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L9911 - Car alternator multifunction smart voltage regulator

General Description

The L9911 is a monolithic multifunction alternator voltage regulator intended for use in automotive application.

Key Features

  • Fully monolithic design.
  • High side field driver.
  • Thermal protection.
  • Field short circuit protection.
  • Protected diagnostic lamp driver.
  • Protected high side relay driver.
  • Complex diagnostics.
  • Load response control.
  • DFM output (field monitor).
  • Self start function.

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Datasheet Details

Part number L9911
Manufacturer STMicroelectronics
File Size 427.44 KB
Description Car alternator multifunction smart voltage regulator
Datasheet download datasheet L9911 Datasheet

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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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L9911 Car alternator multifunction smart voltage regulator Datasheet - production data '!0'03 Multiwatt8 Features  Fully monolithic design  High side field driver  Thermal protection  Field short circuit protection  Protected diagnostic lamp driver  Protected high side relay driver  Complex diagnostics  Load response control  DFM output (field monitor)  Self start function Description The L9911 is a monolithic multifunction alternator voltage regulator intended for use in automotive application. It includes the control section, the field power stage, fault diagnostic circuit which drives a warning lamp, and the protection against short circuits Order code L9911F L9911I L9911P L9911V L9911K L9911U Table 1. Device summary Temp.