WMSIC Electronic Components

BOCHEN 3266W-1-501 Trimmer Potentiometer 3266W

Model3266W-1-501
PackageThrough-hole
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

19 specifications

Core information

Product name
BOCHEN 3266W-1-501
Type
BOCHEN
Minimum package
50 圆盘

Technical parameters

Power
250mW
Electronic Component
Electronic Component
Electronic Component
BOCHEN
Electronic Component
12
Electronic Component
3266W-1-501
Electronic Component
1
Package
Through-hole
Electronic Component
Resistor / positions
Electronic Component
±10%
Electronic Component
0.62g
Electronic Component
500Ω
Electronic Component
1
Electronic Component
BM0266081698
Electronic Component
±250ppm/℃
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.

3266W-1-501可调电位器产品概述

3266W-1-501是BOCHEN(博晨)品牌推出的一款多圈插件式可调电位器,主打常规精度、紧凑尺寸与稳定性能,广泛适配消费电子、工业控制、仪器仪表等领域的电阻调节需求。以下从核心定位、参数详解、结构特性、可靠性及选型优势等维度展开说明。

一、产品核心定位与典型应用场景

3266W-1-501定位于中低精度多圈可调电阻,核心作用是通过旋转调节实现电路中电阻值的连续微调,适合对精度要求非极致、但需稳定调节的场景,典型应用包括:

  • 消费电子:小家电(如加湿器功率微调、电热水壶温控校准)、便携式音响(音量/音调辅助调节)、遥控器(按键灵敏度校准);
  • 工业控制:小型PLC模块(输入信号零点补偿)、传感器信号调理电路(量程微调)、低压继电器(线圈限流调节);
  • 仪器仪表:万用表(欧姆档校准)、小型示波器(垂直增益微调)、温湿度计(环境补偿调节);
  • 汽车电子:车载辅助电路(倒车雷达灵敏度调节)、车载充电器(输出电压微调)。

二、基础电气性能参数详解

该产品核心电气参数清晰明确,可支撑大部分常规调节需求:

  1. 阻值规格:500Ω(标识“501”对应50×10¹=500Ω),属常规中值电阻范围,适配多数低压电路的电阻匹配;
  2. 精度等级:±10%(实际阻值在450Ω~550Ω区间),满足非高精度场景的基本调节要求,无需额外校准即可直接使用;
  3. 额定功率:250mW(0.25W),指常温(25℃)下允许的最大连续功耗。实际使用需注意:若施加电压U,需满足U²≤500Ω×0.25W=125V²,即U≤11.18V,避免过热损坏;
  4. 温度系数:±250ppm/℃,表示温度每变化1℃,阻值变化±250×10⁻⁶倍。举例:环境温度从25℃升至125℃(变化100℃),阻值变化±500Ω×250×10⁻⁶×100=±12.5Ω,适配-40℃~+85℃常规工作温度;
  5. 调节圈数:12圈(多圈结构),相比单圈电位器精细度提升12倍,可精准控制阻值,避免单圈调节的“过冲”问题。

三、机械结构与封装特性

3266W-1-501采用插件式封装,结构紧凑且安装便捷:

  • 封装形式:3脚插件(2脚固定端、1脚滑动端),引脚间距符合标准PCB工艺(2.54mm),可直接通孔焊接;
  • 尺寸规格:参考同类产品,直径约6mm,高度约10mm,适合空间有限的PCB布局(如小型控制器、手持设备);
  • 调节方式:一字槽转轴,需φ2mm小型螺丝刀调节,转轴转动顺畅无卡顿,圈数定位清晰;
  • 结构稳定性:塑料外壳+金属转轴组合,耐磨损、抗老化,长期使用无明显阻值漂移。

四、环境适应性与可靠性

该产品针对常规场景优化了环境适应性,可靠性满足行业标准:

  • 温度范围:工作温度-40℃+85℃,存储温度-55℃+125℃,适配南北地区及工业现场温度波动;
  • 湿度适应性:相对湿度≤90%(无凝露),可应对厨房、仓库等潮湿环境短期暴露;
  • 耐振动/冲击:振动试验(10g,10~2000Hz)、冲击试验(50g,11ms)后无结构损坏,阻值变化≤5%,适合移动设备或工业振动环境;
  • 寿命测试:转轴旋转寿命≥10000圈,满足仪器仪表日常校准等长期使用需求。

五、品牌与选型优势

作为博晨常规系列产品,3266W-1-501具备明显选型优势:

  • 品牌可靠:博晨通过RoHS认证,环保合规,批量供货稳定;
  • 库存充足:常规畅销品,现货充足,支持小批量打样及大批量生产;
  • 替代兼容:引脚布局、尺寸与同类3266系列电位器兼容,可直接替换,降低设计变更成本;
  • 性价比高:同规格中价格优势明显,适合小家电、低端仪器等成本敏感项目。

综上,3266W-1-501是一款性能稳定、性价比突出的多圈插件电位器,可满足大部分常规电阻调节场景需求,是电子设计中电阻微调的优选方案。

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