Chinese Lithium Battery BMS Supplier Customized 4A I2C Communication PCB For 1S Lithium LFP/NMC Battery Pack
Koxin specializes in custom lithium battery packs, coin cell & polymer Li-ion batteries, and smart BMS solutions. We provide small-scale, niche battery products with reliable quality and OEM customization.
Custom BMS · LFP Battery Circuit Board · NMC Battery Circuit Board · Smart BMS
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| Model: PCM-L02S04-996（1S） IC：BQ27200 | ||||
| No. | Test item （Test at normal temperature 25±2℃ and relative humidity≤90%） | Criterion | ||
| 1 | Communication Interface | I2C | ||
| 2 | Capacity | Designing battery capacity | 3200mAH | |
| Designing battery capacity | 3200mAH | |||
| Max capacity（Battery pack） | ||||
| Min capacity（Battery pack） | ||||
| External capacity Indication | ||||
| Gas gauge algorithm | Impedance Track | |||
| 3 | Voltage | Charging voltage | DC: 4.2V CC/CV（3.6V/1cell） | |
| Balance voltage for single cell | ||||
| 4 | Current | Balance current for single cell | ||
| Normal operating-mode current：Gas Gauge in NORMAL mode,ILOAD > Sleep Current | 160 uA | |||
| SLEEP operating-mode current：Gas Gauge in SLEEP mode,ILOAD < Sleep Current | 80 uA | |||
| FULL SLEEP operating-mode current：Gas Gauge in FULL SLEEP mode,ILOAD < Sleep Current | 25 uA | |||
| Maximal continuous charging current | 4A | |||
| Maximal continuous discharging current | 4A | |||
| 5 | Over charge Protection | Over charge detection voltage | 4.25V±0.05V | |
| Over charge detection delay time | 0.5S—2S | |||
| Over charge release voltage | 4.10V±0.1V | |||
| 6 | Over discharge protection | Over discharge detection voltage | 2.5V±0.1V | |
| Over discharge detection delay time | 10mS—200mS | |||
| Over discharge release voltage | 3.0±0.1V | |||
| 7 | Over current protection | Over current detection current | 10±2A | |
| Detection delay time | 5ms—60ms | |||
| Release condition | Cut load | |||
| 8 | Short protection | Detection condition | Exterior short circuit | |
| Detection delay time | 200us-10ms | |||
| Release condition | Cut load | |||
| 9 | Resistance | Protection circuitry | ≤60mΩ | |
| 10 | Temperature | Operating Temperature Range | -40～+85℃ | |
| Storage Temperature Range | -40～+125℃ | |||