Functional Description

The TLE 4473 is a monolithic integrated voltage regulator with two low dropout outputs, a main output Q1 for loads upto 300 mA and a stand by output Q2 providing a maximum of 190 mA.

Features

• Stand-by output190 mA; 5 V ±2

• Main output: 300 mA, 5 V

tracked to the stand-by output

• Low quiescent current consumption

• Disable function separately for both outputs

• Wide operation range: up to 42 V

• Very low dropout voltage

• 2 independent reset circuits

• Watchdog

• Output protected against short circuit

• Wide temperature range: -40 °C to 150 °C

• Overtemperature protection

• Overload protection

• Green product (RoHS compliant)

• AEC qualified