L5957   Product is in volume production.

Voltage regulator with ignition comparator, reset, overcurrent protection, 5V regulator (CAN) with independent enable

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The L5957 contains a triple voltage regulator and a power switch.

The IC includes a monitoring circuit for detection.

The IC features a very low quiescent current in standby.

Key Features

  • Overcurrent limitation
  • Thermal shutdown
  • Four outputs:8.5V @ 500mA5V @ 300 mA Permanent5V @ 800mA3.3V @ 800mA
  • Reset function
  • 2 A high side driver
  • Load dump protection
  • All pins ESD protected
  • Ignition comparator

Circuit Diagram

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Resources

Technical Documentation

Product Specifications
Description Version Size
DS5717 DS5717: Multifunction voltage regulator for car radio 3.0 219.61 KB

Publications and Collaterals

Flyers
Description Version Size
Automotive multichannel power management ICs 1.0 698.09 KB
Selection Guides
Description Version Size
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Brochures
Description Version Size
Driving smart power in automotive 1.0 1.24 MB
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Sample & Buy

Part Number Package Packing Type Operating Temperature (°C) (min) Operating Temperature (°C) (max) Marketing Status Unit Price (US$) * Quantity ECCN (US) Country of Origin More info Order from ST Order from Distributors
L5957PDTR PowerSO-20 Tape And Reel -40 85 Active 2.2 1000 EAR99 MALAYSIA MORE INFO Buy Direct Add to cart No availability reported, please contact our Sales office
L5957 MW 15L Tube -40 85 Active 2.3 1000 EAR99 MOROCCO MORE INFO No availability reported, please contact our Sales office
L5957PD PowerSO-20 Tube -40 85 Active 2.2 1000 EAR99 MALAYSIA MORE INFO No availability reported, please contact our Sales office
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(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

Quality & Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
L5957PDTR ActivePowerSO-20AutomotiveEcopack2
L5957 ActiveMW 15LAutomotiveEcopack1 0
L5957PD ActivePowerSO-20AutomotiveEcopack2
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(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

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