224 modules prm series 120-240w dc/dc pre-regulator module preliminary features ? zvs buck / boost regulator. ? small footprint: 1.1in 2 (7.1cm 2 ). ? provides factorised bus for 48 vin vtms. ? available in 24 and 48v models. ? j-lead package. ? efficiency: up to 97%. ? pick & place / smd compatible. ? high density: up to 875w/in 3 . pre-regulator module (prm) product description the v?i chip pre-regulator module (prm) is a very efficient non-isolated regulator capable of both boosting and bucking a wide range input voltage. it is specifically designed to provide a controlled factorized bus distribution voltage for powering downstream v?i chip voltage tran sformation modules (vtms)? fast, efficient, isolated low noise point-of-load (pol) converters. prms feature a unique "adaptive loop" compensation feedback: a single wire alternative to traditional remote sensing and feedbac k loops that enables precise control of an isolated pol voltage without the need for either a direct connection to the pol or for noise sensitive, ba ndwidth limiting, isolation devices in the feedback path. application examples part numbering
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