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Slkor SL331S5
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Slkor SL331S5
- Type
- SLKOR
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SLKOR
- Electronic Component
- SL331S5
- Electronic Component
- 1
- Package
- SOT-23-5
- Electronic Component
- Comparator
- Electronic Component
- 0.041g
- Power Supply
- 1.8V~5.5V
- Electronic Component
- 1
- Electronic Component
- BM0230098819
- Operating Temperature
- 40℃~+125℃
- Comparator
- Electronic Component
- Output Type
- Electronic Component
- Static Current(Iq)
- 50uA
- (tpd)
- 205ns
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SL331S5 产品概述
一、简介
SL331S5 属于 Slkor（萨科微）SL331 / SL393 / SL339 系列单路比较器，面向低功耗、低偏置电流和精确比较场合。器件提供开漏输出，适合与多种逻辑电平和拉高电阻配合使用，封装为 SOT-23-5，方便小型化电路设计。
二、主要参数
- 比较器数：单路
- 输入失调电压 Vos：1.1 mV（典型）
- 输入失调电压温漂 Vos TC：3 µV/℃
- 输入偏置电流 Ib / Ios：15 pA
- 传播延迟 tpd：205 ns
- 共模抑制比 CMRR：67 dB
- 输出类型：开漏（Open-drain）
- 静态电流 Iq：50 µA
- 工作温度范围：-40 ℃ ~ +125 ℃
- 单电源工作电压：1.8 V ~ 5.5 V（最大电源差 Vdd–Vss 可达 6.5 V）
- 双电源工作电压：0.9 V ~ 2.75 V（正负对称：-2.75 V ~ -0.9 V）
三、主要特性与优势
- 低输入失调与低温漂（Vos 1.1 mV，Vos TC 3 µV/℃），提高静态精度，减少温度校准负担。
- 极低输入偏置电流（15 pA），适合与高阻抗传感器或电容性源配合使用。
- 低功耗待机（Iq 50 µA），适合电池供电或能量受限应用。
- 开漏输出便于与不同电平系统或与外部拉高电阻形成线与逻辑-OR 结构。
- 宽工作温度和较宽电源范围，适应工业环境与多供电方案。
四、典型应用场景
- 精密传感器前端信号比较（温度、电压检测、光电/电流传感）
- 低功耗便携设备的阈值检测与电源管理
- 开漏总线或多路中断/告警接口的电平监控
- 工业控制中的比较与驱动逻辑
五、设计注意事项
- 输出为开漏，必须外接适当拉高电阻，拉高电阻值与上拉电压、速度及功耗权衡（较大阻值可降低功耗但影响上升时间）。
- 由于器件具有低偏置电流，高阻抗信号线应注意防止漏电与杂散电容影响，建议进行合理的 PCB 清洁与布局。
- 在快速转换或噪声环境下，加合适的去耦电容（靠近电源引脚）以稳定供电，减少毛刺误触发。
- 温度漂移虽低，但在要求极高精度的系统中仍需考虑温度校准或差分测量方案。
- 参考家族型号（SL393/SL339）可根据性能与封装要求选择最合适器件。
六、封装与选型建议
SL331S5 采用 SOT-23-5 封装，适合空间受限的应用。选型时结合系统供电范围（单电源 1.8–5.5 V 或双电源方案）、响应速度（tpd 205 ns）和输入源阻抗，选择是否需要进一步滤波或保护元件。若需更高共模抑制或更快响应，可比较 SL393 / SL339 系列的对应型号。
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