WMSIC Electronic Components

KOA RK73H1JTTD2003F

ModelRK73H1JTTD2003F
Package0603
BrandKOA
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 25+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
KOA RK73H1JTTD2003F
Type
KOA
Unit
Electronic Component
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
KOA
Electronic Component
RK73H1JTTD2003F
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
200kΩ
Electronic Component
1
Electronic Component
BM0264717665
Operating Temperature
55℃~+155℃
Operating Voltage
75V
Electronic Component
±100ppm/℃

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

RK73H1JTTD2003F 厚膜片式电阻产品概述

一、产品核心身份与定位

RK73H1JTTD2003F是日本KOA公司推出的通用型厚膜片式固定电阻,属于该品牌常规精密电阻系列的主力型号。其定位为小体积、高适配性与基础精密需求平衡的解决方案,覆盖消费电子、工业控制、通信设备等多领域,尤其适合空间紧凑的PCB布局场景。

二、关键电气性能参数

该型号核心电气指标经过标准化设计,满足多数常规电路的精度与功率要求:

  1. 阻值与精度:标称阻值200kΩ,精度±1%——可覆盖信号调理、分压电路的基础误差需求,无需额外校准即可保证功能稳定;
  2. 功率容量:额定功率1/10W(100mW)——适配小电流驱动的模拟/数字电路,避免过热失效;
  3. 工作电压上限:75V——在0603封装中属于较高耐受水平,支持中等电压的直流/交流电路(需遵循降额规范);
  4. 温度系数(TCR):±100ppm/℃——温度每变化1℃,阻值变化约0.01%,适用于环境温度波动较大的普通场景;
  5. 工作温度范围:-55℃~+155℃——覆盖工业级温度标准的扩展范围,可应对极端低温(如寒冷地区户外设备)与高温(如热源附近电路板)。

三、封装与物理特性

采用0603英制封装(对应1608公制封装),是电子产业应用最广泛的小型化封装之一:

  • 物理尺寸:长1.6mm×宽0.8mm×厚0.4mm——体积小巧,显著提升PCB布局密度,适配智能手机、可穿戴设备等空间敏感型产品;
  • 封装工艺:厚膜片式(Chip Resistor)——通过丝网印刷、烧结在陶瓷基板上形成电阻膜,兼具成本优势与基础可靠性;
  • 焊接兼容性:两端金属电极适配回流焊、波峰焊等常规SMT工艺,生产效率高。

四、环境适应性与可靠性

KOA针对该型号做了可靠性优化,满足多场景长期使用:

  1. 抗环境应力:电阻膜采用稳定厚膜材料,抵抗湿度、灰尘影响,符合IEC 60068环境试验标准;
  2. 长期稳定性:额定条件下连续工作1000小时,阻值漂移率<0.5%,保证终端产品功能持久;
  3. 抗振动冲击:封装结构紧凑,可通过20G/10~2000Hz振动测试、1000G/0.5ms冲击测试,适配车载、手持设备等振动场景。

五、典型应用场景

该型号参数特性使其在多领域广泛应用:

  1. 消费电子:智能手机主板信号分压、LED背光驱动限流;
  2. 工业控制:传感器信号放大偏置电阻、PLC输入输出接口电阻;
  3. 通信设备:基站射频匹配电阻、路由器电源滤波支路;
  4. 汽车电子:车载信息娱乐系统音频电路(需确认汽车级认证,若匹配则适用);
  5. 医疗设备:小型监护仪信号调理电路(需符合医疗安规,KOA有相关认证可支撑)。

六、品牌与选型价值

选择该型号的核心优势:

  • 品牌可靠性:KOA超70年元器件研发经验,不良率低于行业平均;
  • 参数匹配性:0603+200kΩ±1%+100mW是市场需求最大的常规精密电阻规格,供应链稳定;
  • 成本优势:厚膜工艺成本低于薄膜精密电阻,在满足精度需求下降低BOM成本。

该型号以平衡的性能与成本,成为电子设计中“小体积精密电阻”的可靠选择。

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