MFS8412AMBP8ES

MFS8412AMBP8ES is a FS84 fail-safe system basis chip. It is a functionally safe, multi-output power supply IC designed for use in the automotive environment, with a specific focus on vision, ADAS domain controller, radio, and infotainment applications. It provides multiple switch modes and linear voltage regulators. The device also offers external frequency synchronization of inputs and outputs for optimized system EMC performance. It includes enhanced safety features with fail-safe outputs. The device covers the ASIL B safety-integrity level and can be fully utilized in safety-oriented system partitioning. This complies with the ISO 26262 standard and is qualified in compliance with AEC-Q100 rev H (Grade1, MSL3).

• 40V DC maximum input voltage for 12V applications
• OFF mode (power down) with very low quiescent current (10µA typ)
• 2x input pins for wake-up detection and battery voltage sensing
• Device control via 32-bit SPI interface with CRC
• BOOST converter with integrated low-side switch
• Configurable output voltage and maximum input current up to 1.5A peak
• Up to 2 linear voltage regulators for MCU IOs and ADC supply, external physical layer
• Configurable output voltage and current capability up to 400mA DC
• HVQFN48 package
• Ambient temperature (grade 1) range from -40 to 125°C