Automotive PMIC with Buck/Buck-Boost Pre-Regulator, LDOs, Gate Drivers, and SPI

ARG82801, ARG82801-1

ARG82801 Product Image

The ARG82801/1 provides comprehensive power management and gate drive control for automotive applications, integrating a buck/buck-boost pre-regulator, multiple LDOs, floating gate drivers, and SPI for flexible configuration and diagnostics. The ARG82801-1 offers enhanced watchdog functionality.

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Top Features

Packaging

  • Automotive AEC-Q100 qualified
  • Wide input voltage range, 3.8 to 36 VIN operating range, 40 VIN maximum
  • 2.2 MHz buck or buck/boost pre-regulator (VREG: 5.35 V)
  • Four internal linear regulators with foldback short-circuit protection
    • VUC: 350mA, selectable output (3.3 V / 5.0 V) regulator for microcontroller
    • V5C: 115mA, 5 V general purpose LDO regulator
    • V5P1 and V5P2: two 120mA, 5V LDO regulators (track VUC voltage) with short-to-battery protection for protection of harness shorts (e.g., remote sensors)
  • Q&A Watchdog and Window Watchdog timer
  • Floating gate drivers with charge pump for external isolator NFET control
  • Control and diagnostic reporting through a serial peripheral interface (SPI)
  • Logic enable input (ENB) for microprocessor control
  • Ignition enable input (ENBAT)
  • Frequency dithering and controlled slew rate help reduce EMI/EMC
  • Undervoltage protection for all output rails
  • Thermal shutdown protection
  • –40°C to 150°C junction temperature range

The devices are supplied in a low-profile (1.2 mm maximum height) 38-lead eTSSOP package (suffix “LV”) with exposed power pad.

LV Packaging Documentation

Part Number Specifications and Availability

Documentation and Resources

Documentation

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