Battery pack power supply circuit capable of achieving over-temperature protection
A technology for over-temperature protection and battery packs, applied in battery circuit devices, emergency protection circuit devices, circuit devices, etc., can solve problems such as traffic accidents, dangers, battery pack temperature out of control, etc., to prolong service life, avoid damage, and ensure The effect of stable and safe power supply
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[0022] Below in conjunction with accompanying drawing and specific embodiment, the present invention will be further described:
[0023] See figure 1 , the present invention relates to an uninterruptible power supply device for battery pack over-temperature protection, and its preferred embodiment includes a control circuit, several battery packs, several over-temperature detection circuits, and several charge-discharge drive circuits; battery packs, over-temperature detection circuits and charging There is a one-to-one correspondence between the discharge drive circuits.
[0024] Several battery packs are connected in parallel. Each battery pack includes several battery cells B0 connected in series. The positive terminal of each battery pack is connected to the positive output terminal PACK+ of the device, and the negative terminal of each battery pack is connected to the negative output terminal PACK- of the device through a corresponding charge and discharge drive circuit...
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