简要介绍了半导体激光器的温度特性的后，分析了激光驱动器偏置电流提供和自动功率控制(APC)功能。

After the introduction of the characteristics of semiconductor laser diode, the bias current supply of the laser driver and the automatic power control (APC) function were analyzed.

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半导体激光器(LD)驱动器的输出电流稳定度是衡量其性能的一个重要指标。

The output current stability of semiconductor Laser Diode (LD) is an important parameter for judging its performance.

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