| Prod Model: |
PCM-Li04S7-268 (4S) |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Color: |
Green |
| Max. Continuous Charging Current: |
7A |
| Max. Cont. Discharging Current: |
7A |
| Size: |
L63*W17*T4mm |
| Metal Coating: |
Copper |
| Mode Of Production: |
SMT |
| Layers: |
Single-Layer |
| Base Material: |
FR-4 |
| Certification: |
ISO |
| Customized: |
Customized |
| Condition: |
New |
Product Description
Ayaa have three main divisions related to portable power supply:
1. PCM/BMS For Li-ion/Li-polymer/Lifepo4 battery pack
2. Customized Assembly battery packs with our high quality PCM/BMS
3. Matching Charger for Lithium/Li-ion/Li-po/Lifepo4 battery pack
PCM for 4S Li-ion/ Li-polymer / LiFePO4 Battery Pack
Features:
· Apply for 4 cells Li-ion /Li-polymer battery pack protection.
· Internally Trimmed Charge and Discharge Voltage Limits.
· Discharge Current Limit Detection.
· Low Current Standby Mode When Cells are Disccharged.
· High Quality and High Yield: 100% Tested before Shipment.
Protection Circuit Module Specifications For 12.8V LiFePO4 Battery Pack
Protection Circuit Module Specifications For 14.8V Li-ion/Li-polymer Battery Pack |
| Model: PCM-Li04S7-268 (4S) |
| No | Test item | Criterion |
| | | | Lifepo4 | Li-ion/Li-polymer |
| 1 | Voltage | Charging voltage | ^^. | DC:16.8V CC/CV
(4.2V/cell) |
| Balance voltage for single cell | ^^. | ^^. |
| 2 | Current | Balance current for single cell | ^^. | ^^. |
| Current consumption for single cell | ^^. | ≤50μA |
| Max. continuous charging current | ^^. | 7A |
| Max. cont. discharging current | ^^. | 7A |
| 3 | Over charge
protection
(single cell) | Over charge detection voltage | ^^. | 4.35±0.025V
(optional) |
| Over charge detection delay time | ^^. | 0.5S_2.0S |
| Over charge release voltage | ^^. | ^^. |
| 4 | Over discharge
protection
(single cell) | Over discharge detection voltage | ^^. | 2.3±0.1V |
| Over discharge detection delay time | ^^. | 10-2500mS |
| Over discharge release voltage | ^^. | 3.0±0.15V |
| 5 | Over current
protection | Over current detection voltage | ^^. | depend on the
above points |
| Over current detection current | ^^. | final data fixed
from actual test |
| Detection delay time | ^^. | 5-20ms |
| Release condition | ^^. | Cut load,
Auto release |
| 6 | Short
protection | Detection condition | ^^. | Exterior short circuit |
| Detection delay time | ^^. | 100~500us |
| Release condition | ^^. | charge up |
| 7 | Resistance | Protection circuitry | ^^. | ≤50mΩ |
| 8 | Temperature | Operating Temperature Range | ^^. | -40~+85 degree |
| Storage Temperature Range | ^^. | -40~+125 degree |
| 9 | Dimension | L63*W17*T4mm |
Optional
Parameters: | Over charge detection voltage (V) | ^^. | ^^. | ^^. |
| Over charge release voltage(V) | ^^. | ^^. | ^^. |
| Over discharge detection voltage(V) | ^^. | ^^. | ^^. |
| Over discharge release voltage(V) | ^^. | ^^. | ^^. |
AYAA TECHNOLOGY Co., Ltd has 11 years experience in the design, engineering and service of all kinds of safety board PCM/BMS for Li-ion (Lithium ion) and Li- Po (Lithium Polymer) batteries, battery pack, also different types of chargers.
We are dedicated to utilize extensive knowledge and expertise of cells and battery pack build in order to provide the most innovative, effective and economical battery solutions. As a leader of safety board, worldwidely providing battery packs for different devices which are used in the industry and households - power tools, medical equipment, emergency and evacuation lighting, energy storage station, navigation systems for cars, , GPS devices, golf buggy, e-bikes and etc.
We offers free technical advise on battery selection and pack design and has extensive technical backup. AYAA has its own sample verification centre with state of the art welding and manufacturing equipment. We has no minimum quantities on battery pack builds, and has a pricing structure to recognize production runs., As a conformity company by ISO9001, We take quality as business soul, all products will be 100% strictly checked by our QC person, , Care is taken during every process from material checking, assembling, test and package, customer satisfactory always powerful for our continuously improvements.
Meet us, meet reliability, meet our mutual development.
Why choose us?
• We have excellent specialists and equipment in the field of emergency power supply and in particular in the field of batteries.
• Only here you will find a very good balance between price, quality and warranty of the products and services
• We give free advices to the clients about the quality of the products and how their operation throughout their life cycle
• We have friendly and professional sales always standby for all your questions.
What makes us better than others?
• We give a guarantee for the services we provide
• We use only quality materials and specialized machine for spot welding, charging and test devices
• We have 11 years experience in the industry and numerous regular customers from worldwide
• We fulfill orders in agreed terms.
You can trust us!
