PCO-7115-5-1 | 5A 1ns Pulsed Laser Diode Driver Request For Quote The PCO-7115-5-1 is a compact and economical pulsed-current OEM laser diode driver module. 5A, fixed pulse width of 1 ns, up to 1MHz pulse repetition frequency. The PCO-7115-5-1 is a compact and economical pulsed-current OEM laser diode driver module. 5A, fixed pulse width of 1 ns, up to 1MHz pulse repetition frequency.