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AOTE EL1019
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- AOTE EL1019
- Type
- AOTE
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- AOTE
- Electronic Component
- EL1019
- Electronic Component
- 1
- Package
- LSOP-4
- Electronic Component
- Transistor Output Optocoupler
- Electronic Component
- 0.275g
- Electronic Component
- 1
- Electronic Component
- 3us
- Electronic Component
- BM0229305977
- 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.
EL1019 光耦（光电晶体管输出）产品概述
一、产品简介
EL1019 是奥特（AOTE）出品的一款低功耗光电耦合器，采用 LSOP-4 四脚小封装，输入为直流 LED，输出为光电三极管。器件提供高达 5kVrms 的输入输出隔离能力，适用于对信号隔离和电位差防护有较高要求的场合。器件响应速度适中，适合中速数字信号传输与开关控制。
二、主要技术参数
- 输入类型：DC（发光二极管，正向电压 Vf ≈ 1.2V）
- 最大正向电流 If：50mA（建议按规格选型与去耦）
- 直流反向耐压 Vr：6V
- 输出类型：光电晶体管（单通道）
- 最大输出电流：50mA
- 集-发饱和电压 VCE(sat)：约 300mV（典型于 If=1mA 或 10mA 条件下）
- 负载电压（Collector 可承受）：最大 80V
- 电流传输比 CTR：最小 80%，典型/最大值可达 400%
- 上升/下降时间 tr / tf：约 2µs / 3µs（中速）
- 隔离电压：5kVrms
- 工作温度范围：-55℃ ~ +110℃
- 封装：LSOP-4
三、性能特点
- 高隔离电压（5kVrms），适合工业控制与电源隔离场合；
- CTR 范围宽，最小 80% 可保证驱动能力，较高 CTR 有利于低 If 下输出放大；
- 输出承受高电压（80V），可直接驱动较大电位差负载或与上拉电阻配合使用；
- 响应时间中等（µs 级），适合大多数数字隔离与传输应用，而非高速总线；
- 宽工作温度，适合工业级环境。
四、典型应用
- 单片机/数字电路与高压侧的信号隔离与接口；
- 开关电源反馈、欠压检测及电压采样隔离；
- 工业控制（PLC、驱动器）输入/输出隔离；
- 中低速脉冲信号隔离与状态指示驱动。
五、使用与设计注意事项
- LED 反向电压 Vr 仅 6V，避免反向过压；建议在输入端串联限流电阻按 If 设计；
- If 最大为 50mA，但长期工作时建议按器件热耗与 CTR 需求降额使用以提升寿命与稳定性；
- CTR 随 If、温度和老化变化，应按最低 CTR（80%）进行最坏情况设计，必要时在输出侧加入上拉电阻与缓冲放大；
- 若需更快响应，可在输出端采取加速电路（如并联基极泄放电阻或使用外部放大器）；但要注意可能增加功耗或改变电平；
- 保持输入与输出的爬电距离与焊盘布局，确保隔离性能与长期可靠性。
六、封装与采购信息
- 型号：EL1019
- 品牌：AOTE（奥特）
- 封装：LSOP-4（四脚）
- 常见引脚配置包含 LED 的阳极/阴极与三极管的集电/发射端（具体请参照厂方引脚图与封装资料进行 PCB 布局与连线）。
如需用于具体电路设计，可提供典型等效电路、参考外接电阻计算与 PCB 布局建议，便于快速集成与验证。
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