WMSIC Electronic Components

RUILON RL60-020 RL60

ModelRL60-020
PackageThrough-hole, P=5.1mm
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 RL60-020
Type
RUILON
Minimum package
1000 袋

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
RL60-020
Electronic Component
1
Package
Through-hole, P=5.1mm
Electronic Component
Resettable Fuse
Electronic Component
0.126g
Electronic Component
1
Electronic Component
3.6s
Electronic Component
BM0264391776
Operating Temperature
40℃~+85℃
Voltage Rating(Vmax)
60V
Power(Pd)
520mW
Current(Imax)
40A
Electronic Component
Electronic Component
Electronic Component
1000

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

RL60-020自恢复保险丝(PTC)产品概述

一、产品核心定位与应用场景

RL60-020是RUILON(瑞隆源) 推出的高分子正温度系数(PTC)自恢复保险丝,属于低压电路过流保护器件。其参数适配12V/24V/48V等中低压系统,覆盖从常规工作电流到峰值电流的宽范围需求,典型应用场景包括:

  • 消费电子:智能手机/平板电池保护板、便携式充电器输出保护、无线耳机充电仓过流防护;
  • 汽车电子:车载小功率电器(仪表盘背光、中控按键电路)、12V辅助电源系统保护(宽温特性适配汽车-40℃~85℃环境);
  • 工业控制:小型PLC的I/O端口保护、传感器电路过流防护;
  • 电源系统:LED驱动电源输出保护、小型开关电源输入过流防护。

二、关键电气参数深度解析

PTC器件的性能由电气参数直接决定,RL60-020的核心参数需结合应用场景理解:

1. 电压与电流参数

  • 耐压(Vmax=60V):器件正常工作/故障状态下可承受的最大电压,需确保系统工作电压(含瞬态峰值)≤60V,避免击穿损坏;
  • 最大持续电流(Imax=40A):25℃下持续导通的最大电流,长期超过会导致材料过热老化,缩短寿命;
  • 保持电流(Ihold=200mA):25℃下不动作的最大持续电流——电流≤200mA时保持低阻导通,超过则因焦耳热升温;
  • 跳闸电流(Itrip=400mA):25℃下动作(低阻→高阻)的最小电流,为保持电流的2倍左右,是过流触发关键阈值。

2. 动作与功耗参数

  • 动作时间(3.6s):25℃下Itrip时的响应时间,属于慢动作型,可避免短暂浪涌(如开机脉冲)误触发,适合对响应速度要求不苛刻的场景;
  • 消耗功率(Pd=520mW):25℃下Ihold时的功耗,发热小,不影响系统散热;
  • 初始/跳断阻值:常态低阻(Rmin=1.5Ω)压降小(0.3V@200mA),故障时高阻(R1max=4.49Ω)可有效限制故障电流。

3. 温度特性

  • 工作温度(-40℃~+85℃):覆盖汽车、户外、工业环境,高温下(85℃)保持电流约降至100mA,选型需做温度补偿。

三、物理特性与封装规格

RL60-020采用D7×3mm贴片封装(标注PTC_D7X3MM_TM),具备以下特点:

  • 小型化:直径7mm、厚度3mm,适配PCB布局密集的设备(如便携式电子、汽车中控模块);
  • 工艺适配:贴片式设计支持回流焊、波峰焊等自动化生产,提高效率;
  • 耐温匹配:封装材料耐温与器件工作温度一致,焊接时不会因高温损坏。

四、核心优势与应用价值

相比传统一次性保险丝,RL60-020的核心价值体现在:

  1. 自恢复特性:故障排除后(如短路解除)自动恢复导通,无需手动更换,降低维护成本和设备 downtime;
  2. 宽温稳定:-40℃~+85℃范围内性能稳定,无需额外温度补偿电路;
  3. 低功耗低压降:初始阻值小,不影响系统效率(如电池设备可延长续航);
  4. 高可靠性:高分子PTC材料耐老化、耐冲击,重复动作次数可达数千次;
  5. 适配性强:耐压60V、电流覆盖200mA~40A,满足多领域低压过流保护需求。

五、选型与使用注意事项

为确保保护效果,需注意以下要点:

  1. 电压匹配:系统最大工作电压(含瞬态峰值)≤60V;
  2. 电流选型:Ihold>系统正常工作电流(含纹波),Itrip<系统允许的最大故障电流;
  3. 温度补偿:高温环境下(如85℃)需确认系统电流≤100mA(Ihold降额);
  4. 焊接要求:回流焊温度≤260℃,焊接时间≤10s,避免高温损坏;
  5. 布局建议:靠近被保护器件,减少引线长度(降低响应延迟),远离发热元件。

RL60-020凭借宽温、自恢复、低功耗等特性,成为消费电子、汽车电子、工业控制领域低压过流保护的优选器件,可有效提升设备安全性与可靠性。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.