Doubling Up with the PR4401/02

Among the many interesting applications for the PR4401/02 devices from Prema some have already appeared in the 2008 edition of Elektor Summer Circuits. Over and above their unbeatable performance, dependable operating range from 0.8 V upwards and minimal reliance on peripheral components all we might ask for might be greater output current, in order to be able to fully exploit a 4-chip LED with 80 mA