iPad Air 10.9 2020 (4th gen) Power Supply IC (343S00422)

This power supply integrated circuit (IC) is designed for the iPad Air 10.9 2020 (4th gen) and is responsible for power distribution and charging circuit control. A faulty IC may cause charging issues, unstable operation, failure to power on, or unexpected shutdowns.

This component is intended as a replacement part for mainboard-level repair when power or charging circuit faults are diagnosed. Replacing the IC can restore proper device functionality without replacing the entire logic board.

The IC requires soldering (BGA / SMD) to the mainboard. Professional installation and appropriate repair equipment are recommended.

Function

Power supply and charging circuit management

Markings

• 343S00422
• 998-19946

Compatibility

• Apple iPad Air 10.9 2020 (4th gen) (A2072, A2316, A2324, A2325)