PC Cellular Data Cards

Application Overview

• Conversion from USB 5V to Power PA & PMIC
• PMIC provides BB and RF supplies, but has excess functionality intended for handsets
• USB limits current to 500mA. Current limiter required in many applications

Why Enpirion

• Smallest possible footprint (1/2 that of competitor)
• Integrated inductor reduces noise: ripple, conducted, radiated)
• Integrated solution provides higher reliability