产品

产品描述

  • WS7020AF is single channel high-side drivers with currentsense analog feedback for automotive applications, the devicesare designed to drive 12 V automotive grounded loads througha 3 V and 5 V.

  • WS7020AF integrates advanced protective functions such asload current limitation, overoad active management by powerlimitation and overtemperature shutdown.

  • A dedicated multifunction multiplexed analog output pindelivers sophisticated diagnostic functions including highprecision proportional load current sense, in addition to thedetection of overload and short circuit to ground, short to Vecand OFF-state open-load.

  • A sense enable pin allows OFF-state diagnosis to be disabledduring the module low power mode as well as extemal senseresistor sharing among similar devices.

  • WS7020AF is available in DFN5x6-14L package.

主要特点


  • Operating voltage range: 4.5V to 28v

  • Load current limitation

  • Output short-circuit protection

  • Standby current <1.0μA

  • On-state resistance Typ=23mΩ

  • Thermal shutdown indication

  • OFF-state open-load detection 

  • Overvoltage clamp

  • Undervoltage protection

  • Multiplexed analog feedback of load current with high precision proportional current mirror

  • RoHS compliant and lead free

  • AEC-Q100 qualified


规格书

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WS7020AF4332KB


WS7020AF Datasheet_A0_EN.pdf