vicorpower.com AK17V1 ©2017 Vicor Corporation. All rights reserved. The Solution Using the PFM isolated AC-DC converter and ZVS regulators to provide the low voltage 24V and 5V rails and a PRM regulator and VTM current multiplier to provide the higher power 48V rail the customer was able to shrink the size of the system by combining the power supply into the system board. The Customer's Challenge As the volume of mobile data communications continues to grow exponentially, fueled by smart phones and video content usage, radio network service providers need to provide the increased bandwidth to support it. A common trend is to reduce base station cell sizes to better distribute the traffic. The increased number of sites required means that locations previously thought to be less t

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