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利用NI公司的PCI-6014数据采集卡,设计了程控半导体激光器驱动器,介绍了驱动器软硬件的设计方法。该驱动电源具有硬件电路简单,稳定度高,线性度好、软件操作方便等优点,同时增加了实时监控半导体激光器的驱动电流和测量其Ⅰ～Ⅴ特性的功能。给出了详细的测试数据,测试结果证明,该驱动电源具有具体的指标和良好的性能。
Using the PCI-6014 data acquisition card of NI Company, the program-controlled semiconductor laser driver is designed and the design method of the hardware and software of the driver is introduced. The drive power supply has the advantages of simple hardware circuit, high stability, good linearity, convenient software operation and the like, and meanwhile increases the functions of real-time monitoring the driving current of the semiconductor laser and measuring its I ~ V characteristics. Given the detailed test data, the test results show that the drive power with specific indicators and good performance.