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EUP3401 - Synchronous Step-Down Converter

General Description

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.

Key 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.

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Datasheet Details

Part number EUP3401
Manufacturer Eutech Microelectronics
File Size 74.94 KB
Description Synchronous Step-Down Converter
Datasheet download datasheet EUP3401 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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EUP3401 2A, 3MHz Synchronous Step-Down DC-DC with I2C Compatible Interface DESCRIPTION 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-cell Li-Ion battery. With an output voltage range adjustable via I2C interface from 0.75V to 1.5375V, the device supports low-voltage DSPs and processors core power supplies in smart-phones, PDAs, and handheld computers. The EUP3401 operates at 3-MHz fixed switching frequency.