This is one of the Solar LED driver types.
Part Number: YX8018, YX8019
Package: TO-94-4 Pin Type
Function: Solar LED driver
See the preview image and the PDF file for more information.
The two 1.25V charge current or one Lights in a stable manner LED in the pond. Light of the sun Saw And to charge the rechargeable battery and a battery hit the error, The point the LED in the charging battery is charged to at night Light, automatic switching.
1. LX : Switched Lane
2. GND : GND
3. CE : Negative electrode of solar batteries, charging control / EN
4. VDD : Solar cell
1. High efficiency: 80-90%
2. Fewer peripherals: only one inductor
3. Low voltage battery protection function
4. Adjust current with inductor