WMSIC Electronic Components

TA-I RMS04FT2702

ModelRMS04FT2702
Package0402
BrandElectronic Component
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
RMS04FT2702
Type
TA-I Technology
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
RMS04FT2702
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
27kΩ
Electronic Component
10
Electronic Component
BM0264548249
Operating Temperature
55℃~+155℃
Operating Voltage
50V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

RMS04FT2702 厚膜贴片电阻产品概述

一、产品基本定位与品牌依托

RMS04FT2702是大毅科技推出的一款0402封装厚膜贴片电阻,针对电子设备小型化、中端精度需求设计,兼顾性能稳定性与成本控制,是消费电子、工业控制等领域的高性价比电阻选型。大毅科技作为专业被动元件制造商,其厚膜电阻产品线以工艺成熟、一致性好著称,RMS04FT2702延续了品牌在小型化电阻上的技术积累,适配多数中端电子设备的电阻需求。

二、核心电气参数详解

该电阻的关键参数明确了其应用边界与性能表现:

  • 阻值与精度:27kΩ±1%,精度覆盖多数中端电路的精准度需求(如信号分压、基准电压调节),无需额外校准即可满足常规工业/消费电子场景;
  • 功率与电压:额定功率62.5mW,工作电压50V(需注意:实际功率需满足(P=V^2/R),即实际电压需≤√(62.5mW×27kΩ)≈41V,避免超功率损坏);
  • 温度特性:温度系数±100ppm/℃,工作温度范围-55℃~+155℃——宽温环境下阻值变化可控(如100℃温差内,27kΩ阻值变化仅约2.7Ω,远低于±1%精度阈值);
  • 封装:0402(英制尺寸,对应公制1005),体积小巧(长1.0mm×宽0.5mm),适配高密度PCB布局,支持自动贴装提升生产效率。

三、厚膜工艺与封装优势

RMS04FT2702采用厚膜丝网印刷工艺:通过在陶瓷基板上印刷电阻浆料、烧结固化形成电阻层,相比薄膜电阻成本更低,且抗机械应力、抗潮湿能力更强;0402封装则满足便携设备(如智能手环、蓝牙耳机)的小型化设计需求,同时兼容多数主流SMT生产线的贴装规范。

四、典型应用场景

结合参数特性,该电阻适用于以下场景:

  1. 消费电子:手机、平板的音频信号调理、电源分压电路(小功率、小体积适配高密度主板);
  2. 可穿戴设备:智能手表、运动手环的传感器接口、低功耗控制电路(宽温稳定支持户外使用);
  3. 工业控制:小型PLC的I/O接口、模拟量采集电路(±1%精度匹配中端工业设备的控制精度);
  4. 通信辅助:小型基站的射频匹配电路、电源滤波电路(62.5mW功率适配低功耗模块)。

五、性能优势与市场价值

  • 平衡型设计:±1%精度、±100ppm/℃温漂的组合,覆盖80%以上中端电子设备的电阻需求,无需为过高性能支付额外成本;
  • 宽温可靠性:-55℃~+155℃的工作范围,可满足汽车电子(辅助低压电路)、户外设备等宽温场景;
  • 批量适配性:厚膜工艺支持大规模生产,一致性好,适合OEM/ODM客户的批量采购需求,降低供应链成本。

六、使用注意事项

  1. 功率/电压约束:实际应用中需同时满足功率≤62.5mW、电压≤41V(功率优先),避免长期超额定值导致阻值漂移;
  2. 焊接规范:回流焊峰值温度需控制在230℃~260℃(符合IEC 61760标准),避免高温损坏电阻层;
  3. 储存防护:未开封产品需储存在0℃~40℃、湿度≤60%的环境中,开封后建议12个月内使用完毕;
  4. ESD防护:虽厚膜电阻抗静电能力较强,但仍需遵循ESD20.20标准,避免人体静电(≤2kV接触放电)损坏。

RMS04FT2702以其精准的参数匹配、小型化设计与成本优势,成为中端电子设备电阻选型的常规选项,适用于对精度、体积有明确需求但无需过高性能的应用场景。

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