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Part Number: PIC16F1509 Solar Powered LED Security Lamp POC
PIC16F1509 SOLAR POWERED LED SECURITY LAMP (PROOF OF CONCEPT)
Design Highlights:
DC/DC Buck/Boost Power Supply
- ~80% Efficiency @ 500mA charging current
- 9 VDC – 25 VDC Input (compatible with 30-36 cell panels)
- 6.8 VDC – 7.2 VDC @ 500mA DC Output for Battery Charging
- 9 VDC – 24 VDC @ 350mA DC Output for LED Driving
PIC16F1509 Controlled Topology
- Core Independent Peripheral Integration
- Numerically Controlled Oscillator (NCO)
- 10-bit Analog to Digital Converter (ADC)
- Maximum Power Point Tracking (MPPT) Solar Charging to Battery
- Night sensing via solar panel
- (2u) MCP6V02 OpAmp for current shunt amplification and motion sensing via Passive Infrared (PIR) sensor
- MCP1790 High Voltage Regulator Boost LED Driver.