Low noise precision laser diode driver

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kirdy

Low noise precision laser diode driver

Target Specs

300mA max output
4V compliance
DC to 10MHz modulation input (+/- 1V max) with selectable modulation gains
- 0.25mA/V
- 2.5mA/V
- 25mA/V
20 bit DAC control, 50Hz bandwidth
300pA/rt Hz current noise @ 1kHz
300nA RMS Noise (10Hz - 1MHz)
Drives floating laser diodes