WMSIC Electronic Components

RUILON RL30-600 RL30

ModelRL30-600
PackageThrough-hole
BrandRUILON
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
RUILON RL30-600
Type
RUILON
Minimum package
200 袋装

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
RL30-600
Electronic Component
1
Package
Through-hole
Electronic Component
Resettable Fuse
Electronic Component
1.244g
Electronic Component
17.2mm
Electronic Component
1
Electronic Component
16s
Electronic Component
BM0258753255
Voltage Rating(Vmax)
30V
Power(Pd)
3.5W
Current(Imax)
40A
Electronic Component
Electronic Component
Electronic Component
200

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

RL30-600 产品概述

一、产品简介

RL30-600 是 RUILON(瑞隆源) 出品的一款插件自恢复(PTC)过流保护元件,适用于低压直流系统的过流和短路保护。校验通过! 其主要电气参数为:耐压 30V、最大电流 40A、保持电流 6A、跳闸电流 12A,静态功耗 Pd 为 3.5W。元件初始态电阻低至 5mΩ,动作(跳闸)后电阻可上升至最大 60mΩ。元件外形紧凑,长度 17.2mm,采用插件封装,便于现场安装与更换。

二、关键性能参数说明

  • 耐压 (Vmax):30V —— 适用于 12V/24V 等低压直流系统,设计时应确保工作电压低于该值。
  • 最大电流 (Imax):40A —— 能承受短时大电流冲击,但不代表可长期通过该电流。
  • 保持电流 (Ihold):6A —— 在正常工作温度下,持续通过且不触发保护的最大电流。
  • 跳闸电流 (Itrip):12A —— 当电流超过此值并持续一定时间后,器件进入高阻态以限制电流。
  • 消耗功率 (Pd):3.5W —— 在工作环境中器件的最大可耗散功率,热管理需考虑该值。
  • 初始态阻值 (Rmin):5mΩ —— 元件在未动作时的典型低接触电阻,尽量减小线路压降。
  • 跳断后阻值 (R1max):60mΩ —— 动作后进入高阻态以限制电流,需注意对后续电路的影响。
  • 动作时间:16s —— 在超过跳闸电流条件下,从过流到进入高阻态的典型时间(应结合实际电流幅值与环境温度评估)。

三、典型应用场景

  • 汽车电子与车载电源(12V/24V 系统)的过流保护与短路防护;
  • 电池供电设备(便携设备、UPS、充电系统)中的输出保护;
  • 电动工具、马达驱动模块的电流限制与热保护;
  • 工控电源、通信设备的面板/柜内保护;
  • 电源模块入口、输出及敏感负载前的二次保护。

四、设计与选型建议

  • 连续工作电流应小于 Ihold(6A),并留有一定裕量(建议不超过 80% Ihold)以避免因环境温度上升或长期作业导致误动作。
  • 对于可能出现的短时峰值或启动电流,可参考 Imax(40A),但不要以此作为长期运行值,必要时配合软启动或限流电路。
  • 若工作电流可能短时间超过 Itrip(12A)且持续时间接近或超过 16s,应采用额外的保护措施或更高等级元件。
  • 考虑到 Pd=3.5W,PCB 布局应提供足够的散热路径(铜箔面积、散热孔或靠近散热结构安装)以降低结温,避免热漂移影响动作特性。
  • 跳断后阻值可达 60mΩ,若后级电路对压降敏感,应设计旁路或提示更换。

五、安装与焊接建议

  • 插件封装,建议采用合适的固定孔与支撑点,避免振动或外力导致引脚受力、焊点开裂。
  • 焊接时控制温度与时间,避免长时间高温损伤热敏材料。标准波峰/手工焊接参数请参考焊锡材料规范,焊后冷却自然风冷。
  • 保持器件周围良好通风,避免与高温器件并排密集放置。

六、维护与故障判断

  • 元件动作后(跳闸)会出现显著阻值上升(最高可达 60mΩ),若电路无法恢复需更换器件。
  • 经常触发动作可能说明电路存在异常(短路、过载或设计不当),应检查负载与系统配置。
  • 外观检查:若出现裂纹、烧焦或引脚变形,应立即停机更换。

七、订购与包装信息

  • 型号:RL30-600
  • 品牌:RUILON(瑞隆源)
  • 封装:插件(through-hole)
  • 建议在采购时注明应用场景与预计电流波形,以便供应商确认最合适的批次与测试条件。

本文概括了 RL30-600 的主要电气与机械特性、应用建议与安装维护要点。选型时请结合实际工作电流、环境温度与热散条件进行全面评估;如需详细曲线(I–t、I–V)或温度相关特性表,请联系供应商或参考厂方完整数据手册。

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