Solar LED Street Light Driver With Dimming (PIR)


1. PWM Based Charging
2. LED driver support up to 7 to 60 Watt
3. Solar Panel Dusk to Dawn Option.
● NTTV (Night Time Threshold Voltage) 2.8 Volt
● DTTV (Day Time Threshold Voltage) 3.8 Volt 
4. Dimming options.
(Late Night  Mode First 4 Hour 100% Brightness After 4 hour 50% Dimming).
5. Solar Panel Maximum open circuit Voltage 22V.
6. Solar Panel Maximum MPP Voltage 18.5V.
7. Supported Battery.
● Lithium Ion (11.1V)
● Lead Acid Battery (12V).
8. Motion Sensor Activate after 4 Hour.
9. Ideal Current Consumption less than 3ma.
10.LED Driver Methodology 
(Dual PWM DC-DC Buck Converter).
11. PWM Frequency 30.53KHZ
12. LED Driver Efficiency 91%
13. Charge Controller Efficiency 93%
14. Maximum Panal Support 320Watt.
15. Maximum Battery Support 150AH
16. Maximum LED Driver Support 60 Watt.
17. Current Limiting For Led Module.
18. Charge Controller Methodology 
(Three stage battery charge monitoring Algorithm).
19. Software Watchdog For LED over current
20. Low and High battery voltage cut off.
21. Compatible with motion sensor(PIR sensor)
22. Design suitable for street light and home light.
23. Battery charging Indications
● Green led – Charging 
● Red led – low battery
● Both glow together if any fault like open load or short circuit.

☆Solar reverse connection.
☆Battery reverse connection.
☆Over charging.
☆Over temperature.
☆Current Short Circuit.
☆Deep Discharge Protection.

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