[Ujewndju.vn]24V 20A 7S Lithium Li-ion 18650 Battery BMS Protection Board with Balancing tại Lotte Market

Giới thiệu [Ujewndju.vn]24V 20A 7S Lithium Li-ion 18650 Battery BMS Protection Board with Balancing tại Lotte Market

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_______________Product Information______________

Features:
The protection board is for 7 series 18650 li-ion 3.6V/3.7V batteries.
Stable various protective functions for charging and discharging, such as accurate overcharge protection, over-discharge protection, over current protection and short circuit protection.
Batteries core hardware balanced processing, proper balanced current, reasonable balanced heat emitting, does not affect performance of battery pack.
It has aluminum sheet that would enhance heat dissipation for MOS tube, and extend the service life of MOS tube.
Low quiescent power consumption, it can save energy.

Specification:
Minimum Typical Maximum Unit Note
Working Voltage 19.6
29.75 V Circuit normall working range
Quiescent Current
20 50 μA Single battery voltage 3.6V
Operating Temperature -20
+70 ℃ Normall operating temperature range
Relative Humidity
90%
No condensation
Storage Temperature -40
+85 ℃ Humidity is less than 90%, no condensation
Altitude
4000 M
Charging Voltage
29.75 V CC-CV
Function Test Item Symbol Test Condition Minimum Typical Maximum Unit
Over Charge Protection Voltage Vc1 At charge off 4.200 4.250 4.300 V
Delay Time Tc1 / 10 1000 1700 mS
Relieve Voltage Vc2 / 4.150 4.190 4.240 V
Charging Current Normal Ioc /
20 A
Balancing Function Start Voltage
/ 4.150 4.200 4.250 V
Balancing Current
/ 20
35 mA
Over Discharge Protection Voltage Vd1 At discharge off 2.700 2.800 2.900 V
Delay Time Td1 / 10 200 500 mS
Relieve Voltage Vd2 / 2.900 3.000 3.100 V
Recovery Condition / / Disconnecting load
Over Current Portecion Over Current 1 Protection Current Ioc1
60
100 A
Over Current 1 Protection Delay Time Toc1
20
200 mS
Discharge Over Current Relieving Over Current Protecion Recovery Condition / / Disconnecting load
Discharge Current Max. Continuous Discharge Current Ioc - - - 20 A
Short Circuit Protection Delay Time Tshort
300 600 μS
Recovery / / Disconnecting load
Internal Resistance Discharge Circuit Internal Resistance(mΩ) Ron1
/ / 20 mR
Self Power Consumption Working Mode Icc1
/ 20 50 μA
Size: 65*33*7mm / 2.56*1.3*0.27”
Wire Length: 350mm / 13.77”

Package list:
1 x Protection Board

Note:
Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.