Key Specifications & Applications
- Part Marking: Top marked with “1E“.
- Function: Manages stable power distribution, regulates current, and protects the motherboard from power surges during USB charging.
- Compatibility: Commonly used across various Android smartphone brands (such as Huawei, Vivo, Oppo, or Xiaomi) to resolve specific board-level power issues.
- Common Symptoms Fixed: Replaced when a phone exhibits a “dead” status, fails to fast charge, shows fake charging animations, or draws zero current from a USB analyzer.





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