LM393

www.msksemi.com LM393 Semiconductor Compiance GENERAL DESCRIPTION LM393 是一款开漏输出的双路电压比较器，可以单电源或双电源供电。具有良好的温度稳定性，和输 出短路保护的特点。可以直接使用数字系统中的标准 5V 电源供电，而无需增加额外的供电电源。 FEATURES ● 单电源电压范围：2V～32V ● 双电源电压范围：±16V ● 低输出饱和电压：典型值 0.1V @ IOL=4mA ● 差分输入电压范围：±VCC ● 低功耗：典型值 0.6mA @ VCC=5V ● 开漏输出 ● 低输入失调电压：典型值±1mV ● 封装形式：DIP8、SOP8 APPLICATION ● 电压鉴幅电路 ● 其它应用领域 ● 电压变换电路 PIN CONFIGURATION DIP8/SOP8 管脚序号 管脚定义 功能说明 1 1OUT1 第 1 路输出 2 1IN- 第 1 路负输入 3 1IN+ 第 1 路正输入 4 VEE 负电源 5 2IN+ 第 2 路正输入 6 2IN- 第 2 路负输入 7 2OUT 第 2 路输出 8 VCC 正电源 www.msksemi.com LM393 Semiconductor Compiance 极限参数 （1） 项目 符号 单电源供电电压 VCC 36 V 双电源供电电压 Vs ±18 V VIDR ±18 V 共模输入电压 VICR -0.3～VCC V 输出短路时间 tsc 连续 耗散功率 PD 500 mW 工作温度 TA 0-70 ℃ 储存温度 TS -65-150 ℃ 焊接温度 TW 260,10s ℃ （2） 差分输入电压 极限值 单位 注： （1）极限值是指无论在任何条件下都不能超过的极限值。如果达到此极限值，将有可能造成产品劣化等物理性损 伤；同时在接近极限参数下，不能保证芯片可以正常工作。 （2）指IN+与IN-端之间的电压差。 等效原理图 www.msksemi.com LM393 Semiconductor 直流电学特性 Compiance （TA=25℃，VCC=5V,VEE=GND 除非特别指定） 项目 符号 测试条件 最小值 典型值 最大值 单位 输入失调电压 VIO VCC=5V to 30V,VIC=VICR(Min),VO=1.4V - 1 - mV 输入失调电流 IIO VO =1.4V - 5 50 nA 偏置电流 IBIAS VO =1.4V - 100 500 nA 大信号电压增益 AVD VCC=15V,VO=1V to 11V,RL=15kΩ - 200 - V/mV 输入共模电压 VICR VCC=5V to 30V 0 - VCC-1.5V V 输入差分电压 VID VCC=5V to 30V 0 - VCC-1.5V V 输出灌电流 IOL VID=-1V,VO=1.5V - 34 - mA 输出低电平电压 VOL VID=-1V, IOL=4mA - 0.1 0.4 V 输出漏电流 IOH VID=1V,VO=VCC=30V - - 1 uA VCC=5V,No load - 0.6 2 mA 电源工作电流 ICC VCC=32V, No load - 1.0 3 mA 2 - 32 V -16 - +16 V 单电源工作电压 VCC VEE=0V(GND) 双电源工作电压 VS VCC+,VEE- 典型应用(仅做参考) www.msksemi.com LM393 Semiconductor Compiance www.msksemi.com LM393 Semiconductor Compiance www.msksemi.com LM393 Semiconductor Compiance PACKAGE MECHANICAL DATA REEL SPECIFICATION P/N LM393 PKG QTY SOP-8 3000 www.msksemi.com LM393 Semiconductor Compiance PACKAGE MECHANICAL DATA DIP-18 REEL SPECIFICATION P/N LM393 PKG QTY DIP-18 50 www.msksemi.com LM393 Semiconductor Compiance Attention ■ Any and all MSKSEMI Semiconductor products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your MSKSEMI Semiconductor representative nearest you before using any MSKSEMI Semiconductor products described or contained herein in such applications. ■ MSKSEMI Semiconductor assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specificationsof any andall MSKSEMI Semiconductor products described orcontained herein. ■ Specifications of any and all MSKSEMI Semiconductor products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer’s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer’sproducts orequipment. ■ MSKSEMI Semiconductor. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with someprobability. It is possiblethat these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits anderror prevention circuitsfor safedesign, redundant design, and structural design. ■ In the event that any or all MSKSEMI Semiconductor products(including technical data, services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from theauthorities concerned in accordance with the above law. ■ No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of MSKSEMI Semiconductor. ■ Information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production. MSKSEMI Semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringementsof intellectual property rights or other rightsof third parties. ■ Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. Whendesigning equipment, referto the "Delivery Specification" for the MSKSEMI Semiconductor productthat you intend to use. www.msksemi.com Semiconductor Compiance Attention ■ Any and all MSKSEMI Semiconductor products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your MSKSEMI Semiconductor representative nearest you before using any MSKSEMI Semiconductor products described or contained herein in such applications. ■ MSKSEMI Semiconductor assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specificationsof any andall MSKSEMI Semiconductor products described orcontained herein. ■ Specifications of any and all MSKSEMI Semiconductor products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer’s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer’sproducts orequipment. ■ MSKSEMI Semiconductor. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with someprobability. It is possiblethat these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits anderror prevention circuitsfor safedesign, redundant design, and structural design. ■ In the event that any or all MSKSEMI Semiconductor products(including technical data, services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from theauthorities concerned in accordance with the above law. ■ No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of MSKSEMI Semiconductor. ■ Information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production. MSKSEMI Semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringementsof intellectual property rights or other rightsof third parties. ■ Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. Whendesigning equipment, referto the "Delivery Specification" for the MSKSEMI Semiconductor productthat you intend to use. www.msksemi.com