根据超声引线键合实验平台电路结构,设计了PZT(压电陶瓷)驱动信号采集电路。
According to the circuit of ultrasonic wire bonding experiment platform, a piezoelectric transducer (PZT) driver signal acquisition circuit was designed.
多种波形发生器和背靠背模拟装 置通过多路高压引线电缆将电压信号引入烘箱,施加到试品上;
The multi-waveform generator and the back-to-back simulator introduce a voltage signal into the ovens through a plurality of high voltage leads and apply the voltage on a sample;
粗铝丝超声引线键合;换能器驱动电流;信号时频分析;特征提取;质量在线监测。
Aluminum wire ultrasonic bonding; transducer drive current; signal time-frequency analysis; feature selecting; quality online monitoring.
带有信号输出端口:由电子控制主板里的常开、常闭、公共三个端口引线可外接电磁阀或增压泵。
S with signal output port: by electronic control in the mainboard to often open and closed, public three port fuses can external electromagnetic valve or booster pump.
采用金锡焊工艺钎焊高频引线组件,确保了信号输入输出端的高频阻抗要求;
To weld high -frequency feed -through by AuSn brazing process, which is used to insure high -frequency impedance of in - put signal and out - put signal ;
采用金锡焊工艺钎焊高频引线组件,确保了信号输入输出端的高频阻抗要求;
To weld high -frequency feed -through by AuSn brazing process, which is used to insure high -frequency impedance of in - put signal and out - put signal ;
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