WMSIC Electronic Components

TA-I Technology RM12JTN101

ModelRM12JTN101
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
RM12JTN101
Type
TA-I Technology
Minimum package
5000 圆盘

Technical parameters

Power
250mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
RM12JTN101
Electronic Component
1
Package
1206
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.03g
Electronic Component
100Ω
Electronic Component
1
Electronic Component
BM0264546736
Operating Temperature
55℃~+155℃
Operating Voltage
200V
Electronic Component
±200ppm/℃
Resistor Type
Resistor

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

RM12JTN101厚膜片式电阻产品概述

一、产品核心身份与命名逻辑

RM12JTN101是大毅科技(Taiyo Yuden) 推出的通用型厚膜片式固定电阻,聚焦中功率、通用精度场景,是工业、消费电子领域的主流选型之一。型号命名遵循行业常规逻辑:

  • RM:大毅片式电阻系列标识;
  • 12:封装尺寸为1206(英制0.12英寸×0.06英寸,公制3.2mm×1.6mm);
  • J:精度等级±5%(对应E24系列阻值公差);
  • TN:温度系数及工艺代码;
  • 101:标称阻值100Ω(10×10¹)。

二、关键电气参数及设计特点

该型号的电气参数兼顾实用性与成本控制,核心参数如下:

1. 阻值与精度

标称阻值100Ω,精度±5%,覆盖E24系列阻值范围,满足多数无需高精度的电路需求(如限流、分压、信号匹配)。

2. 功率与电压约束

  • 额定功率:250mW(1/4W),为持续工作的功率上限;
  • 最大工作电压:200V(耐电压参数),需注意功率与电压为双重约束:
    持续工作时,电流需≤√(P/R)=50mA(由功率上限决定);瞬时电压不超过200V,避免绝缘击穿。

3. 温度系数与温区

  • 温度系数:±200ppm/℃(厚膜电阻典型范围),在-55℃~+155℃温区内,阻值漂移可控(如125℃时漂移约±2.4%),无需额外温度补偿;
  • 工作温区:-55℃~+155℃,覆盖工业级设备的环境温度要求(如车间昼夜温差、户外机柜高低温)。

三、物理封装与工艺可靠性

1. 封装尺寸与兼容性

1206封装体积紧凑(3.2mm×1.6mm×0.6mm左右),适合高密度PCB布局,支持SMT自动化生产(回流焊、波峰焊),可适配消费电子、小型工业设备的轻量化设计。

2. 厚膜工艺优势

采用陶瓷基底+丝网印刷电阻浆料+高温烧结工艺:

  • 相比碳膜电阻,稳定性更好(阻值漂移小);
  • 相比薄膜电阻,成本更低,兼顾性价比与可靠性。

3. 端电极设计

三层电极结构(镍底层→镍中间层→无铅锡层),符合RoHS指令,焊接兼容性强,焊接后抗拉强度≥5N(远超1206封装3N的行业要求),可避免虚焊、脱落问题。

四、典型应用场景解析

1. 电源电路限流

在开关电源、线性电源的输出端或反馈回路中,100Ω电阻可限制浪涌电流,保护后级电容、芯片等元件。

2. 电压分压采样

在电池管理系统(BMS)、电源监控电路中,与其他电阻组合实现中高压分压(如200V输入分压为5V输出),200V耐电压满足采样需求。

3. 工业控制辅助电路

PLC、变频器、伺服驱动器的信号调理电路中,宽温区可稳定应对车间-20℃~+60℃的温度波动,无需降额使用。

4. 消费电子批量应用

机顶盒、路由器、智能家电的电源模块中,1206封装适合自动化生产,±5%精度满足基础功能需求,成本可控。

5. 汽车电子低功耗场景

车载中控、仪表盘的辅助电路(非发动机舱高温区),155℃上限可覆盖车载环境温度(-40℃~+85℃)。

五、环境适应性与品质验证

1. 环境测试

通过IEC 60068-2系列标准测试:

  • -55℃存储24小时,阻值无明显变化;
  • +155℃连续工作1000小时,阻值漂移≤±1%。

2. 耐湿性能

陶瓷基底与厚膜浆料结合性好,可承受85℃/85%RH湿热环境1000小时,阻值漂移≤±2%,适合潮湿地区或户外设备。

3. 焊接可靠性

符合IPC-A-610标准,回流焊后焊点无气泡、桥接,长期使用无脱落风险。

六、品牌与供货保障

大毅科技是全球被动元器件头部厂商,RM12JTN101通过ISO 9001质量管理体系认证,部分批次符合ISO/TS 16949汽车级标准。产品供货稳定,常规型号备有库存,支持1k起订(研发打样)至100k+批量采购,满足不同阶段需求。

该型号以高性价比、宽温区、强可靠性,成为通用电路设计中的经典选型,可覆盖多数工业、消费电子场景的基础电阻需求。

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