The ATLSXXX103 series laser driverscontrollers have ultra-low output noise, compact size, and come with current limit protection function. The maximum output current of this diode laser driver can be selected to be: 100mA, 200mA, 250mA, 500mA, and 1A, with the output RMS noise to be: 0.6uA, 1.2uA, 1.5uA, 3uA and 6uA respectively. These laser controllers are of 100 lead (Pb)-free and RoHS compliant.