WMSIC Electronic Components

EVERLIGHT ELM3064(TA) ELM3064

ModelELM3064(TA)
Package4-SOP
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 25+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
EVERLIGHT ELM3064(TA)
Type
EVERLIGHT
Unit
Electronic Component
Minimum package
3500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
EVERLIGHT
Electronic Component
ELM3064(TA)
Electronic Component
1
Package
4-SOP
Electronic Component
Thyristor Output Optocoupler
Electronic Component
0.119g
Electronic Component
1
Channel Count
1
Staticdv / dt
1000V/us
Features
Electronic Component
Electronic Component
BM0259563969
Operating Temperature
40℃~+110℃
Current
30mA
Load Voltage
600V

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

ELM3064(TA)双向可控硅输出光耦产品概述

一、产品定位与核心价值

ELM3064(TA)是台湾亿光(EVERLIGHT)推出的单通道双向可控硅输出光耦,核心功能是通过光电隔离实现“低压控制信号→光信号→高压AC负载控制”的转换,同时集成过零触发功能,兼顾隔离安全与负载控制的稳定性。该产品针对小功率AC负载的隔离控制场景设计,可替代传统机械继电器实现无触点控制,降低机械磨损、噪声与维护成本,适合家电、工业自动化等多领域应用。

二、关键技术参数深度解析

(1)光电隔离核心参数

  • 隔离电压(Vrms):3.75kV:符合IEC 60747-5-2安规标准,可有效隔离高低压电路,防止高压端故障扩散至低压控制端,保障系统安全;
  • 通道数:1:单通道独立控制,电路设计简单,无需多通道切换逻辑,降低系统复杂度。

(2)双向可控硅输出特性

  • 过零功能:有:仅在AC电压过零点(电压≤±10V左右)附近导通/关断,避免电压峰值切换时产生浪涌电流与电磁干扰(EMI),延长负载寿命;
  • 正向压降(Vf):1.5V:相比普通双向可控硅(典型压降2~3V)更低,导通损耗小,效率提升约30%;
  • 输出电流(It(rms)):70mA:有效值输出能力,可驱动小功率AC负载(如AC220V时最大负载功率≈15.4W);
  • 负载电压:600V:耐压覆盖常见AC电压(220V、380V低压系统),满足民用与工业小负载场景;
  • 静态dv/dt:1000V/μs:高抗电压变化率干扰能力,避免因电压突变导致的误触发,提升系统稳定性。

(3)输入与环境特性

  • 正向电流:30mA:输入端(LED)推荐驱动电流,需通过限流电阻匹配(如5V驱动时串联130Ω电阻);
  • 工作温度:-40℃~+110℃:宽温范围覆盖工业现场、车载(部分场景)、家电等恶劣环境,适应温度波动。

三、封装与可靠性设计

ELM3064(TA)采用4-SOP封装(引脚间距2.54mm),具备以下优势:

  • 体积紧凑:尺寸约2.54×4.0×1.5mm,适合高密度PCB布局,尤其适用于小型化设备(如智能家电、PLC模块);
  • 焊接兼容:引脚间距符合标准SOP规范,回流焊、手工焊工艺成熟,生产效率高。

可靠性方面,该产品通过多项可靠性测试(高低温循环、湿热试验、绝缘电阻测试),确保长期稳定:

  • 高隔离电压+宽温范围,适应工业现场温湿度变化与电气干扰;
  • 过零功能+高静态dv/dt,减少误触发与负载冲击,使用寿命提升至传统继电器的2~3倍。

四、典型应用场景

(1)家电控制领域

  • 智能照明调光:LED台灯、吸顶灯的过零调光,避免闪烁与EMI;
  • 小家电开关:电饭煲、电热水壶的无触点控制,降低噪声与机械磨损;
  • 空调/洗衣机:小型AC负载(电磁阀、风机)的隔离驱动。

(2)工业自动化

  • PLC输出模块:小型AC负载(传感器、微型电机)的隔离驱动;
  • 工业传感器:信号隔离与负载控制(如接近开关的输出切换)。

(3)电力电子辅助电路

  • 小功率电源控制:开关电源的辅助AC负载切换;
  • 过零触发电路:电热水器、加湿器的温度控制开关。

(4)通信设备

  • 基站辅助电路:小功率AC负载的隔离控制,保障通信设备EMC合规。

五、应用设计注意事项

  1. 输入驱动限流:输入端需串联限流电阻,确保正向电流≤30mA(如5V驱动时R≈130Ω);
  2. 负载功率匹配:输出电流70mA为有效值,负载功率P≤Vac×It(rms)(AC220V时P≤15.4W),避免过载;
  3. 过零功能验证:输入信号需持续覆盖AC过零点(50Hz时需≥10ms),确保过零触发有效;
  4. 散热设计:连续工作时,PCB需预留散热空间(如加宽焊盘),避免温度超过110℃;
  5. 安规合规:安装时爬电距离≥8mm(对应3.75kV隔离电压),符合GB 4943等安规标准。

该产品凭借隔离安全、过零控制、宽温适应等特性,成为小功率AC负载隔离控制的高性价比选择,可满足多领域的实用需求。

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