GENERAL DESCRIPTION
The TC4949 is a monolithic integrated 5.0V voltage regulator with a very low dropout and additional functions such as power–on reset and input voltage sense. It is designed for supplying the micro–computer controlled systems especially in automotive applications.

FEATURES
■ Operating DC Supply Voltage Range 5.0V to 28V
■ Transient Supply Voltage up to 40V
■ Extremely Low Quiescent Current in Standby Mode
■ High Precision Standby Output Voltage 5.0V ±1%
■ Output Current Capability up to 100mA
■ Very Low Dropout Voltage less than 0.4V
■ Reset Circuit Sensing the Output Voltage
■ Programmable Reset Pulse Delay with External Capacitor
■ Voltage Sense Comparator
■ Thermal Shutdown and Short Circuit Protections