WMSIC Electronic Components

TA-I Technology RM12FTN2001

ModelRM12FTN2001
Package1206
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
RM12FTN2001
Type
TA-I Technology
Minimum package
5000 圆盘

Technical parameters

Power
250mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
RM12FTN2001
Electronic Component
1
Package
1206
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
2kΩ
Electronic Component
1
Electronic Component
BM0264546737
Operating Temperature
55℃~+155℃
Operating Voltage
200V
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.

RM12FTN2001厚膜片式电阻产品概述

一、产品核心身份与基本定位

RM12FTN2001是大毅科技推出的一款1206封装厚膜片式电阻,属于通用型高精度电阻范畴。该产品兼顾了阻值精度、功率承载与环境适应性,适配工业控制、汽车电子、通信设备等多领域的电路设计需求,是中小功率电路中替代传统引线电阻的优选方案。

二、关键性能参数深度解析

该电阻的核心参数明确了其应用边界与性能表现,具体如下:

  1. 阻值与精度:标称阻值2kΩ,精度±1%——此精度可满足多数电路对阻值误差的控制要求(如信号分压、基准电压生成等场景),避免因阻值偏差导致的功能异常;
  2. 功率与电压承载:额定功率250mW(即1/4W),标称工作电压200V。需注意:实际使用需遵循功率=电压²/阻值的关系,当工作电压超过约22.4V(√(0.25W×2000Ω))时,功耗将超过额定值,可能导致电阻过热损坏,因此需结合电路实际功耗验证选型;
  3. 温度系数:±100ppm/℃——反映阻值随温度变化的敏感程度。在-55℃~+155℃范围内,最大阻值变化量约42Ω(2000Ω×100e-6/℃×210℃),相对变化率2.1%,可兼容多数工业级电路的温度漂移要求;
  4. 工作温度范围:-55℃~+155℃——覆盖工业控制、汽车电子等场景的极端温度环境,无需额外降额即可稳定工作。

三、封装与结构特点

RM12FTN2001采用1206英制封装(对应公制3216,尺寸3.2mm×1.6mm),属于中小尺寸片式封装,适配高密度SMT贴装工艺,可有效节省电路板空间。其厚膜电阻结构特点为:

  • 以陶瓷基片为载体,印刷钌系厚膜电阻浆料形成电阻体,稳定性优于碳膜电阻;
  • 两端设置镍/银复合电极,焊接兼容性好,抗硫化性能强;
  • 表面覆盖环氧树脂保护层,提升耐湿性与抗机械损伤能力;
  • 无引线设计,抗振动、抗冲击性能优于传统引线电阻,适合车载、工业等振动环境。

四、典型应用场景

基于参数与封装优势,RM12FTN2001适用于以下场景:

  1. 工业控制电路:PLC信号调理模块、传感器接口电路的分压/限流电阻,适应车间-20℃~+60℃的常规温度;
  2. 汽车电子:车载中控系统、车身控制模块(BCM)的辅助电路,满足汽车级-40℃~+125℃(部分场景需到155℃)的温度要求;
  3. 通信设备:基站电源滤波电路、射频模块的匹配电阻,1206封装适合高密度PCB设计;
  4. 中高端消费电子:智能家电控制板、小型医疗设备电路,±1%精度保障功能稳定。

五、可靠性与品质背书

大毅科技作为台湾知名被动元件厂商,RM12FTN2001继承了其产品的可靠性优势:

  • 长期稳定性:厚膜浆料与陶瓷基片结合性好,长期使用阻值漂移率≤0.5%;
  • 环境耐受性:通过RoHS、REACH环保认证,耐湿(85℃/85%RH环境下1000小时阻值变化≤1%)、耐盐雾性能符合工业级标准;
  • 一致性:批量生产的阻值一致性偏差≤0.3%,可减少电路调试工作量。

六、选型与使用注意事项

为保障电路稳定与电阻寿命,使用时需注意:

  1. 功率降额:实际功耗建议不超过额定功率的80%(即200mW),避免长期过热;
  2. 电压验证:结合电路实际电压与阻值计算功耗,不建议仅依赖标称200V电压;
  3. 贴装规范:焊盘设计需符合IPC-A-610标准,回流焊峰值温度控制在260℃以内(持续时间≤10秒);
  4. 温度范围:避免在超出-55℃~+155℃的环境中使用,否则可能导致阻值不可逆漂移。

RM12FTN2001凭借平衡的性能与成本优势,成为中小功率高精度电路的实用选择,可满足多数工业与消费电子场景的设计需求。

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