Protector 
Power 
Signal 
Driver 
Automotive ET6H3XX
General Description
ET6H3XX series are the high input very low IQ 300mA LDO with enable function that operates from 1.8V~5V, is designed specifically for portable battery-powered applications which require ultra-low quiescent current. The very-low consumption of type 3.0uA ensures long battery life and dynamic transient boost feature improves device transient response for wireless communication applications.
ET6H3XX series are offered SOT89-3, SOT89-5, SOT23-5, SOT23-3, DNF4(1x1) packages
Features
Wide input voltage range from 2.8V to 45V
Up to 300mA Load Current
Very low IQ is 3.0µA typical
Fixed Output Voltage are 1.8V,2.5V,2.8V,3.0V,3.3V,3.6V,5V, etc
Low dropout is 1000mV at 300mA Load @VOUT=3.3V
Excellent load/line transient response
High Ripple Rejection: 70dB at 1KHz
Packages are SOT89-3, SOT23-5, SOT23-3, DFN4 (1×1)
Pin Configuration
Block Diagram
Application Circuits
