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The design of the lithium battery protection circuit is very important. However, the lithium battery protection circuit will increase the additional loss of battery energy and reduce the application time of the battery, which requires the lithium battery protection circuit to achieve low power consumption under high precision. In addition to the basic functions of overcharge protection, over-discharge protection and over-current protection, a lithium battery protection chip must also meet the following requirements - which is also the goal of the chip designed in this paper.
1) Ultra-low power consumption. When the lithium battery protection circuit is working, the power consumption consumed is the loss of the battery. Therefore, we need to minimize the power consumption of lithium battery protection circuits.
2) High precision detection voltage. In order to make the lithium battery protection circuit respond correctly to the different working states of the battery, the protection circuit must be able to accurately detect the voltage parameters such as overcharge protection voltage and overdischarge protection voltage.
3) Work correctly in a large voltage range. Since the power supply voltage of the lithium battery protection circuit is the battery voltage, and the battery voltage can fluctuate in a large range, the lithium battery protection circuit is required to work correctly within the voltage range.
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Generally, our battery protection road envy he is in accordance with the core of his hotel, often speaking, the battery is not easy to fail, basically a concept.
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The battery and the electronic group are not the same concept, the tram group is a battery composed of many batteries, which is single.
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International battery pack contains circuits, often say that the battery is the same as the battery pack? This should be yes, learn more about it online, or go to a physical store to check it.
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The national standard battery combination contains electric protection circuit, the battery and the battery pack are the same concept, they are the same theoretical concept, and this can be universal.
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Does the GB battery pack contain a protection circuit? Is the oft-said battery and battery pack the same concept? Including the following, affirming that these two are certainly not the same concept.
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The battery pack of the national standard contains a protection circuit, and the battery and the battery pack are not a concept, just like the circuit collection charging circuit.
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You're right, it's supposed to be a concept, it's supposed to be a meaning.
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There is no effect, the protection board is the working current or the maximum current, and the battery is the capacity, and there is no relationship between the two.
The number of amperes of the battery protection board
The battery protection board is a charge and discharge protection for the lithium battery pack in series. When fully charged, the voltage difference between each single cell can be guaranteed to be less than the set value (generally 20mV), and the uniform charging of each single cell in the battery pack is realized, which effectively improves the charging effect under the series charging mode. At the same time, the over-voltage, under-voltage, over-current, short circuit and over-temperature states of each single battery in the battery pack are detected to protect and prolong the service life of the battery.
The under-voltage protection enables each single cell to avoid damage to the battery due to over-discharge when it is discharged.
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How many protection boards are used for 15 lithium batteries to make 12V batteries?
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The protection board is the working current or the maximum current, and the ampere-hours of the battery is the capacity, these two things are not the same thing, what impact can they have? As long as the maximum current of the protection board does not exceed the maximum discharge rate of the battery, it has little to do with the capacity.
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It is not recommended to continue to use the battery after it has been bulging, as it is not possible to physically inspect the physical object in the network. In order to understand and solve the problems of the mobile phone and battery in a more targeted manner and judge whether it can be repaired, it is recommended to bring the purchase invoice and repair card to the nearest service center for testing, and the service center will determine and further process according to the test results.
If the seller and producer determine that the goods are damaged by non-human reasons and force majeure factors, that is, the quality of the goods themselves, then the freight should be borne by the responsible party, and it is recommended that you contact customer service to solve it!