STI3470中文资料中压Buck转换器数据手册Tollsemi规格书

描述 Description

The STI3470 is a fully integrated, high–efficiency 2.0A synchronous rectified step-down converter. The STI3470 operates at high efficiency over a wide output current load range.This device offers two operation modes, PWM control and PFM Mode switching control, which allows a high efficiency over the wider range of the load.The STI3470 requires a minimum number of readily available standard external components and is available in a 6-pin SOT23 ROHS compliant package.

特性 Features

. High Efficiency: Up to 94%(@5V)(2). 600kHz Frequency Operation(2). 2.0A Output Current(2). No Schottky Diode Required(2). 3.5V to 18V Input Voltage Range(2). 0.6V Reference(2). Slope Compensated Current Mode Control for (2) Excellent Line and Load Transient Response(2). Integrated Internal Compensation(2). Stable with Low ESR Ceramic Output Capacitors(2). Over Current Protection with Hiccup-Mode(2). Input overvoltage protection (OVP)(2). Thermal Shutdown(2). Inrush Current Limit and Soft Start(2). Available in SOT23-6 Package(2). -40°C to +85°C Operation Temperature Range(2)

应用 Application

. Distributed Power Systems
. Digital Set Top Boxes
. Flat Panel Television and Monitors
. Notebook computer
. Wireless and DSL Modems