WMSIC Electronic Components

SUPSiC GAQW210EH

ModelGAQW210EH
PackageSMD-8
BrandSUPSIC
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
SUPSi C GAQW210EH
Type
SUPSIC
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUPSIC
Electronic Component
GAQW210EH
Electronic Component
1
Package
SMD-8
Electronic Component
Solid State Relay (MOS Output)
Electronic Component
0.817g
Electronic Component
1
Electronic Component
BM0226465252
Resistor
17Ω
Operating Temperature
40℃~+85℃
Electronic Component
2A
Load Voltage
350V
Type
AC,DC
(Pd)
800mW
(Vf)
1.2V

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

GAQW210EH 产品概述

GAQW210EH 是 SUPSiC(国晶微半导体)推出的一款高隔离、低功耗的固态继电器/光电隔离器件,封装为 SMD-8,适用于需要电气隔离和小电流开关控制的应用场景。器件在工业级温度范围内工作,具有兼容 AC 与 DC 驱动的输入、双刀单掷(双通道常开)输出配置以及较高的绝缘耐压特性,适合对体积、可靠性和电磁兼容有较高要求的系统设计。

一、主要特性(亮点)

  • 隔离电压(Vrms):3.75 kV(加强型绝缘等级,提供可靠的输入-输出电隔离)
  • 触点形式:2A(双刀单掷 - 常开),可独立控制两路输出
  • 输入类型:支持 AC 与 DC 驱动(简化上游电路设计)
  • 正向电压(Vf):典型 1.2 V;正向电流 If:7 mA(驱动电流小,微控制器直接驱动友好)
  • 输出最大负载电压:350 V(适用于中高压直流或交流小电流开关)
  • 连续负载电流:130 mA,导通电阻约 17 Ω(适合小电流持续负载)
  • 导通时间(Ton)约 230 μs,截止时间(Toff)约 30 μs(响应时间适配多数控制与保护场景)
  • 总功耗(Pd)最大 800 mW
  • 工作温度范围:-40 ℃ 至 +85 ℃(工业级温度范围)
  • 封装:SMD-8,便于表面贴装与自动化生产

二、典型电气性能与热性能说明

器件在连续 130 mA 负载电流下工作时,典型导通电阻为 17 Ω,负载端的压降和器件内部功耗需在设计时考虑。例如在满载 130 mA 下,输出端耗散功率约为 I^2·R ≈ 0.13^2×17 ≈ 0.29 W,仍低于器件总功耗 800 mW 的限制,但在高环境温度或密集布板情况下建议留有余量并采用良好散热设计。

输入侧典型正向压降 1.2 V、驱动电流 7 mA,使得微控制器或低功耗驱动器可直接驱动而无需额外放大器。器件对 AC 与 DC 输入均兼容,方便用于交流采样或交流控制场合(请参照应用电路以确认允许的输入极性与最大驱动电流)。

开关速度方面,Ton 约 230 μs、Toff 约 30 μs,适合用于开/关控制与断续开关场合,但不适合高频 PWM(kHz 以上)或需要亚微秒响应的应用。

三、典型应用场景

  • 工业控制信号隔离与小电流负载驱动(如继电器驱动、指示灯、信号采集隔离)
  • 电路板级安全隔离:提供输入与输出之间的高压隔离(例如通信接口、传感器与控制器之间)
  • 智能电表与仪表中低功耗开关与隔离模块
  • 家电与办公设备中用于隔离控制与电源侧的低功耗开关
  • 嵌入式系统中微控制器与高压回路之间的电气隔离

四、设计注意事项与应用建议

  • 功耗与散热:在接近连续负载上限时需评估 PCB 散热能力,必要时增大铜箔面积或采用底层散热设计,确保器件结温不超出额定范围。
  • 负载类型:该器件适合阻性或轻微容性/感性负载。对感性负载建议在外部并联合适的吸收网络(RC 消弧或 TVS)以抑制浪涌电压,避免对器件造成应力。
  • 电流与浪涌:若系统存在短时大电流浪涌(如灯泡启动或电容充电),需验证器件能够承受该浪涌或采取其他保护措施(限流电阻、软启动)。
  • 开关频率:由于 Ton/Toff 在数百微秒级别,若应用要求长时间频繁切换或高频 PWM,应评估器件的切换损耗与温升,必要时选择更适合高频的器件。
  • PCB 布局:保持输入与输出之间的爬电距离与通道间隔,遵循 3.75 kVrms 隔离等级的布局规范;同时为输出通道预留散热铜箔以降低结温。

五、小结

GAQW210EH 以其 3.75 kVrms 的高隔离能力、支持 AC/DC 驱动、双刀常开输出与工业级工作温度,成为对电气隔离、体积和可靠性有明确要求的系统中一个稳健的选择。适用在低至中等电流的开关和隔离场合,尤其适合微控制器直接驱动的隔离控制模块。设计时应关注功耗、散热与浪涌保护等细节,以确保长期可靠运行。

如需更详细的电气特性曲线、引脚排列或典型应用电路图,可提供进一步的技术资料以便给出针对性的设计建议。

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