TP5100 Single 4.2V / Dual 8.4V 2A Lithium Battery Charging Board
sku: 45059
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$2.86
Shipping from: China
Description
Parameter: 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 Characteristic: 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'? Application: Portable devices, various chargers, smart phones, PDA, mobile cellular phones, MP4 or MP5 players, tablet PC, model airplanes, power tools, intercoms Package included: 1 X TP5100 charging board
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