ETA3446中文资料ETA3446,6V/3A同步降压转换器，COT架构数据手册ETA规格书

描述 Description

The ETA3446 is a high-efficiency, DC-to-DC step-down switching regulator, capable of delivering up to 3A of output current. The devices operate from an input voltage range of 2.5V to 5.5V and provide output voltages from 0.6V to VIN, making the ETA3446 ideal for low voltage power conversions.

特性 Features

• Up to 93% Efficiency

• Up to 3A Max Output Current

• Adaptive COT Control

• Ultra-fast load transient response

• 2MHz Frequency

• 100% Duty Cycle Operation

• High Efficiency PFM mode at light load

• 50uA Quiescent Current

• 1% Feedback Accuracy

• Adjustable Output from 0.6V

• Cycle-by-cycle Over Current Protection

• Short Circuit Protection with Hiccup Mode

• Stable with Low-ESR Output Ceramic Capacitors

• Available in SOT23-5L Package

应用 Application

• LCD TV

• Set Top Box

• IP CAM