Power Management Board for Laptop Power Bank,3S,with 5V USB Output,with DC Output 12V,16V,19V

Features and Benefits
Charge and Discharge Management Board with Gas/Fuel Gauge for
3S Li-ion and Li-Polymer battery pack;With intelligent MCU control
This Board is specially designed for Li-ion/Li-Polymer Battery Packs,Compatible with 3S battery Packs,withintelligent MCU control,with Gas/Fuel gauge,with DC wide range input(16V~20V),with 5V 1A USB output,with DC output 12V 3.8A,16V 3.5A,19V 3.5A,the input circuit adopted set-down circuit,output circuit adopted set-up circuit.
*Input:16V~20V
*USB Output: 5V 1A
*DC Output: 12V 3.8A / 16V 3.5A / 19V 3.5A
(Different voltage selecting by the 3-scale-switch)
Specifications
Item |
Contents |
Criteria(Adjustable) |
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1 |
Model |
HCX-H078 |
Charge and Discharge Management Board (3S) |
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2 |
Battery Type |
Compatible with Li-ion/Li-Polymer |
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3 |
Battery Packs |
4S battery Packs |
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4 |
DC Input (DC wide-range INPUT) |
16V~20V |
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5 |
USB Output |
5V 1A |
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6 |
DC Output |
12V |
Selecting by 3-scale-switch(check the picture above) |
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16V |
Selecting by 3-scale-switch(check the picture above) |
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19V |
Selecting by 3-scale-switch(check the picture above) |
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7 |
Fuel/Gas Gauge |
4 LEDs will display different energy level during charging and discharging,the LEDs will light on sequentially during charging |
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8 |
Fuel/Gas Gauge For battery packs’ Capacity |
To check battery packs capacity by pressing the “power level checking switch” on the board; 5 LEDs divide battery capacity into different energy level; |
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9 |
Over Charge (per cell) |
Overcharge Protection Voltage |
4300±50mV |
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Overcharge Recovery Voltage |
4050±100mV |
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10 |
Over Discharge (per cell) |
Over Discharge Protection Voltage |
2400±100mV |
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Over Discharge Recovery Voltage |
3000±100mV |
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11 |
Resistance and Self-Consumption (per cell) |
Inner Resistance |
≤100mΩ |
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Self-Consumption |
≤200uA |
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8 |
Size (L*W*T) |
L62mm*W16mm*T8m |