WMSIC Electronic Components

COSINE COS3202SR

ModelCOS3202SR
PackageSOP-8
BrandCOSINE
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
COSINE COS3202SR
Type
COSINE
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
COSINE
Electronic Component
COS3202SR
Electronic Component
1
Package
SOP-8
Electronic Component
Comparator
Electronic Component
0.182g
Power Supply
1.8V~5.5V
Electronic Component
1
Electronic Component
Electronic Component
Features
Built-in
Electronic Component
BM0265013190
Operating Temperature
40℃~+125℃
Comparator
Electronic Component
Output Type
Electronic Component
Static Current(Iq)
45uA

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

COS3202SR 产品概述

一、产品简介

COS3202SR 是科山芯创(COSINE)推出的一款微功耗双路推挽比较器,专为低功耗、精密比较场景设计。器件支持单电源供电(1.8V 至 5.5V),工作温度范围宽(-40℃ 到 +125℃),采用 SOP-8 封装,便于工业与消费类产品的 PCB 布局与批量生产。

二、主要性能参数

  • 比较器数:双路
  • 输入失调电压 Vos:典型 1 mV
  • 输入失调电温漂 Vos TC:2 μV/℃
  • 输入偏置/失调电流 Ib / Ios:1 pA(极低偏置电流,适合高阻传感)
  • 共模抑制比 CMRR:75 dB
  • 传播延迟 tpd:约 60 ns(响应快速)
  • 滞后电压 Vhys:1.2 mV(器件内置迟滞,抗抖动能力强)
  • 输出类型:推挽(可驱动至几乎接近电源轨)
  • 轨到轨:输入/输出均为轨到轨特性
  • 静态电流 Iq:典型 35 μA,最大值约 45 μA(适合电池供电系统)
  • 封装:SOP-8

注:以上参数以科山芯创最新资料为准,商城规格书仅供参考,请以官网数据手册为最终依据。

三、优势与典型应用

  • 低偏置与低失调电压,适合高精度阈值检测与微小信号比较。
  • 极低漏电与微安级静态电流,适合便携式、能源采集与电池供电设备。
  • 轨到轨输入/输出与推挽输出结构,便于与低电压 MCU、ADC 或数字逻辑直接接口。
  • 内置迟滞减少输入边沿抖动与振荡,适合开关量检测、窗口比较、欠压/过压监测、光电/温度传感器前端等应用。

四、设计与使用建议

  • 电源去耦:在 VCC 与 GND 之间靠近芯片布置 0.1 μF 陶瓷去耦,以抑制电源噪声对比较阈值的影响。
  • 输入保护:尽管具备轨到轨特性,但避免频繁超出电源轨的输入电平;对高阻传感节点建议加防护电阻或 ESD 保护。
  • 迟滞利用:对于噪声较大的信号源,可利用器件内置迟滞减少输出抖动;如需精确窗比较,配合两路构成窗口电路效果更佳。
  • PCB 布局:将高阻输入线尽量缩短,远离开关电源和大电流回流路径,减少干扰和漂移。
  • 负载能力:推挽输出可直接驱动一般逻辑输入,但若驱动大负载或需开漏行为,请按具体应用添加外部驱动或限流电路。

五、资料与支持

COS3202SR 适用于对功耗与精度均有要求的多种应用场合。为获取完整电气特性、驱动能力曲线及典型应用电路,请参考科山芯创官网最新数据手册与应用说明。商城页面的规格书仅作参考,最终设计前建议以厂商官方资料为准。

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