TLF4D985QKV02R1 is a functional safety PMIC for automotive applications, powering AURIX™ MCUs and sensors with efficient voltage regulation. The TLF4D985QKV02R1 is a high-efficiency PMIC for automotive applications, supporting ASIL D systems per ISO 26262. It features a 3V–40V buck-boost pre-regulator for stable operation during cranking and a precision ADC reference for accuracy. With independent sensor trackers, a low-power state machine, and robust watchdog monitoring, it is the ideal AEC-Q100 qualified supply for Infineon AURIX™ TC3x and TC4x microcontrollers.