WMSIC Electronic Components

BOCHEN 3296X-1-105 Trimmer Potentiometer 3296X

Model3296X-1-105
PackageThrough-hole-3P, 9.5x4.9mm
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 3296X-1-105
Type
BOCHEN
Minimum package
50 管

Technical parameters

Power
500mW
Electronic Component
Electronic Component
Electronic Component
BOCHEN
Electronic Component
21
Electronic Component
3296X-1-105
Electronic Component
1
Package
Through-hole-3P, 9.5x4.9mm
Electronic Component
Resistor / positions
Electronic Component
±10%
Electronic Component
1.286g
Electronic Component
1MΩ
Electronic Component
1
Electronic Component
BM0266081701
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.

3296X-1-105精密多圈电位器产品概述

一、产品核心定位

3296X-1-105是博晨(BOCHEN)品牌推出的插件式精密多圈电位器,属于3296X系列通用型产品。其核心作用是通过多圈调节实现电阻值的精细调整,适配需要精准参数校准、信号调理的电子电路场景,兼顾稳定性与成本优势,广泛应用于工业仪器、通信设备等领域。

二、关键技术参数详解

该型号的核心参数与性能指标明确,可满足多数工业级应用需求:

  • 阻值规格:1MΩ(标识“105”,即10×10⁵Ω),符合E24系列阻值标准;
  • 阻值精度:±10%(工业级常规精度,满足非超高精度的通用校准场景);
  • 额定功率:500mW(常温25℃下的最大允许功耗,实际使用需注意降额);
  • 调节圈数:21圈(多圈设计,每圈阻值变化更均匀,比单圈电位器的调节分辨率提升约10倍);
  • 封装形式:插件式(3引脚直插封装,适配常规PCB焊接工艺);
  • 补充性能参数:温度系数±200ppm/℃(阻值随温度变化的稳定性)、工作温度范围-55℃~125℃(工业级宽温适应性)、绝缘电阻≥100MΩ(引脚与外壳间的绝缘性能)。

三、结构设计与工艺特点

  1. 多圈调节机构:采用螺旋式电阻膜+精密调节螺杆结构,21圈的调节范围使阻值变化呈线性分布,避免单圈调节的“突变”问题,适合需缓慢校准的场景;
  2. 电阻元件:选用金属膜电阻材料,噪声低、稳定性好,长期使用阻值漂移小;
  3. 机械防护:外壳采用阻燃ABS塑料,耐温性强,可保护内部元件免受外力冲击;引脚镀锡处理,焊接牢固,降低虚焊风险;
  4. 调节便利性:顶部十字槽设计,适配常规螺丝刀调节,力矩适中,手感清晰,无卡顿现象。

四、典型应用场景

该型号的特性使其适配多种电子设备的精准调节需求:

  1. 工业仪器仪表:万用表、示波器的基准电压校准电路,信号源的输出幅度微调;
  2. 信号调理电路:传感器(如压力、温度传感器)的信号放大增益调节,滤波电路的截止频率校准;
  3. 电源电路:线性电源的输出电压微调,开关电源反馈回路的参数设置;
  4. 通信设备:射频电路的阻抗匹配微调,基站信号衰减器的参数调节;
  5. 小型医疗设备:监护仪的阈值设置,便携式诊断仪器的参数校准(需符合低噪声要求)。

五、使用与维护注意事项

为保证产品性能与使用寿命,需注意以下要点:

  1. 功率降额:实际使用功率建议不超过额定功率的70%(即350mW),避免过热导致阻值漂移;
  2. 调节限制:不要超过21圈的机械止动范围,过度转动可能损坏内部螺杆;
  3. 焊接规范:焊接温度≤350℃,焊接时间≤3秒,避免高温损坏外壳或电阻元件;
  4. 环境防护:避免在潮湿、腐蚀性气体环境中直接使用,户外应用需加装防护外壳;
  5. 固定措施:调节至目标阻值后,可点胶固定调节螺杆,防止振动导致阻值变化。

六、品牌与可靠性说明

博晨(BOCHEN)是国内专注于电位器、电阻器的制造商,其3296X系列产品符合RoHS环保标准,通过高低温循环、振动测试等可靠性验证,可满足工业级应用的稳定性要求。该品牌产品以性价比高、供货稳定著称,在国内电子制造行业应用广泛。

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