FT-AV-Si1311是一款高性能隔离放大器,基于电容隔离技术,其输出与输入分离。该器件的单端输入信号范围0.1V至2V。FT-AV-Si1311的高输入阻抗使其非常适合连接到高压电阻分压器或其他具有高输出阻抗的电压信号源。
该器件的固定增益为1,并提供差分模拟输出。低失调和增益漂移确保了整个温度范围内的精度。高共模瞬变抗扰度(CMTI)可确保即使在存在大功率开关的情况下(例如在电机控制应用中),该设备也能够提供精准而可靠的测量结果。故障安全功能(高侧电源电压缺失检测功能)简化了系统设计和诊断。
产品特性
● 最高5000Vrms绝缘电压
● 0.1~2V线性输入电压范围
● 固定增益:1
● 低偏置误差和温漂:±1.5mV(Max), -5~30μV/°C(Max)
● 低增益误差和温漂:±0.3%(Max), ±45ppm/°C(Max)
● 低非线性和温漂:±0.04%(Max),±1ppm/°C(Typ)
● SNR:82dB(Typ, BW = 10kHz), 70dB(Typ, BW = 100kHz)
● 带宽:400kHz(Typ)
● 高CMTI:150kV/us(Typ)
● 系统级诊断功能:
● VDD1监控
● 工作温度:-40°C〜125°C
● 符合RoHS的封装:
● SOP8(300mil)
安全认证
● UL1577认证: 1分钟 5kVrms
● CQC认证:符合GB4943.1-2011
● CSA认证:组件符合5A
● VDE认证:DIN V VDE V 0884-11:2017-1
应用场景
● 母线电压监控
● 交流电机控制
● 电力和太阳能逆变器
● 不间断电源供应
● 车载充电器
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.