降压稳压器

ETA1667

ETA1667 is a wide input range, high-efficiency and high frequency DC-to-DC step-down switching regulator, capable of delivering up to 3A of output current. It adopts an adaptive COT control scheme that enables very fast transient response and provides a very smooth transition when the output varies from light load to heavy load. The adaptive COT control also maintains a constant switching frequency across line and load. An OVP function protects the IC itself and its downstream system against input voltage surges. With this OVP function, the IC can stand off input voltage as high as 24V, making it an ideal solution for industrial applications such as LCD TV, Set Top Box, Portable TV, etc.

ETA1667 is available in SOT563 package.

FEATURES
Wide Input Range: 4.2V-17V
Adaptive COT Control
Ultra-fast Load Transient Response
Forced PWM Mode
High Efficiency Synchronous Operation
Low Rdson Internal Power FETs
Capable of Delivering 3A Output
No External Compensation Needed
Thermal Shutdown and UVLO
Available in SOT563 Package
RoHS Compliant

APPLICATIONS
LCD TV
Set Top Box
xDSL Modem


 
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