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STMicroelectronics

 

STMicroelectronics VIPower M0-9 Technology for Smart High-Side Drivers

Consists of two product series

STMicroelectronics features the VIPower* M0-9 technology which consists of two product series: M0-9 Standard and M0-9 SPI high-side drivers. The M0-9 Standard HSDs are intelligent power switches housed in a tiny PowerSSO-16 package.

VIPower M0-9 Standard HSDs are particularly well suited for use in harsh automotive environments and in applications targeting the ASIL-B standard. The series supports the driving and protection of different loads ranging from just a few mA to approximately 20 A, making it the ideal solution for different types of ECU power actuators.

All the drivers are robust for chip temperatures up to 150 °C and are pinto-pin compatible with each other as well as the previous generation of HSDs.

The M0-9 Power stage can be simply driven by a logic I/Os from a microcontroller or from a 5 V or 3.3 V regulator. During standby mode, when all logic pins are set to low, the current absorbed by the device from the battery does not exceed 0.5 mA.

The analog Current Sense circuit integrated also in the chip mirrors the load current with outstanding precision (about 6% at nominal load) and warns of any eventual fault such as an OUT to GND short circuit or an open load.

Features

  • Extremely accurate current sensing for load and overload monitoring in real time
  • Automatic turn-on of the Power stage during reverse battery operation
  • Programmable latch or auto restart during short circuit conditions
  • Immunity against deep cold cranking pulse down to 2.7 V (between device’s VCC and GND pin)
  • Trimmed current limitation to manage high inrush loads
  • Capability to drive loads at higher battery voltage than nominal

Benefits

  • Unique package throughout the family and pin to pin compatibility among different chip Ron
  • Extremely low power dissipation on board
  • Unsurpassed robustness in faulty conditions (transients on battery, overload, short circuit)
  • PWM driving allows load dimming and transmitted power partialization, preventing thermal issues and optimizing wire harness cross section
  • Complementing SPI high-side drivers in zonal ECUs
  • Suitable for ISO 26262 ASIL-B system

Applications

  • Light modules
  • Heaters
  • Power distribution modules
  • Zonal ECUs
  • HVAC
  • Glow plugs

 

  • Valves and solenoids
  • Battery management systems
  • ADAS systems
  • Door modules
  • Tailgates
  • Seat modules
  • Roof modules