20s 40A 72V Temperature Control Protection Board For Ebike Electric Bicycle
Product Introduction
ACEY-TP20S001 is a Hardware protection board scheme specially designed for 16~20 strings of lithium battery packs. The protection parameters are fixed by the component parameters.
Configuration
| Function | Configuration | Function | Configuration |
| Number of strings supported | 16~20S optional | Switch function | Optional |
| (Continuous current | 30 ~ 60A optional | Undertemperature Charge protection | Optional |
| Number of NTCs | 1 built-in, 1 external | interface | / |
| Balance Function | Standard option | Secondary protection | / |
| Open-Wire Detection | supported | Heating function | / |
| Charge overcurrent protection function | Standard option | LED indicator interface | / |
| Low voltage charging prohibition function | Yes, it cannot be charged if it is less than 1.2V | ||
| Battery packs in parallel | Not supported | Battery packs in series | Not supported |
Technical parameter
Basic parameter
| Cell specifications | 16~20 strings of lithium iron batteries |
| Interface type | Charge and discharge are both at the same port |
| Charging voltage | 4.15V*Number of strings |
| Cell voltage range | 2.8~4.25V |
| Continuous charging current | 30A~60A Optional |
| Continuous discharging current | 30A~60A Optional |
| Consumption | ≤100uA |
| Circuit resistance | ≤10mR |
| Operating temperature | -30℃~75℃ |
| Structure size of PCB | |
| Size | 128±2mm * 63±0.5mm * 12±2mm |
| (Length*Width*Height) | |
Main parameter
| Overvoltage and undervoltage protection | Project | Specification | Unit | ||
| MIN | TYP | MAX | |||
| Overvoltage | 4.20 | 4.25 | 4.30 | V | |
| Overvoltage delay | 400 | 800 | 1200 | mS | |
| Overvoltage release | 4.07 | 4.15 | 4.23 | V | |
| Undervoltage | 2.7 | 2.8 | 2.9 | V | |
| Undervoltage delay | 1000 | 2000 | 3000 | mS | |
| Undervoltage release | 2.9 | 3.0 | 3.1 | V | |
| Undervoltage release conditions | Disconnect load or charge release | ||||
| Overcurrent Charge | Overcurrent Charge protection value | See the configuration table of overcurrent protection value below | |||
| Overcurrent Charge delay | 200 | 350 | 500 | mS | |
| Charge over current release conditions | Automatic recover after a delay of 1S | ||||
| Overcurrent Discharge | 1th Overcurrent Discharge | See the configuration table of overcurrent protection value below | |||
| 1th Overcurrent Discharge delay | 500 | 1000 | 1500 | mS | |
| 2th Overcurrent Discharge | See the configuration table of overcurrent protection value below | ||||
| 2th Overcurrent Discharge delay | 50 | 100 | 150 | mS | |
| Overcurrent Discharge release | Disconnect load or charge release | ||||
| Short Circuit Discharge | Short circuit protection current | See the configuration table of overcurrent protection value below | |||
| Short circuit protection delay time | 150 | 300 | 600 | uS | |
| Short circuit protection recovery | Disconnect load or charge release | ||||
| (Short-circuit description: The short-circuit current is less than the minimum value or higher than the maximum value, which may cause the short-circuit protection to fail, and the short-circuit current exceeds 2000A, short-circuit protection is not guaranteed, and short-circuit protection testing is not recommended.) | |||||
| Overtemperature Charge | emperature protection value | 55 | 60 | 65 | ℃ |
| Temperature protection release value | 50 | 55 | 60 | ℃ | |
| Undertemperature Charge | Temperature protection value | -23 | -15 | -7 | ℃ |
| Temperature protection release value | -10 | -5 | 0 | ℃ | |
| Overtemperature Discharge | Temperature protection value | 65 | 70 | 75 | ℃ |
| Temperature protection release value | 55 | 60 | 65 | ℃ | |
| Overtemperature Discharge protection release conditions | Disconnect load or charge release | ||||
| Undertemperature Discharge | Temperature protection value | --- | --- | --- | ℃ |
| Temperature protection release value | --- | --- | --- | ℃ | |
| high temperature protection of FET(Built-in) | Temperature protection value | 82 | 90 | 98 | ℃ |
| Temperature protection release value | 70 | 80 | 90 | ℃ | |
| Overtemperature Discharge protection release conditions | Disconnect load or charge release | ||||
| Balance Function | Equalization turn-on voltage | 4.1 | 4.15 | 4.2 | V |
| Balance current | 30 | 40 | 50 | mA | |
| Balance type | Pulsed model | ||||
Product Details
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