WMSIC Electronic Components

BOCHEN RM065-503(50K) Trimmer Potentiometer RM065

ModelRM065-503(50K)
PackageThrough-hole, 7.3x6.4mm
BrandBOCHEN
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

18 specifications

Core information

Product name
BOCHEN RM065-503(50K)
Type
BOCHEN
Minimum package
500 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
BOCHEN
Electronic Component
RM065-503(50K)
Electronic Component
1
Package
Through-hole, 7.3x6.4mm
Electronic Component
Resistor / positions
Electronic Component
±25%
Electronic Component
0.31g
Electronic Component
50kΩ
Electronic Component
1
Electronic Component
BM0265995114
Voltage
50V
Electronic Component
Electronic Component
Electronic Component
500

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

RM065-503(50KΩ)可调电位器产品概述

一、产品定位与基本属性

RM065-503(50KΩ)是博晨(BOCHEN)品牌推出的经济型插件可调电位器,核心面向对精度要求适中、成本敏感的小型电子电路设计。该产品属于基础型电位器范畴,通过旋转调节实现电阻值连续变化,适配小家电、简易仪器等场景的分压、限流或信号微调需求,无需复杂校准即可满足日常使用。

二、核心技术参数详解

1. 阻值与编码

标称阻值为50kΩ,采用行业通用的三位数字编码标识(503):前两位“50”为有效数字,第三位“3”表示10的3次方(即50×10³=50kΩ),编码规则与国际标准一致,便于快速识别。

2. 精度等级

精度为**±25%**,属于工业级通用精度,无需高精度校准即可满足大部分基础调节场景(如非精密仪器的电压微调),适合对成本敏感的批量应用。

3. 功率与电流

额定功率100mW(0.1W),对应最大允许电流约1.41mA(计算方式:(I=\sqrt{P/R}=\sqrt{0.1/50000}≈1.41mA))。使用时需避免长期过载(如电流超过1.5mA可能导致电阻体发热老化)。

4. 额定电压

额定电压50V(直流/交流有效值),适配低电压电路(如5V、12V、24V系统),超出额定电压可能引发绝缘击穿,需注意电路设计中的电压限制。

5. 封装与安装

采用插件式封装(行业内RM065系列多为3脚立式/卧式插件,兼容常规PCB焊接工艺),无需特殊设备,普通电烙铁即可完成安装,适配性强。

三、结构设计与封装特性

RM065-503采用小型化紧凑结构,核心组件包括:

  • 碳膜电阻体:提供平滑的电阻变化特性,调节过程无突变,线性度符合基础应用需求;
  • 旋转调节轴:常见一字槽/十字槽设计,手感适中,便于手动微调;
  • 3脚接线端:“两端固定+中间滑动”结构,滑动端输出可调电压/电流,接线简单;
  • 阻燃塑料外壳:采用ABS材质,绝缘性能良好,耐温范围-20℃~+85℃(常规工作/存储温度)。

体积约为φ6mm×8mm(具体以实际产品为准),便于在空间有限的电路中布局,适合小型化产品设计。

四、典型应用场景

  1. 小家电领域:台灯调光电路、收音机音量调节、小型USB风扇转速控制;
  2. 简易仪器仪表:万用表电阻量程校准、小型信号发生器输出幅度微调、简易温度控制器阈值调节;
  3. 电子玩具:遥控玩具速度调节、发声玩具音量控制;
  4. 基础电子实验:学生实验电路分压调节、简单稳压电路输出电压微调。

五、性能优势与注意事项

(一)性能优势

  1. 成本低廉:作为经济型电位器,价格亲民,适合批量采购;
  2. 调节便捷:旋转轴手感适中,阻值变化平滑,无需频繁校准;
  3. 兼容性强:插件封装适配大多数PCB设计,安装无需额外适配器;
  4. 稳定耐用:在额定参数范围内工作,机械寿命约10000次调节(常规日常使用可满足)。

(二)注意事项

  1. 功率限制:严禁超过100mW额定功率,避免发热烧毁;
  2. 精度适配:±25%精度不适合精密测量(如医疗仪器、高精度传感器),仅用于基础调节;
  3. 机械寿命:避免频繁大力旋转,防止内部滑动触点损坏;
  4. 存储环境:存放于干燥、无腐蚀性气体的环境,避免阳光直射,防止外壳老化。

六、选型参考与替代建议

  1. 同系列扩展:若需不同阻值,可选择博晨RM065系列其他型号:
    • RM065-103(10kΩ):适合低阻值分压场景;
    • RM065-104(100kΩ):适合高阻值信号微调;
  2. 替代型号:国内其他品牌同规格电位器可直接替代(需确认功率、精度匹配);
  3. 升级选择:若需更高精度(±1%)或更大功率(0.5W),可考虑金属膜电位器(如3296系列),但成本会相应提升。

该产品凭借“低成本、易安装、适配性强”的特点,成为基础电子电路中分压/微调的优选元件,适合对精度要求不高的批量应用场景。

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