The 7701A from Analog Module Inc. is a Laser Diode Driver with Operating Temperature 0 to 40 Degree C, Compliance Voltage 2.5 to 280 VDC(Diode Load), Output Current 5 to 300 A, Pulse Width 100 µs to 10 ms, Output Voltage 2.5 to 280 VDC(Diode Load). More details for 7701A can be seen below.