📱 Supported Device Compatibility
The PM660 002 chip is a highly compatible component utilized across several mainstream mobile devices:
- Xiaomi / Redmi: Redmi Note 5, Redmi Note 5 Pro, Redmi Note 6 Pro, Redmi Note 7, Mi A2 (6X), Mi Max 3, and Mi Note 3.
- OPPO: R11 and R11 Plus.
- Vivo: X20, X20 Plus, and X21.
🛠️ Key Technical Functions
- Power Regulation: Ensures efficient energy distribution across vital elements like the processor, display, and camera modules.
- Battery & Charge Control: Controls safe power input via the USB charging dock, preventing overcharging and managing heat dissipation.
- Circuit Protection: Integrates built-in safeguards to shield phone motherboards against short-circuits and electrical spikes.
🔍 Common Symptoms of a Faulty PM660 002
When this specific IC fails due to moisture ingress, physical drops, or uncertified high-voltage charging adapters, you may notice:
- Complete power failure (the smartphone fails to turn on entirely)
- The device gets abnormally hot near the upper motherboard assembly
- Severe charging anomalies (fake charging, slow charging, or refusal to pick up a charge)
- Frequent system freezing or sudden, random reboots
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