耗,反映导通损耗水平,低功耗可减少电路发热。

(2)保护特性参数

  • 保持电流(Ihold):1.1A:正常工作不跳闸的最大电流,电路常态最大电流需低于此值(如电路常态电流≤1A时可稳定工作)。
  • 跳闸电流(Itrip):2.2A:保证跳闸的最小电流,当电路电流≥2.2A时,器件在规定时间内动作(跳闸),避免故障持续。
  • 动作时间:500ms:从过流触发到跳闸的典型时间,平衡保护灵敏度与误动作风险(过流持续500ms内触发保护)。

(3)电阻与温度特性

  • 初始态阻值(Rmin):60mΩ:常温下的导通电阻,低阻值可减少电路压降与损耗,提升电源效率。
  • 跳断后阻值(R1max):400mΩ:跳闸后的高阻状态阻值,可有效限制故障电流(如15V下故障电流≤37.5A)。
  • 工作温度范围:-40℃~+85℃:宽温设计,满足工业级、车载辅助电路等复杂环境需求。

三、机械与封装规格

该型号采用SMD2016表面贴装封装,物理尺寸紧凑,具体规格:

  • 长度:5.44mm
  • 宽度:4.43mm
  • 高度:1.2mm

封装特点:

  1. 无引线设计,兼容回流焊、波峰焊等自动化焊接工艺,适合大规模生产;
  2. 小型化尺寸,可嵌入智能穿戴、充电宝等紧凑PCB布局;
  3. 引脚间距符合行业标准,焊接可靠性高,长期使用无脱焊风险。

四、典型应用场景

SMD2016B100TF的参数特性匹配多种低电压中等电流场景,典型应用包括:

(1)便携式电子设备

  • 智能穿戴(智能手表、手环):电池输出端过流保护,防止充电/放电过载;
  • 无线耳机充电盒:电源输入路径保护,避免短路故障损坏电池;
  • 小型蓝牙设备:音频模块电源保护,提升设备可靠性。

(2)消费类数码产品

  • 充电宝:输出端过流保护,防止负载短路(如手机充电时短路);
  • 迷你投影仪:电源模块保护,避免散热不良导致过流;
  • 便携式音箱:电池与功放电路之间的保护,防止过载烧毁。

(3)工业与车载辅助电路

  • 低电压PLC模块:输入输出端过流保护,提升工业控制设备稳定性;
  • 车载USB充电口:12V电源下的过流保护,符合车载宽温需求;
  • 小型传感器模块:电源路径保护,防止传感器短路影响系统。

五、品牌与可靠性保障

台湾君耀(Brightking)是专注过压过流保护器件的老牌厂商,SMD2016B100TF具备以下可靠性优势:

  1. 环保合规:符合RoHS 2.0、REACH等国际环保标准,无铅无卤;
  2. 可靠性测试:通过温度循环(-40℃~+85℃,500次)、耐焊接热(260℃回流焊10s)、过流冲击(10次以上跳闸恢复)等测试,性能稳定;
  3. 一致性好:批量生产参数偏差小,确保电路保护性能一致。

六、选型与使用注意事项

为确保保护效果,使用时需注意以下要点:

  1. 选型匹配:

    • 保持电流(Ihold)需≥电路正常最大工作电流(如电路常态电流1A,选1.1A的Ihold);
    • 耐压(Vmax)需≥电路最高工作电压(如12V电路选15V耐压)。
  2. 焊接工艺:

    • 回流焊温度:峰值≤260℃,时间≤10s;波峰焊温度≤250℃,时间≤5s;
    • 避免手工焊接过热,防止器件性能下降。
  3. 布局建议:
    尽量靠近保护对象(如电池输出端、负载输入端),减少布线阻抗,提升保护响应速度。

  4. 故障处理:
    跳闸后需先排除故障(如短路、过载),待器件温度降低至常温后自动恢复导通,无需更换器件。

  5. 环境限制:
    避免在腐蚀性气体、高温(>85℃)、低温(<-40℃)环境下使用,防止性能失效。

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