The LTC3555 USB power supply is described, which combines a USB switching power manager and battery charger with three synchronous buck regulators and an LDO to provide a complete power supply solution. The reduction in both heat generation and battery charge time makes it ideally suited for tomorrow's high density, feature rich battery-powered products.
USB power supply
USB battery charger
USB switching power manager
Linear Technology offers a variety of parts to simplify the task of extracting power from a battery or a USB cable. These devices seamlessly ...