2S 7.4v 8.4v lítium akkumulátor töltő modul USB booster töltőkártya 5v2a - 8.4v két akkumulátor töltésével
2S 7.4v 8.4v lithium battery charging module USB booster charging board 5v2a to 8.4v charging two batteries
2 strings lithium battery boost charging board description
The 2-series lithium battery boost charging board is a dual-series lithium battery synchronous boost charging module with high integration and high reliability. The input voltage is 5V, the BAT voltage is 8.4V, and the charging efficiency is 94% when the charging current is 1.2A. . The charging integrates various protection functions: input overvoltage, input undervoltage, output overvoltage, output short circuit, chip overtemperature, and a maximum charging time of 24 hours.
Parameter function description
1. Input voltage working range 4.6V~5.5V
2.5V/2A input synchronous boost charging
3. Enter adaptive charging
4. Support two 4.2V batteries
5.ED display charging status, support two-color light display
6. Built-in trickle/constant current/constant voltage charging mode
7. Charge 24 hours overtime protection
8. Output overcurrent, overvoltage, short circuit protection
9. Input overvoltage and undervoltage protection
10. Input withstand voltage 13V
11.OTP over temperature protection
12. Size: 28MM*17MM
1005004116571243 - blackh