WMSIC Electronic Components

EVERLIGHT ELM460A(TA)(BMS)-VG ELM460A

ModelELM460A(TA)(BMS)-VG
PackageSOP-4-175mil-2.54mm
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

19 specifications

Core information

Product name
EVERLIGHT ELM460A(TA)(BMS)-VG
Type
EVERLIGHT
Minimum package
3500 未知

Technical parameters

Electronic Component
Electronic Component
Electronic Component
EVERLIGHT
Electronic Component
ELM460A(TA)(BMS)-VG
Electronic Component
1
Package
SOP-4-175mil-2.54mm
Electronic Component
Solid State Relay (MOS Output)
Electronic Component
0.34g
Electronic Component
1
Electronic Component
BM0265057071
Load Voltage
600V
(Vf)
1.5V
(Toff)
200us
Electronic Component
Electronic Component
Electronic Component
3500
Load Current
50mA
Voltage(Vrms)
3.75kV

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

ELM460A(TA)(BMS)-VG 光耦合器产品概述

一、核心性能参数详解

ELM460A(TA)(BMS)-VG是台湾亿光电子针对高压信号隔离场景优化的光耦合器,核心参数精准匹配电池管理系统(BMS)及工业控制需求:

  1. 连续负载电流:50mA,输出端可稳定驱动小功率继电器、MOS管栅极等负载,无需额外功率放大;
  2. 负载电压:600V,输出端耐受电压覆盖新能源电池组(如400V/600V)、高压工业设备的电压范围;
  3. 正向压降(Vf):1.5V,输入侧功耗低,可直接由3.3V/5V单片机驱动,简化电路设计;
  4. 隔离电压(Vrms):3.75kV,符合IEC 61010安全标准,彻底隔离高压端与低压控制端,防止串扰或安全事故;
  5. 截止时间(Toff):200μs,开关响应适配中等频率场景(如BMS充放电控制、电机启停),无需高频应用的额外设计。

二、应用场景精准定位

结合参数特性与后缀“(BMS)”标识,产品核心应用集中在三大领域:

  1. 新能源电池管理系统(BMS):作为电池组高压端与单片机低压端的隔离媒介,实现电压监测、充放电控制信号的安全传递,避免高压损坏控制电路;
  2. 工业自动化高压IO隔离:用于电机驱动、电力监测设备,隔离PLC低压输入与高压输出,提升抗干扰能力;
  3. 电力仪表与保护装置:适配电能表、继电器保护等设备,满足高低压信号隔离的安全与精度要求。

三、亿光品牌的可靠性支撑

亿光作为全球光耦行业龙头,ELM460A继承了其成熟工艺优势:

  • 参数一致性:标准化生产流程降低离散性,批量应用稳定性高;
  • 认证兼容性:预计符合UL、VDE等国际认证(具体需参考官方 datasheet),满足全球市场准入;
  • 封装适配性:同类产品多采用DIP-4(插件)或SOP-4(贴片)封装,适配传统插件与自动化贴片产线。

四、典型应用电路设计参考

以BMS充放电控制为例,典型电路逻辑如下:

  • 输入侧:5V单片机IO口通过350Ω限流电阻(R1)接光耦输入阳极,阴极接地;IO口高电平时,输入电流≈10mA((5V-1.5V)/350Ω),光耦导通;
  • 输出侧:光耦输出集电极接600V电池正极,发射极接充放电继电器线圈,线圈另一端接电池负极;光耦导通时,继电器得电,实现回路通断;
  • 核心价值:光电隔离彻底断开高低压电气连接,既传递控制信号,又保护低压电路不受高压冲击。

五、选型注意事项

  1. 负载限制:输出电流需控制在50mA以内,大功率负载需外接放大电路;
  2. 速度适配:200μs截止时间仅适配<5kHz的中等频率场景,高频应用需选更快响应产品;
  3. 温度范围:需参考官方 datasheet确认工作温度(如-40℃~+85℃),适配工业/车载环境;
  4. 封装选择:根据产线工艺选插件(DIP-4)或贴片(SOP-4),确保安装兼容性。

总结:ELM460A(TA)(BMS)-VG是一款专为BMS及高压工业场景设计的高性价比光耦合器,平衡了隔离性能、驱动能力与成本,是新能源、工业自动化领域的可靠选型。

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