WMSIC Electronic Components

EVERLIGHT EL817(C)-FG EL817

ModelEL817(C)-FG
PackageDIP-4
BrandEVERLIGHT
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

19 specifications

Core information

Product name
EVERLIGHT EL817(C)-FG
Type
EVERLIGHT
Minimum package
2500 盒

Technical parameters

Electronic Component
Electronic Component
Electronic Component
EVERLIGHT
Electronic Component
EL817(C)-FG
Electronic Component
1
Package
DIP-4
Electronic Component
Transistor Output Optocoupler
Electronic Component
0.21g
Electronic Component
1
Electronic Component
8us@2mA,100Ω
Electronic Component
BM69415552
Operating Temperature
55℃~+110℃
Load Voltage
80V
Type
DC
Output Current
50mA
Output Type
Photoelectric Transistor
Output Channel Count
1

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

EL817(C)-FG 产品概述

一、产品背景

EL817(C)-FG 是一款由台湾亿光(EVERLIGHT)生产的光电隔离器,其核心部件为光电三极管,广泛应用于各种电子设备中以实现信号的隔离和转换。光电耦合器因其能够有效地隔离高电压和低电压电路,因而在现代电子设计中扮演着极其重要的角色。EL817(C)-FG 以其卓越的性能、可靠性以及紧凑的封装形式,成为许多应用场景中的首选元件。

二、技术参数

  1. 输出类型: DC 光电三极管
  2. 输出电流: 最大 50mA
  3. 工作电压: 1.2V
  4. 封装形式: DIP-4 (双列直插封装)
  5. 工作温度范围: 通常在 -25°C 到 85°C 之间
  6. 隔离电压: 高达 5000Vrms,确保在高电压环境下的安全性。
  7. 响应时间: 较快的响应速度,使其适用于高频信号的处理。

三、工作原理

EL817(C)-FG 的核心工作原理是基于光电效应。当输入端施加一个正电压时,会驱动内部发光二极管(LED)发光,光信号会传导到光电三极管,导致光电三极管导通。由此,输入的电信号能够安全有效地转化为输出电流,从而实现信号的传递和隔离。

四、主要特点

  • 高隔离性: EL817(C)-FG 的隔离电压能够达到5000Vrms,这使其在工业控制和电力电子应用等需要高安全性的场合中展现出优越的性能。
  • 良好的线性特性: 本光耦产品具有较好的线性响应特性,这对于传输精确信号的应用尤为重要。
  • 适应环境能力强: 宽广的工作温度范围确保该元件可以在多种环境条件下稳定工作。
  • 小型化设计: DIP-4 封装形式使其适合于高密度PCB布局,便于实现小型化电子设备的设计需求。

五、应用领域

EL817(C)-FG 在众多应用场景中具有广泛的应用,包括但不限于:

  1. 工业自动化: 在传感器和执行器之间实现信号隔离,保护微控制器及其他低电压电路。
  2. 消费电子: 在家用电器、计算机或其他消费电子产品内部用于控制和信号转换。
  3. 医疗设备: 由于其高隔离性,该光耦件在医疗设备中成为传感器和控制器之间的重要信号传递介质,确保患者安全。
  4. 通讯设备: 在数据传输设备中防止高频干扰,稳定信号传输。

六、设计注意事项

在使用 EL817(C)-FG 进行电路设计时,需要注意以下几点:

  • 输入与输出电阻: 根据具体应用,需要合理选择输入信号的电流限制电阻和输出负载电阻,以确保光耦正常工作。
  • 温度影响: 设计时应考虑周围环境的温度变化,尤其是在高温或低温条件下,可能对光耦的性能产生影响。
  • PCB布局: 由于光电耦合器是一种敏感元件,建议在PCB设计中避免与高频信号或高功率部分直接布局,以降低电磁干扰带来的误动作风险。

七、总结

EL817(C)-FG 作为一款性能卓越的光电耦合器,其广泛的应用范围和高隔离特性使其成为电子电路设计中不可或缺的元件。无论是在工业、消费电子、医疗还是通讯领域,EL817(C)-FG 都可以提供卓越的解决方案,帮助设计师轻松应对各种不同的设计挑战。选择 EL817(C)-FG,将有助于设计出更安全、更可靠的电子产品。

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