EUP3401 - Eutech Microelectronics

EUP3401 Synchronous Step-Down Converter

The EUP3401 is a high-frequency synchronous step-down dc-dc converter optimized for batterypowered portable applications. Intended for low-power applications, the EUP3401 supports up to 2A load current and allows the use of small, low cost inductors and capacitors. The device is ideal for mobile phones and similar portable applications powered by a single-ce.

Features

High Efficiency 3MHz Constant Switching Frequency 2A Available Load Current I2C Compatible Interface up to 3.4Mbps 43µA Typical Quiescent Current 2.7V to 5.5V Input Voltage Range Excellent Load and Line Transient Response Short Circuit and Thermal Protection Small size, 1µH Inductor Solution High-Efficiency, Low Ripple, Light-Load PFM Smooth Transition between PWM and PFM Pin-Selectable or I2C programmable Output Voltage Available in 3mm×3mm TDFN-10 Package RoHS Compliant and 100% Lead (Pb)-Free Halogen-Free APPLICATIONS PDA, Pocket PCs Cell Phones, Smart Phones SmartReflex Compliant Power Su.