2024-12-311. Brand When purchasing polymer lithium batteries, you should look for well-known brands. The quality of batteries can be guaranteed. Although many small brands of batteries are cheap, they have s
2024-12-311.Voltage Nominal voltage: 3.7V Charging voltage: 4.1V~5V Discharge voltage: 2.8~4.2V Storage voltage: 3.7~3.8V 2. Capacity The capacity of polymer lithium battery depends on the thickness,
2024-12-311. Vinyl carbonate: molecular formula: C3H4O3 Transparent colorless liquid (>35 ℃), crystalline solid at room temperature. Boiling point: 248 ℃/760mmHg, 243-244 ℃/740mmHg; Flash point: 160 ℃;
2024-12-311. Manufacturing technology of single battery Lithium battery materials The cathode materials of lithium ion batteries include ternary materials, lithium iron phosphate, lithium cobalate and lith
2024-12-311. The low temperature performance is poor, about 20 ℃ below zero, the battery attenuation will basically reach about 55%; 2. The energy density is low. When it reaches 150wh/kg, the battery volu
2024-12-31International standards for power lithium-ion battery issued by IEC mainly include IEC 62660-1:2010 Single Lithium Ion Power Battery for Electric Road Vehicles - Part 1: Performance Test and IEC 6
2024-12-31Product No.: 03EQ112-03 Cell model: LA148F20C/3.2V/20000mAh Battery specification: LA148F20C-2S1P/6.4V (DC12V)/20Ah Nominal voltage: DC12V regulated output Nominal capacity: 20Ah Charging vol
2024-12-31First, let the lithium battery drop to 3.3V through the step-down chip, then supply power to the microcontroller and Bluetooth module, and plan to rise to 7V to carry a load. Result: The Bluetoot
2024-12-31Generally speaking, the single battery on the market is about 3.7v, but in many cases, if the operating voltage range is slightly larger, there is obviously a problem of insufficient voltage. At t
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