WMSIC Electronic Components

LUTE 1812L075/60GR 1812L075

Model1812L075/60GR
Package1812
BrandLUTE
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
LUTE 1812L075 / 60GR
Type
LUTE
Minimum package
1500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LUTE
Electronic Component
1812L075/60GR
Electronic Component
1
Electronic Component
3.41mm
Package
1812
Electronic Component
Resettable Fuse
Electronic Component
0.139g
Electronic Component
4.73mm
Electronic Component
1.6mm
Electronic Component
1
Electronic Component
200ms
Electronic Component
BM0265136079
Operating Temperature
40℃~+85℃
Voltage Rating(Vmax)
60V
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.

1812L075/60GR 自恢复保险丝产品概述

一、产品核心定位与品牌背景

1812L075/60GR是LUTE(陆特)品牌推出的贴片式自恢复过流保护器件,采用1812标准封装,针对中小功率电子设备的过流/短路保护需求设计。其核心优势在于故障排除后自动复位,无需人工更换,可有效降低系统维护成本与故障停机时间,替代传统一次性保险丝的适配性更强。

二、关键电气性能参数深度解读

该器件的电气参数直接决定保护能力,各参数意义及价值如下:

  1. 耐压(Vmax=60V):可承受的最大直流/交流峰值电压,适配12V、24V、48V等中低压系统,覆盖多数消费电子、工业控制场景;
  2. 保持电流(Ihold=750mA):常温(25℃)下持续导通不动作的最大电流,若系统正常工作电流≤750mA,器件可稳定运行无异常;
  3. 跳闸电流(Itrip=1.5A):常温下触发动作的最小电流(约为Ihold的2倍),电流超过1.5A时快速切换至高阻态,切断故障;
  4. 最大电流(Imax=40A):故障未动作时可承受的瞬间最大电流,能应对突发短路(如导线短路)的大电流冲击,避免器件烧毁;
  5. 初始阻值(Rmin=90mΩ):常温导通态最小电阻,低阻值设计大幅降低正常工作功耗(P=I²R),减少发热、提升寿命;
  6. 跳断后阻值(R1max=500mΩ):动作后高阻态最大电阻,有效限制故障电流在安全范围,避免负载/电源损坏;
  7. 动作时间(200ms):Itrip(1.5A)条件下的典型响应时间,快响应可及时阻断过流,保护电池、芯片等敏感负载;
  8. 功耗(Pd=1.4W):正常工作最大允许功耗,确保满负荷下长期稳定运行。

三、物理特性与封装适配

1812L075/60GR采用1812贴片封装,尺寸为4.73mm(长)×3.41mm(宽)×1.6mm(高),符合主流PCB自动化贴装标准,适配小型化设备的紧凑设计需求;封装尺寸与行业通用1812一致,可直接替换同封装器件,无需修改PCB layout,降低设计成本。

四、可靠性与环境适应性

  1. 宽温范围(-40℃~+85℃):覆盖工业级(-40℃+85℃)与消费电子(-20℃+60℃)场景,适应车载低温、充电设备高温等环境;
  2. 自恢复特性:故障排除后(短路解除、过流消失)自动复位,可重复动作数千次仍保持稳定性能;
  3. 参数稳定性:多次动作后,初始阻值、跳闸电流等关键参数变化极小,符合IEC 60730等可靠性标准。

五、典型应用场景

结合参数特性,该器件适合以下场景:

  1. 消费电子:智能手机/平板充电电路保护、蓝牙耳机电池保护;
  2. 小型家电:便携式榨汁机、电动牙刷、手持吸尘器电机过流保护;
  3. 工业控制:小型传感器模块、低功率PLC输入输出端口保护、工业电源适配器保护;
  4. 车载电子:车载USB充电口、氛围灯、记录仪等小功率设备过流保护(适配-40℃低温)。

1812L075/60GR凭借低阻值、快响应、宽温范围与自恢复特性,成为中小功率设备过流保护的高性价比选择,尤其适合对空间紧凑、维护便捷性要求高的场景。

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.