1.8 mm profile, 3-A regulator suits PCIe cards

The LTM4623 3-A micromodule step-down regulator features a 1.8mm profile in an LGA package with a 6.25 x 6.25 mm footprint. The device suits PCIe, ATCA, microTCA cards, and backside PCB assembly.

The buck regulator operates from 4 to 20-V input supplies and regulates an output voltage from 0.6 to 5.5-V with 1.5% maximum total dc-output voltage error. Applications include ultra-dense data storage, gateway controllers and 40 to 100-Gbps network equipment.