WMSIC Electronic Components

JDTfuse ASMD1206-050-30V ASMD1206

ModelASMD1206-050-30V
Package1206
BrandJDTfuse
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
JDTfuse ASMD1206-050-30V
Type
JDTFUSE
Minimum package
3500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
JDTFUSE
Electronic Component
ASMD1206-050-30V
Electronic Component
1
Electronic Component
1.9mm
Package
1206
Electronic Component
Resettable Fuse
Electronic Component
0.043g
Electronic Component
3.6mm
Electronic Component
1mm
Electronic Component
1
Electronic Component
100ms
Electronic Component
BM0264547809
Operating Temperature
40℃~+85℃
Voltage Rating(Vmax)
30V
Power(Pd)
600mW

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

ASMD1206-050-30V自恢复保险丝产品概述

ASMD1206-050-30V是国内过流保护元器件厂商JDTfuse(集电通) 推出的1206贴片封装自恢复保险丝,针对中低电压、中小电流场景设计,兼具低功耗、快速响应与宽温适应性,可替代传统一次性保险丝,降低设备维护成本。

一、产品核心定位与品牌背景

JDTfuse(集电通)专注过流保护领域多年,其自恢复保险丝系列覆盖0402到1812等主流贴片封装,ASMD1206-050-30V属于1206封装的中电流规格,主要面向需要“快速过流保护+故障自动恢复”的电子设备,解决传统保险丝“熔断后需更换、维护繁琐”的痛点。

二、关键电气参数详细解析

该产品的核心参数直接决定应用范围,各参数的实际意义如下:

  • 保持电流(500mA):电路正常工作时,能持续通过且不触发保护的最大电流,是选型核心依据——若设备工作电流稳定在400mA以内,可安全使用;
  • 跳闸电流(1A):触发保护动作的最小电流(约为保持电流的2倍),电流超1A时,保险丝快速从低阻态切换至高阻态;
  • 最大电压(30V):工作电路最高电压限制,超30V可能导致击穿失效;
  • 最大动作时间(100ms):跳闸电流下,从过流发生到完成保护的最大时间,响应速度快,避免元件短时间过流损坏;
  • 初始态阻值(150mΩ):正常工作电阻,小阻值带来低功耗(最大600mW),不影响电路效率;
  • 跳断后阻值(700mΩ):保护动作后高阻态,限制电路电流,防止故障扩大;
  • 工作温度(-40℃~+85℃):覆盖工业级宽温区,适应户外、车载等恶劣环境;
  • 最大电流(100A):短时间(如脉冲)能承受的最大电流,避免瞬时冲击损坏。

三、封装与可靠性优势

  1. 1206贴片封装:体积小巧(3.2mm×1.6mm),适合智能手机、物联网终端等小型化设备,支持回流焊、波峰焊工艺;
  2. 自恢复特性:故障排除后(短路解除、电流恢复),随温度降低自动恢复低阻态,无需人工更换,降低维护成本;
  3. 宽温可靠性:-40℃~+85℃温区,可承受高低温冲击,符合车载、工业控制场景要求;
  4. 阻值稳定性:动作前后阻值变化可控(150mΩ→700mΩ),无开路或骤变,保护更可靠。

四、典型应用场景

结合参数特性,适用于以下场景:

  1. 消费电子:智能手机、平板电脑的电池保护电路(30V以内,电流≤500mA);
  2. 小型家电:智能插座、手机充电器的过流保护(避免过载损坏);
  3. 物联网设备:传感器节点、低功耗终端的电源端口保护(宽温区适应户外部署);
  4. 车载辅助电路:车载USB接口、仪表盘背光电路的过流保护(符合温区要求);
  5. 工业控制:小型PLC输入输出端口、低压控制电路的过流防护。

五、选型与使用注意事项

  1. 电流降额:高温环境(如85℃)下,保持电流降额约20%,需确保实际电流≤400mA;
  2. 电压匹配:电路最高电压必须≤30V,避免过压击穿;
  3. 焊接规范:焊接峰值温度≤260℃,时间≤10s,避免损伤内部聚合物;
  4. 故障排查:动作后先检查短路、元件损坏等故障,排除后待温度恢复(5~10分钟),自动恢复正常。

该产品凭借平衡的参数设计与可靠性能,成为中小电流过流保护场景的高性价比选择,适用于对体积、响应速度与维护成本有要求的电子设备。

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