The 33269t is a power management chip - other type of voltage regulator (linear regulator controller) chip.
Power Management Integrated Circuits (Power Management Integrated Circuits) is a chip that is responsible for the transformation, distribution, detection and other power management duties in an electronic device system. It is mainly responsible for identifying the CPU power supply amplitude, generating the corresponding short moment wave, and promoting the power output of the back-end circuit.
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The 33269t is the chip on the low voltage differential regulator on onsemi power management.