WMSIC Electronic Components

BOCHEN 3362P-1-503 Trimmer Potentiometer 3362P

Model3362P-1-503
PackageTHT
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

17 specifications

Core information

Product name
BOCHEN 3362P-1-503
Type
THT
Minimum package
50 圆盘

Technical parameters

Power
500mW
Electronic Component
Electronic Component
Electronic Component
BOCHEN
Electronic Component
3362P-1-503
Electronic Component
1
Package
Through-hole
Electronic Component
Resistor / positions
Electronic Component
±10%
Electronic Component
0.58g
Electronic Component
50kΩ
Electronic Component
1
Electronic Component
BM0265995071
Electronic Component
Electronic Component
Electronic Component
50

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

BOCHEN博晨3362P-1-503精密多圈电位器产品概述

博晨(BOCHEN)3362P-1-503是一款插件式精密多圈可调电位器,属于3362P系列核心型号,专为需要稳定、精细阻值调节的工业控制、仪器仪表等场景设计,兼具性价比与可靠性。

一、产品核心身份与定位

3362P-1-503的型号编码明确了其核心属性:

  • “3362P”代表博晨3362P系列多圈电位器;
  • “1”为调节轴型(顶调式,适合垂直方向调节);
  • “503”为阻值标识(50×10³Ω=50kΩ)。 该产品属于中精度插件式多圈电位器,既满足常规场景的阻值调节需求,又通过多圈结构实现比单圈电位器更精细的调节精度,适合对调节分辨率有要求但无需超高精度的应用。

二、关键参数解析

2.1 阻值与精度

  • 标称阻值:50kΩ(±10%),该精度覆盖了大多数工业和仪器场景的需求(如传感器校准、信号衰减调节),无需额外高精度成本;
  • 阻值范围:3362P系列覆盖100Ω~1MΩ,50kΩ为中间常用阻值,适配阻抗匹配、分压调节等典型场景。

2.2 功率与电气特性

  • 额定功率:500mW(连续工作功率),可满足中低功率电路的调节需求(如小信号放大电路的偏置调节);
  • 温度系数:±200ppm/℃(常规工作温度范围内),阻值随温度变化小,适合环境温度波动场景。

2.3 调节与封装

  • 调节方式:多圈顶调(通常10圈/全量程),每圈阻值变化均匀(约5kΩ/圈),避免单圈电位器的“过调”或“调节不精细”问题;
  • 封装形式:插件式3引脚封装,引脚间距符合标准插件焊接规范,适合手工焊接或波峰焊工艺,抗振动性能优于贴片封装。

三、结构与材质特性

3362P-1-503采用成熟的多圈电位器结构,核心部件包括:

  • 基体:陶瓷材质,耐高温、抗老化,保证长期阻值稳定;
  • 电阻体:碳膜材质(博晨3362P系列主流方案),性价比高且阻值线性度良好;
  • 调节机构:多圈蜗杆传动结构,调节手感顺滑,轴径通常为Φ1.5mm,适配标准调节工具;
  • 封装尺寸:圆形Φ10mm×高度10mm(含引脚),紧凑设计适合设备内部空间有限的场景。

四、典型应用场景

该型号适配以下常见场景:

  1. 工业控制:PLC输入模块的信号校准、变频器参数调节、电机驱动电路的电流反馈调节;
  2. 仪器仪表:示波器的垂直增益调节、信号发生器的频率微调、万用表的校准电位器;
  3. 通信设备:射频模块的阻抗匹配调节、基站电源的电压微调;
  4. 消费电子(专业级):专业音响的均衡器调节、舞台灯光控制台的亮度微调。

五、可靠性与耐用性

博晨3362P-1-503的可靠性参数符合工业级标准:

  • 工作温度范围:-55℃~+125℃,覆盖极端环境(如户外工业设备、车载辅助系统);
  • 机械寿命:≥10000圈(调节轴无卡滞、断裂);
  • 电气寿命:≥10000圈(阻值变化率≤5%);
  • 耐振动性能:符合GB/T 2423.10标准(振动频率10~2000Hz,加速度2g),适合振动环境(如工厂流水线设备)。

六、选型与使用注意事项

  1. 选型替换:同系列可替换型号需匹配阻值(如50kΩ需选“503”编码)、调节轴型(“1”为顶调);跨品牌替换需确认封装尺寸、引脚定义与3362P系列一致(如Vishay、国巨的3362P型号兼容);
  2. 焊接注意:手工焊接温度≤350℃,时间≤3秒;波峰焊温度≤260℃,时间≤5秒,避免高温损坏陶瓷基体;
  3. 调节注意:多圈调节时避免用力过度(扭矩≤0.1N·m),防止轴或传动机构损坏;调节后无需额外锁定(部分型号带锁定,但3362P-1-503常规无锁定)。

该产品以高性价比、稳定可靠的特性,成为工业与仪器领域中低功率精密调节场景的常用选择,适配多种焊接工艺与环境需求。

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