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L4949E - Multifunction very low drop voltage regulator

Description

c additional functions as power-on reset and input du voltage sense.

It is designed for supplying the ro microcomputer controlled systems especially in Obsolete P automotive applications.

Features

  • Operating DC supply voltage range 5 V - 28 V.
  • Transient supply voltage up to 40V.
  • Extremely low quiescent current in standby ) mode t(s.
  • High precision standby output voltage 5V±1% uc.
  • Output current capability up to 100mA d.
  • Very low dropout voltage less than 0.5V ro.
  • Reset circuit sensing the output voltage P.
  • Programmable reset pulse delay with external te capacitor le.
  • Voltage sense comparator so.
  • Thermal shutdown and short circuit protec.

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Datasheet preview – L4949E

Datasheet Details

Part number L4949E
Manufacturer STMicroelectronics
File Size 451.40 KB
Description Multifunction very low drop voltage regulator
Datasheet download datasheet L4949E Datasheet
Additional preview pages of the L4949E datasheet.

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Full PDF Text Transcription

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L4949E Multifunction very low drop voltage regulator Features ■ Operating DC supply voltage range 5 V - 28 V ■ Transient supply voltage up to 40V ■ Extremely low quiescent current in standby ) mode t(s ■ High precision standby output voltage 5V±1% uc ■ Output current capability up to 100mA d ■ Very low dropout voltage less than 0.5V ro ■ Reset circuit sensing the output voltage P ■ Programmable reset pulse delay with external te capacitor le ■ Voltage sense comparator so ■ Thermal shutdown and short circuit protections - Ob Description t(s) The L4949E is a monolithic integrated 5V voltage regulator with a very low dropout output and c additional functions as power-on reset and input du voltage sense.
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