156-W isolated quarter-brick DC/DC converter targets passenger WiFi apps on buses and rail

Bel Power Solutions and Protection announces the 0RQB-C2Q12LG, an industry standard footprint quarter brick DC/DC converter equipped to run from a railway and bus datacom-friendly 9-36 V input range, which produces 156 W of 12 V regulated output power.

Power supplies designed for the next generation of railway and bus travel need to be robust and reliable. Today’s transportation operators increasingly need to offer passengers an infotainment experience via a high-performance Wi-Fi connection, including real time information, email, social media, film and games. The 0RQB-C2Q12LG module has been designed for this application and its wide power range covers the 24 V and 12 V battery. The DC/DC converter switch is at a fixed frequency and uses synchronous rectification to achieve an optimum thermal performance and high conversion efficiency. The Bel Power module is European standard EN51055 system compliant and is also UL/CSA60950-1 2^nd edition +A2 approved.