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2S Cell PCB BMS 18650 Protection Board Li-ion Lithium Battery
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Type 1:
This Board is used to protect lithium cells from Full Discharge, Over-Charging, Over-current and Short Circuit
Suitable for Lithium Batteries with nominal voltage of 3.6V, 3.7V, 3.8V and charge up to 4.2V per cell
Need basic soldering skills to wire the board
Input voltage: 8.4V regulated from Constant Current and Constant Voltage source
Size (mm): 15mm x 6.5mm
Type 2:
This Board is used to protect lithium cells from Full Discharge, Over-Charging, Over-current and Short Circuit
Suitable for Lithium Batteries with nominal voltage of 3.6V, 3.7V, 3.8V and charge up to 4.2V per cell
Need basic soldering skills to wire the board
Input voltage: 8.4V regulated from Constant Current and Constant Voltage source
Size (mm): 26mm x 6mm
Type 3:
This Board is used to protect lithium cells from Full Discharge, Over-Charging, Over-current and Short Circuit
Suitable for Lithium Batteries with nominal voltage of 3.6V, 3.7V, 3.8V and charge up to 4.2V per cell
Need basic soldering skills to wire the board
Input voltage: 7.4V regulated from Constant Current and Constant Voltage source
Size (mm): 30mm x 15mm
Type 4:
This Board is used to protect lithium cells from Full Discharge, Over-Charging, Over-current and Short Circuit
Suitable for Lithium Batteries with nominal voltage of 3.6V, 3.7V, 3.8V and charge up to 4.2V per cell
Need basic soldering skills to wire the board
Input voltage: 8.4V regulated from Constant Current and Constant Voltage source
Size (mm): 31mm x 9mm
Type 5:
Operating Temperature: -40C to 50C
Battery/Charger Voltage: 8.4V to 8.6V 3A
Upper Limit Operating Current: 4A
Upper Limit Instantaneous Current: 5A
Quiescent Current: less than 3uA
Using HY2120-CB driver chip
2x 8205A transistor pair
Units per cell:
Overcharge Detection Voltage: 4.280 ± 0.025 [V]
Overcharge Release Voltage: 4.150 ± 0.050 [V]
Overdischarge Detection Voltage: 2.300 ± 0.080 [V]
Overdischarge Release Voltage: 3.000 ± 0.100 [V]
Battery units:
Max Charger Voltage: 8.6V
Over-current detection current: 5A
Internal resistance: arround 30mR - 0.030 Ohm
Size (mm): 36mm x 7mm
Type 6:
Overcharge protection
Overcharge detection voltage: 4.25V ± 0.025V
Overcharge detection delay time: 1s
Hysteresis overcharge detection voltage: 0.2V
Overdischarge protection
Overdischarge detection voltage: 2.3V ± 0.10V
Overdischarge detection delay time: 128ms
Overdischarge recovery voltage
Hysteresis overdischarge detection voltage: 0.2V
Overcurrent protection
Overcurrent detection voltage: 200 ± 25mv
Overcurrent detection current: 8A ± 0.5A
Overcurrent detection delay time: 12ms
Automatic recovery
Short circuit protection
Detection delay time: 300us
Internal resistance: ≤50mR
Working temperature range: -40C to 50C
Storage temperature range: -40C to 90C
Diameter (mm): 17.5mm
Type 7:
Overcharge Detection Voltage: 4.25 ± 0.05 [V]
Overcharge Release Voltage: 4.10 ± 0.05 [V]
Overdischarge Detection Voltage: 2.40 ± 0.10 [V]
Overdischarge Release Voltage: 2.60 ± 0.10 [V]
Over current detection current: about 5A
Internal resistance: around 50mR
Detection times:
Overcharge detection delay time: 150-500ms
Over-discharge detection delay time: 50-150ms
Overcurrent Detection delay time: 5-15ms
Short circuit detection time: under 100uS
Automatic recovery.
Zero cell voltage charging function
Size (mm): 35mm x 7mm
Type 8:
Overcharge Detection Voltage: 4.25 ± 0.05 [V]
Overcharge Release Voltage: 4.10 ± 0.05 [V]
Overdischarge Detection Voltage: 2.40 ± 0.10 [V]
Overdischarge Release Voltage: 2.60 ± 0.10 [V]
Over current detection current: about 8A
Internal resistance: around 50mR.
Detection times:
Overcharge detection delay time: 150-500ms
Over-discharge detection delay time: 50-150ms
Overcurrent Detection delay time: 5-15ms
Short circuit detection time: under 100uS
Automatic recovery.
Zero cell voltage charging function
Size (mm): 32mm x 6.5mm
Type 9:
Overcharge detection voltage: 4.28 ± 0.05v adjustable
Overcharge release voltage: 4.20 ± 0.05v
Over-discharge detection voltage: 3.00 ± 0.05v adjustable
Over discharge release voltage: 3.20 ± 0.05v
Short circuit protection detection delay time: ≤15ms
Over-load detection current: ~10A
Normal working consumption current: 0.3-7 UA
Normal working conduction internal resistance: ≤30m Ohm
Short circuit protection: protection and automatic recovery
Size (mm): 50mm x 8mm
Type 10:
This Board is used to protect lithium cells from Full Discharge, Over-Charging, Over-current and Short Circuit
Suitable for Lithium Batteries with nominal voltage of 3.6V, 3.7V, 3.8V and charge up to 4.2V per cell
Need basic soldering skills to wire the board
Input voltage: 8.4V regulated from Constant Current and Constant Voltage source
Type 11:
Voltage: 7.4V DC
Overcharge detection voltage: 4.275 V ± 0.025V
Overcharge detection delay time: 150-500 ms
Overcharge recovery voltage 4.075V ± 0.025V
Overdischarge detection voltage: 2.80V ± 0.1V
Over discharge detection delay time: 50-150ms
Over-discharge recovery voltage: 2.9V ± 0.10V
Overcurrent detection voltage: 150 ± 30mv
Over current detection current: 1.5 ± 0.5A
Overcurrent detection delay time: 5ms-15ms
Restore state: Automatic recovery
Detection Status: External short circuit
Detection delay time: ≤50us
Restore state: Automatic recovery
Protection lines (MOS-FET): ≤60mΩ
Operating temperature range: -40C to 50C
Storage temperature range: -40C to 90C
Size (mm): 25.2mm x 5.7mm
Type 12:
Voltage: 8.4V
Overcharge detection voltage: 4.28 V ± 0.025V
Overcharge detection delay time: 150-500 ms
Overcharge recovery voltage: 4.075V ± 0.025V
Overdischarge detection voltage: 2.90V ± 0.1V
Over discharge detection delay time: 50-150ms
Over-discharge recovery voltage: 3.0V ± 0.10V
Overcurrent detection voltage: 150 ± 30mv
Over current detection current: 4 A ± 1.5A
Overcurrent detection delay time: 5ms-15ms
Restore state: Automatic recovery
Detection Status: External short circuit
Detection delay time: ≤50us
Restore state: Automatic recovery
Protection lines (MOS-FET): ≤60mΩ
Operating temperature range: -40C to 50C
Storage temperature range: -40C to 90C
Size (mm): 37mm x 5.9mm x 2mm
Welding points:
B+ : Battery Positive
B- : Battery Negative
P+ : Charger/Load Positive
P- : Charger/Load Negative
MB : First cell (counted from B-) Positive or where is first and second cell connection, middle connection
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All goods are in warehouse nearby London.All orders placed before 12 p.m. GMT Monday to Friday are processed same working day (excluding bank and other official holidays) and are shipped in the same business day, before 16 p.m. GMT.Shipping rates are based on the shipping destination and service chosen.National packages need about 1-3 days to arrive. International packages for Europe, US, Canada, Australia usually takes 5-7 working days (up to 15 working days when experiencing delays or some other difficulties from the post office)
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