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AXEL ULite Hardware Manual
Fig. 5: Simplified block diagram of integrated power supply unit
The PSU is composed of two main blocks:
● power management integrated circuit (PMIC, NXP PF0100E0 -
● additional generic power management circuitry that completes
The PSU:
● generates the proper power-up sequence required by i.MX
● synchronizes the powering up of carrier board in order to
● provides some spare regulated voltages that can be used to
on request this part is available in automotive grade)
PMIC functionalities.
processor and surrounding memories and peripherals
prevent back power
power carrier board devices
v.1.0.2
August, 2019
55/65
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