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    Need help finding/designing a constant current driver for PLT3 520D by OSRAM

    Hi, I'm trying to drive PLT3 520D for surface patterning applications. The laser needs to run for 1 to 5 minutes at a time at an output power of 50 to 100 mW without pulsing. I'm hoping to control the output power and on/off state using some serial connection (UART/SPI/I2C/etc.) by a...