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Why does the car USB flash drive get hot?

1 Answers

Logan

07/30/25 1:20am

It is normal for a car USB flash drive to get hot, and there is no need to worry about the high temperature causing damage to the internal chip. Working principle of car USB flash drive: A USB flash drive consists of many electronic components. When in use, it connects to the car's USB port and requires power to read data, which generates current and causes the USB flash drive to heat up. The amount of heat produced varies depending on the duration of use, so prolonged usage will result in the USB flash drive becoming warm. Temperature tolerance of car USB flash drive: The internal chip of a USB flash drive can withstand temperatures up to approximately 85 degrees Celsius. Under normal usage, the USB flash drive will not reach this temperature, so there is no need to worry about the chip being damaged. Maintenance tips for car USB flash drives: Proper insertion and removal: Do not unplug the USB flash drive when the indicator light is flashing, as this indicates that the drive is reading or loading data. Removing it during this process may cause hardware or data damage. Similarly, do not unplug the USB flash drive when the system prompts "Cannot stop," as this may also lead to data loss. Store the USB flash drive in a dry environment and avoid leaving its port exposed to air for extended periods, as this can cause surface metal oxidation and reduce port sensitivity. Avoid leaving unused USB flash drives plugged into the USB port for long periods, as this can accelerate port aging and wear out the drive.

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