Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
Littelfuse 0603L050YR
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- Littelfuse 0603L050YR
- Type
- LITTELFUSE
- Unit
- Electronic Component
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- LITTELFUSE
- Electronic Component
- 0603L050YR
- Electronic Component
- 1
- Package
- 0603
- Electronic Component
- Resettable Fuse
- Electronic Component
- 0.036g
- Electronic Component
- 1
- Electronic Component
- 100ms
- Electronic Component
- BM0000279301
- Operating Temperature
- 40℃~+85℃
- Voltage Rating(Vmax)
- 6V
- Power(Pd)
- 500mW
- Current(Imax)
- 40A
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
0603L050YR 产品概述
概述
0603L050YR 是一款由美国力特（Littelfuse）公司生产的聚合物自恢复保险丝，专为以低电压和较低电流的应用场景而设计。该产品采用0603（1608公制）封装类型，适合表面贴装（SMD）应用，具备出色的电流保护功能以及优良的温度稳定性，应用广泛，适用于电子设备的电源保护、过电流保护和过热保护等。
主要特点
工作温度范围：此产品可在-40°C至85°C的环境温度下稳定运行，适合在严格的环境条件下工作。
电压与电流规格：
- 最大电压：6V，适应低电压电路的需求。
- 最大电流：40A，能够处理较大电流的阻断要求。
- 保持电流：最大值为500mA，适合较低功率电路的持续运行。
- 跳断电流：1A，一旦电流超过此值，将自动切断电流流动。
电阻特性：
- 初始电阻值：最小为100mΩ，确保电路初始时良好的导通性能。
- 跳断电阻值：最大为680mΩ，确保在过流条件下安全切断，同时允许适度的自热升温。
动作时间：最大动作时间为100ms，在发生过流时能迅速断开电路，减少对其他电子元件的潜在损害。
封装类型：0603（1608公制）表面贴装型设计，适合高密度印刷电路板（PCB）设计，便于自动化生产和安装。
应用场景
0603L050YR 自恢复保险丝广泛应用于各种电子产品中，特别是在以下领域：
- 消费电子：手机、平板电脑、笔记本电脑等设备的电源保护。
- 智能家居设备：确保智能灯泡、智能插座等家电提供安全的操作环境。
- 汽车电子：用于汽车电气系统，保证安全可靠的电流供应。
- 医疗设备：保护重要医疗设备防止电流过载，确保设备的正常运行。
- 工业设备：在工业控制系统中提供过流保护，延长设备的使用寿命。
优势
自恢复功能：不同于传统保险丝，0603L050YR 拥有自恢复功能，当过流情况消除后，保险丝会自动恢复，减少了维护和更换的成本。
小型化设计：0603封装使其降低了整体电子产品的空间占用，提高了设计的灵活性。
高可靠性：力特品牌在电子元器件行业具有良好声誉，0603L050YR 凭借其高可靠性和稳定性而受到市场的广泛认可。
兼容性强：适用于多种基材和工艺的PCB，为设计师提供更多的选择空间。
结论
0603L050YR 是一款集高性能、可靠性和易用性于一体的聚合物自恢复保险丝。它能够有效保护各类电子设备，使其在复杂的电流环境中保持安全稳定的运行。借助其先进的设计和技术，0603L050YR 无疑是现代电子产品设计中不可或缺的重要保护组件。对于设计工程师而言，选择合适的保护元件是提升产品安全性和稳定性的关键，而0603L050YR 则为此提供了理想的解决方案。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
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.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
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.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
