| Customization: | Available |
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| Overcharge Protection: | Yes |
| Ovediscahrge Protection: | Yes |
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| Mode | LWS-10S20A-854 |
| PCM Size | L260mm*W35mm*T10mm |
| battery series | 10S Available |
| working current | 20Available |
| Usage(Cell Type) | Li-ion battery packs (37V/cell) LiFePO4 battery packs (32V/cell) |
| Application | 18650 and polymer battery |
| Sample | available |
LWS-10S20A-854 for Li-ion battery pack of 10 cells in series is a battery protection solution of LWS's, can support a load with very stable, in addition that the continuous current may be up to 20A .
| No. | Item | Symbol | Inspection method and equipment | Inspection standard | Unit | |||
| Min | Typ | Max | ||||||
| 4.0 | Overcharge protection | Charging voltage | VDET2 | Power source | 42 | V | ||
| Overcharge detection voltage | VDET2 | Lithium protection board tester | 4.225 | 4.25 | 4.275 | V | ||
| Overcharge detection delay time | tVDET2 | Lithium protection test | 500 | 1000 | 1500 | mS | ||
| Overcharge release voltage | VREL2 | Lithium protection board tester | 4.1 | 4.15 | 4.2 | V | ||
| 4.1 | Overdischarge protection | Overdischarge detection voltage | VDET2 | Lithium protection board tester | 2.62 | 2.7 | 2.78 | V |
| Overdischarge detection delay time | tVDET2 | Lithium protection board tester | 500 | 1000 | 1500 | ms | ||
| Overdischarge release voltage | VREL2 | Lithium protection board tester | 2.9 | 3.0 | 3.1 | V | ||
| 4.2 | Discharge overcurrent protection | Overcurrent detects voltage | VDET2 | Lithium protection board tester | 95 | 100 | 105 | mV |
| Overcurrent Detects the current | tVDET2 | Lithium protection board tester | 40 | 60 | 80 | A | ||
| Overcurrent detection delay time | VREL2 | Lithium protection board tester | 500 | 1 | 1.5 | S | ||
| Recovery state | VDET2 | Lithium protection board tester | Charge activation | |||||
| 4.3 | Short circuit protection | Short-circuit protection detection voltage | VSHR | Lithium protection board tester | 0.49 | 0.5 | 0.51 | V |
| Detection delay time | TSHORT | Lithium protection board tester | - | 240 | - | μS | ||
| Protection release condition | multimeter | Charge activation | ||||||
| 4.4 | Internal resistance | Circuit on-state resistance | RDS | Lithium protection plate tester | 30 | 50 | mΩ | |
| 4.5 | current consumption |
Usually the flow is consumed while working
|
IDD | Lithium battery board tester | 55 | 70 | μA | |
| 4.6 |
|
Charging high temperature protection | RDS | Lithium protection plate tester | 50 | 55 | 60 | ºC |
| Charging high temperature protection recovery | IDD | Lithium protection board tester | 40 | 45 | 49 | ºC | ||
| Charge low temperature protection | RDS | Lithium protection plate tester | - | - | - | ºC | ||
| Charge low temperature protection recovery | IDD | Lithium protection board tester | - | - | - | ºC | ||
| Discharge high temperature protection | RDS | Lithium protection plate tester | 65 | 70 | 75 | ºC | ||
| Discharge high temperature protection Recover | IDD | Lithium protection board tester | 55 | 60 | 64 | ºC | ||
| Discharge temperature protection | RDS | lithium Protective plate tester | - | - | - | ºC | ||
|
Discharge temperature protection Recover |
IDD |
Lithium protection board tester |
- | - | - | ºC | ||
| 4.7 |
Charge Current |
Continuous charging current |
IC | DC power | A | |||
| 4.8 | Discharge Current |
Continuous discharge current |
ID | Electronic load | 20 | A | ||
| 4.9 |
Recommended storage condition |
Temperature range: 22ºC~28ºC Humidity range: 45%~85%RH |
||||||
| 4.10 |
Recommended storage time |
3months | ||||||
| Electric Switch, Temperature Switch, Passive Balance, Active Balance, 5V output, NTC,bluetooth UART/BT/RS485/CAN communication/LCD dispay and etc., if you need any above accessories, please must to contact our sales fisrt. All items could be customized to your requirements,if without any requests after order placed, we will produce as specification in details page. |
| Shenzhen Li-ion Battery Bodyguard Technology Co.,Ltd was founded in 2013. We provide Battery PCM &BMS for Lithium ion,LiFePo4,LTO battery pack and ODM & OEM services.Since established, we have designed more than 900 types of hardware PCM/BMS, and software BMS including HDQ/12C/SMBUS/ RS485/RS232 & Bluetooth and so on. Mainly covers battery assembly 1S-35S in series, working current up to 350A; the products arewidely used in light ,power tool, electric bicycle,medical equipment, EV application ....etc. Li-ion Battery Bodyguard Technology Co., Ltd has passed ISO 9001(2015) certification.We were also awarded High Technology Expertise (HNTE) in 2018. The spirit of "honesty, credibility first" business principle, fast delivery time, competitive price ,high-quality products & services have got us many customer's affirmation.And because of that, our products have been sold to not only Germany, France, the United States, Australia, India, South Korea, Japan but also other countries and regions. As a professional BMS designer and manufacturer, we are willing to support, help every client to open new markets and extend new business. Meet us, Meet reliablility, Meet our mutual development! |
FAQ
Q: How do I judge what material my battery is ?
A: Please take a look at the battery body.if the normal voltage of your battery shows as 3.2V,the battery will be LiFePo4.If the normal voltage of your battery shows as 3.6V or 3.7V, the battery will be Li-ion or Li-polymer battery. you can also ask battery manufacturer the material of battery.
Q: Who are we?
A: We are based in Guangdong, China, start from 2013.
There are total about 40 employees in our company.
Q:How can we guarantee quality?
A: Always a pre-production sample before mass production;
Always final Inspection before shipment;
Q:.What can you buy from us?
A:Battery Pack BMS,Lifepo4/Lithium Ion PCM,Protection Circuit Board,Print Circuit Board,
Lifepo4/Lithium Ion Battery Pack.
Q:. Why should you buy from us not from other suppliers?
A:The company has advanced production equipment and comfortable office environment,
employees hundreds of people. The company Has a complete, scientific quality management system,
and the importance of quality and environmental philosophy.
Q: What services can we provide?
A:Accepted Delivery Terms: FOB,EXW;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,PayPal,Western Union,Cash;
Language Supported:English,Chinese
About your products, just tell us the relative voltage/ cells/ current A or equipment etc,we will help to recommend the most suitable products for you.
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