Open-frame DC/DC converter EFS 2354

step-downregulatedwith low ripple

EFS offers energy conversion cards for LED lighting and USB sockets dedicated to adaptation to railway operation, intelligent dimming management as well as operational safety management. Complying with specific standards and regulations, energy conversion cards are available in two versions: a 5 V DC power card and an LED driver. The purpose of the firt card is to supply regulated 5V, from a railway battery voltage source called 72 V or 110 V, deported USB charging cards. The second card provides a current regulated power supply for lighting based on LED technology and subject to railway constraints.It is used in the TGV ocean line for the following uses: step lighting, LED table lamp, staircase lighting, horizontal lighting, etc.