The AVOZ-A2-B from Avtech Electrosystems Ltd is a Laser Diode Driver with Operating Temperature 5 to 40 Degree C, Compliance Voltage 2.5 to 50 V, Output Current 50 A, Pulse Width 40 to 1000 ns, Output Voltage 2.5 to 50 V. More details for AVOZ-A2-B can be seen below.