All pictures are for illustrative purposes only.


CA$5.00 EACH
Size: 25*17*5mm (length*width*height)
Input voltage: DC 5-18V(actual 5-12V is appropriate)
Charging status: full and no-load blue light, red during charging
The voltage setting must be operated in the power-off state, and the switch must be disconnected before switching.
Can also be used for white LED constant current drive: set a single lithium drive one, set dual lithium drive two strings

Portable devices, various chargers, smart phones, PDA, mobile cellular phones, MP4 or MP5 players, tablet PC, model airplanes, power tools, intercoms
IN STOCK Quantity

1. Dual / single 8.4V / 4.2V lithium battery charging
2. Built-in power MOSFET, switch mode, low device heat, simple external
3. Programmable charge current, 0.1-2A
4. Programmable precharge current, 10%-100%
5. No need for an external anti-sinking schottky diode
6. Wide operating voltage up to 18V
7. Red and green LED charge status indication
8. Chip temperature protection, over-current protection, under-voltage protection
9. Battery temperature protection, reverse battery shutdown, short circuit protection
10. Switching frequency 400KHz, available inductance 20uH and above
11. PWR_ 0N-power, battery-powered switching control
12. Less than 1% charge voltage control accuracy
13. Trickle, constant current, constant voltage three-stage charging to protect the battery
14. Using QFN16 4mm*4mm ultra small package
Absolute maximum rating:
1. Static input supply voltage (vin): 20V
2. BAT: -8.4V~20V
3. BAT short circuit duration: continuous
4. Maximum junction temperature: 120℃
5. Working environment temperature range: -40℃~85℃
6. Storage temperature range: -65℃~125℃
7. Pin temperature (welding time 10 seconds): 260'℃