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L4993 - Low drop voltage regulator

General Description

The L4993 is a monolithic integrated 5V Voltage regulator with a low drop voltage at currents up to 150mA.The output voltage regulating element consists in a p-channel MOS and the regulation is performed regardless of input voltage transients up to 40V.

Key Features

  • Max DC supply voltage Max output voltage tolerance Max dropout voltage Output current Quiescent current 1. Typical value with watchdog disabled.
  • VS ∆V0 Vdp I0 Iqn 40V +/-2% 400 mV 150 mA 79 µA(1) SO-8 SO-20 Operating DC supply voltage range 5.6V to 31V Reset circuit sensing the output voltage down to 1V Programmable reset pulse delay with external capacitor Watchdog Programmable watchdog timer with external capacitor Enable input for enabling/.

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Other Datasheets by STMicroelectronics

Part Number Description
L4990 PRIMARY CONTROLLER
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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L4993 Low drop voltage regulator Features Max DC supply voltage Max output voltage tolerance Max dropout voltage Output current Quiescent current 1. Typical value with watchdog disabled. ■ ■ ■ ■ ■ ■ ■ ■ VS ∆V0 Vdp I0 Iqn 40V +/-2% 400 mV 150 mA 79 µA(1) SO-8 SO-20 Operating DC supply voltage range 5.6V to 31V Reset circuit sensing the output voltage down to 1V Programmable reset pulse delay with external capacitor Watchdog Programmable watchdog timer with external capacitor Enable input for enabling/disabling the watchdog functionality Thermal shutdown and short circuit protection Wide temperature range (Tj = -40°C to 150°C) Description The L4993 is a monolithic integrated 5V Voltage regulator with a low drop voltage at currents up to 150mA.