WMSIC Electronic Components

MICROCHIP MCP41010-I/SN MCP41010

ModelMCP41010-I/SN
PackageSOIC-8
BrandMICROCHIP
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+

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Technical data

Product details

19 specifications

Core information

Product name
MICROCHIP MCP41010-I / SN
Type
MICROCHIP
Minimum package
100 管装

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MICROCHIP
Electronic Component
MCP41010-I/SN
Electronic Component
1
Package
SOIC-8
Electronic Component
1MHz
Electronic Component
positions
Electronic Component
±1%
Electronic Component
0.169g
Electronic Component
10kΩ
Electronic Component
256
Electronic Component
1
Channel Count
1
Features
positions
Electronic Component
BM0265092111
Operating Temperature
40℃~+85℃

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

MCP41010-I/SN数字电位器产品概述

一、核心产品定位与品牌背景

MCP41010-I/SN是美国微芯科技(Microchip)推出的单通道线性数字电位器,主打10kΩ额定阻值与256抽头精准调节,通过SPI串行接口实现数字控制,替代传统机械电位器的物理调节方式。作为Microchip数字电位器系列的成熟型号,其兼顾小尺寸、低功耗与工业级稳定性,广泛适配工业控制、传感器校准、音频调节等需精准参数调节的电子系统设计。

二、关键技术参数详解

该型号的核心技术参数围绕“精准调节+稳定可靠”设计,具体如下:

  • 阻值与抽头:额定阻值10kΩ,常温下精度±1%;采用256抽头线性变化,抽头间阻值均匀,每抽头阻值变化约39Ω,可实现细腻的线性调节。
  • 精度与温度特性:积分非线性(INL)为1LSB,调节过程中阻值偏差极小;温度系数800ppm/℃,在-40℃~+85℃范围内阻值漂移可控,满足工业环境下的长期稳定性需求。
  • 电气性能:工作电压范围2.7V~5.5V,兼容3.3V/5V主流MCU供电;静态电流仅10nA,极低功耗适合电池供电设备;信号带宽1MHz,可处理中低频模拟信号(如音频、传感器输出)。

三、接口与控制特性

MCP41010-I/SN采用SPI串行接口(含CS片选、SCK时钟、SI数据输入),相比并行接口大幅减少引脚占用,仅需3~4个GPIO即可实现控制,便于集成到MCU、DSP等数字系统中。通过SPI指令可快速设置抽头位置,调节响应速度快,无机械电位器的延迟、磨损或接触不良问题,可实现远程或批量校准。

四、封装与工作环境

  • 封装:SOIC-8(小外形集成电路),尺寸紧凑(典型5.3mm×6.4mm),适合表面贴装工艺,节省PCB空间,适配高密度系统设计。
  • 工作环境:工作温度范围-40℃+85℃,覆盖工业级环境的温度波动(如低温户外、高温车间);存储温度常规为-65℃+150℃,满足仓储与运输要求。

五、典型应用场景

该型号因“精准、稳定、易集成”的特性,广泛应用于以下场景:

  1. 工业信号调节:PLC、工业传感器的模拟输入增益/零点调节,避免机械电位器的漂移问题,提升系统精度。
  2. 传感器校准:温度、压力、湿度传感器的输出偏移校准,通过SPI指令实现批量校准,提高传感器一致性。
  3. 音频设备控制:便携式音箱、耳机的音量线性调节,256抽头可实现细腻的音量变化,无机械杂音。
  4. 低功耗设备:智能手环、无线传感器节点的参数调节,10nA静态电流不影响电池续航。
  5. 通信阻抗匹配:中低频通信电路(如RFID、短距离无线)的阻抗匹配调节,1MHz带宽满足信号传输需求。

六、产品优势总结

MCP41010-I/SN的核心优势在于数字控制替代机械调节,解决了传统电位器的磨损、漂移、精度不稳定等痛点,同时具备:

  • 小尺寸SOIC-8封装,适配高密度PCB设计;
  • 宽电压(2.7V~5.5V)与低功耗(10nA),兼容多种系统;
  • 工业级温度范围,稳定应对恶劣环境;
  • SPI接口易集成,降低系统设计复杂度;
  • 线性256抽头,满足细腻调节需求。

该型号是工业控制、消费电子等领域中替代机械电位器的高性价比选择,可有效提升系统的可靠性与可维护性。

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