The PLD-CW-1000-TII from Evolase is a Laser Diode Driver with Operating Temperature 10 to 50 Degree C, Storage Temperature -20 to 70 Degree C, Compliance Voltage 1 to 3 V, Output Current 1000 mA, Input Voltage 4.8 to 5.2 V. More details for PLD-CW-1000-TII can be seen below.