WMSIC Electronic Components

ON LM293DR2G

ModelLM293DR2G
PackageSOIC-8
BrandON
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 Date code within 2 years

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
ON LM293DR2G
Type
ON
Unit
Electronic Component
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
ON
Electronic Component
LM293DR2G
Electronic Component
1
Package
SOIC-8
Electronic Component
Comparator
Electronic Component
0.207g
Power Supply
2V~36V
Electronic Component
1
Features
ESD
Electronic Component
BM69418074
Operating Temperature
25℃~+85℃
Comparator
Electronic Component
Output
TTL;MOS;CMOS;ECL
(tr)
1.3us

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

LM293DR2G 产品概述

LM293DR2G 是由安森美(ON Semiconductor)推出的一款高性能比较器,适用于各种工程与工业领域。该器件具有两个内部比较器,适合于多种应用,包括信号处理、模拟信号比较以及作为电压监控电路组件。LM293DR2G 提供了灵活性和高精度,满足现代电子设计的需求。

主要特性

  1. 输出类型: LM293DR2G 的输出可以配置为开集电极(open-drain)模式,允许用户根据需要连接上拉电阻。这种灵活性与CMOS、DTL、ECL、MOS、TTL等多种输出类型兼容,使其在多种电路中得到广泛应用。

  2. 电源电压范围: 该器件的供电电压范围为2V ~ 36V(单极性),和±1V ~ 18V(双极性),使其能够在广泛的应用场合下工作,兼容大多数电源设计。

  3. 输入性能: 在输入电压补偿方面,LM293DR2G 具有极低的缺省最大值,为5mV @ 30V,这确保了其在高电压环境下仍能够保持良好的性能。此外,输入偏置电流最大值为0.25µA @ 5V,这一特性对电池供电的应用尤为重要,能够最大限度地降低功耗。

  4. 输出电流: 在典型的工作条件下,LM293DR2G 能够提供高达16mA的输出电流 @ 5V,适合直接驱动小负载或与其他逻辑电路相连。

  5. 静态电流: 该器件的最大静态电流为2.5mA,确保了其在待机模式下的低功耗特性,符合节能设计的要求。

  6. 工作温度范围: LM293DR2G 的工作温度范围为-25°C ~ 85°C,使其能够在严酷的环境下稳定运行,适用于工业控制、汽车电子及其他需要耐高温的场合。同时,这也使得该器件具备良好的适应性。

  7. 封装和安装: LM293DR2G 采用8-SOIC表面贴装型封装,外形尺寸为0.154"(3.90mm 宽),适合于高密度的PCB设计。表面贴装的设计使其在制造过程中更简便,适应现代SMT(表面贴装技术)工艺。

应用领域

LM293DR2G 非常适合用于以下几种应用场景:

  • 信号比较: 作为模拟信号的比较器,LM293DR2G 能够有效比较输入电压,并且在输出端生成阈值信号。此功能在模数转换器(ADC)输入信号处理及滤波器设计中尤为重要。

  • 电机控制: 该器件可以用于电机反馈信号的比较,从而实现精确的电机控制与监测,确保系统的高效运行。

  • 电压监测和保护: 通过设置适当的阈值电压,LM293DR2G 能够执行过电压和欠电压监测,确保电路的安全性。

  • 温度监测: 结合热敏电阻等传感器,LM293DR2G 可用于温度测量和控制,广泛应用于HVAC(暖通空调)、汽车等领域。

  • 电源管理: 在电源管理系统中,该器件能够监测电压并提供实时反馈,从而保障系统稳定。

结论

LM293DR2G 以其优秀的电气性能、灵活的封装和多样的应用前景,成为现代电子设计中不可或缺的比较器元件。它结合了低功耗、高效率和稳定性,十分适合于对性能和功耗有严格要求的应用场合。选择 LM293DR2G,不仅是对产品质量的保障,更是对工程设计成功的信心。在未来的电子设计中,它必将凭借其独特的优势,继续为工程师和开发者提供支持。

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