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Panic error

USB / charging IC (Tristar, Hydra, ACE) panic on iPhone

Part to check: IC USB (Tristar / Hydra / ACE)

USB / charging IC (Tristar, Hydra, ACE) is a kernel panic that makes an iPhone restart on its own, usually leaving a Panic-Full log under Analytics Data. When this error line appears, the first part to check is IC USB (Tristar / Hydra / ACE). Severity is rated high, and confidence in this diagnosis is likely. Below you will find what the error means and its most common causes; to pin down what is wrong with your phone, scan the log with the Panic Scan app.

Basic information

Code
USB / charging IC (Tristar, Hydra, ACE)
Category
Charging / USB
Severity
High
Confidence
Likely
Part to check
IC USB (Tristar / Hydra / ACE)

What it means

The charge port / USB management IC reported an error. Often from low-quality chargers or a water-damaged charge port.

Common causes

  • Damaged USB IC (low-quality charger)
  • Shorted charge port
  • Faulty charge port flex

For reference only, compiled from repair documentation and community data. The same error can come from more than one part; always confirm on the actual device.

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