Multi-Cell 2S 3S 4S Type-C To 8.4V 12.6V 16.8V Step-Up Boost LiPo Polymer Li-Ion Charger 7.4V 11.1V 14.8V 18650 Lithium Battery

Description:

1: Diverse choices, customers can choose what they need according to different needs

2: Widely used

3: High safety performance

4: Simple and easy to understand and operate

5: Battery overvoltage protection

Parameter:

2-Cell(2S) 8.4V Version:

Input voltage : DC 3-6V(Recommend DC 3.7V 5V)
Input current : 1A(1A Version);2A(2A Version);4A(4A Version)
Charging voltage : 8.4V
Charging current : 0.55A(1A Version);1.1A(2A Version);2.2A(4A Version)

3-Cell(3S) 12.6V Version:

Input voltage : DC 3-6V(Recommend DC 3.7V 5V)
Input current : 1A(1A Version);2A(2A Version);4A(4A Version)
Charging voltage : 12.6V
Charging current : 0.37A(1A Version);0.74A(2A Version);1.48A(4A Version)

4-Cell(4S) 16.8V Version:

Input voltage : DC 3-6V(Recommend DC 3.7V 5V)
Input current : 1A(1A Version);2A(2A Version);4A(4A Version)
Charging voltage : 16.8V
Charging current : 0.28A(1A Version);0.56A(2A Version);1.12A(4A Version)

Feature:

Switching Frequency up to 1MHz
Quasi-CV mode to Compensate for the Voltage Loss on Battery Internal Resistance and Trace Resistance
Automatic Recharge
Protection for Battery Voltage Being Low than Input and Short Battery
Good adaptability to Input Supply with Limited Driving Capability
Battery Overvoltage Protection
Led indicator : ”CR” LED is charge status indicator
”OK” LED is fully charged OR Constant voltage mode;
Operating Ambient Temperature－40℃ to ＋85℃
Size 39mm x 18mm x 6.3mm
Weight : 5g

Applications: