深圳市科瑞芯电子有限公司

ETA（钰泰） ETA3446S2F SOT23-5 2MHz、3A、COT同步降压变换器

2MHz, 3A, COT Synchronous BUCK converter in SOT23-5
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.

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

Applications
LCD TV
Set Top Box
IP CAM

应用电路图：