Features:
- Advanced MPPT technology for optimal solar panel efficiency
- Dual charging options: solar panel or USB
- Compatible with solar panels 6V-24V via DC-002 jack or screw terminal
- Onboard MPPT SET switch for improved charging efficiency
- Dual power output interfaces: USB port (5V) and pinheader (3.3V/5V)
- High-capacity capacitors for stable performance with reduced ripple
- Battery holder and PH2.0 connector for various 3.7V Li batteries
- LED indicators for solar panel and battery status
- Multi-protection circuits: overcharge, over-discharge, reverse protection, overheat, overcurrent
Specifications:
| SOLAR IN | 6V ~ 24V |
| RECHARGING | Solar panel, power adapter, USB |
| BATTERY | 3.7V 14500 Li-ion (NOT included) |
| USB INPUT | 5V (Micro USB) |
| 5V OUTPUT | 5V / 1A (USB & pinheader), 3.3V / 1A (pinheader) |
| Recharging Cutoff Voltage | 4.2V ±1% |
| Over-Discharge Protection | 2.9V ±1% |
| Solar Panel Recharging Efficiency | ~78% |
| USB Recharging Efficiency | ~82% |
| Battery Boost Output Efficiency | ~86% |
| Quiescent Current (Max) | <2mA |
| Operating Temperature | -40℃ ~ 85℃ |
| Dimensions | 65.2 × 56.2 × 22.9 mm |
| Weight | 0.029 kg |
Application Example:
Note: MCU board and solar panel are not included.
On-Board Features:
- Solar panel charging input: DC-002 jack or screw terminal
- USB charging input: Micro USB, connect 5V power adapter
- Power output: USB 5V/1A, Pinheader 3.3V/5V
- Battery interfaces: PH2.0 connector or 14500 battery holder
- CS8501: USB power management chip for USB charging and boost output
- CN3791: Solar power management chip for panel charging
- Li battery protection chip: overcharge/overdischarge protection
- Battery switch
- MPPT SET switch (bottom side): selectable 6V/9V/12V/18V/24V
- BOOT key
- Battery capacity indicators
- USB charging indicators: USB Charge / USB Done
- Solar panel charging indicators: Solar Charge / Solar Done / Solar Warning
- Battery warning for reverse connection
- Power output indicator for 5V/1A
Product Showcase:
Outline Dimensions:
Features:
- Advanced MPPT technology for optimal solar panel efficiency
- Dual charging options: solar panel or USB
- Compatible with solar panels 6V-24V via DC-002 jack or screw terminal
- Onboard MPPT SET switch for improved charging efficiency
- Dual power output interfaces: USB port (5V) and pinheader (3.3V/5V)
- High-capacity capacitors for stable performance with reduced ripple
- Battery holder and PH2.0 connector for various 3.7V Li batteries
- LED indicators for solar panel and battery status
- Multi-protection circuits: overcharge, over-discharge, reverse protection, overheat, overcurrent
Specifications:
| SOLAR IN | 6V ~ 24V |
| RECHARGING | Solar panel, power adapter, USB |
| BATTERY | 3.7V 14500 Li-ion (NOT included) |
| USB INPUT | 5V (Micro USB) |
| 5V OUTPUT | 5V / 1A (USB & pinheader), 3.3V / 1A (pinheader) |
| Recharging Cutoff Voltage | 4.2V ±1% |
| Over-Discharge Protection | 2.9V ±1% |
| Solar Panel Recharging Efficiency | ~78% |
| USB Recharging Efficiency | ~82% |
| Battery Boost Output Efficiency | ~86% |
| Quiescent Current (Max) | <2mA |
| Operating Temperature | -40℃ ~ 85℃ |
| Dimensions | 65.2 × 56.2 × 22.9 mm |
| Weight | 0.029 kg |
Application Example:
Note: MCU board and solar panel are not included.
On-Board Features:
- Solar panel charging input: DC-002 jack or screw terminal
- USB charging input: Micro USB, connect 5V power adapter
- Power output: USB 5V/1A, Pinheader 3.3V/5V
- Battery interfaces: PH2.0 connector or 14500 battery holder
- CS8501: USB power management chip for USB charging and boost output
- CN3791: Solar power management chip for panel charging
- Li battery protection chip: overcharge/overdischarge protection
- Battery switch
- MPPT SET switch (bottom side): selectable 6V/9V/12V/18V/24V
- BOOT key
- Battery capacity indicators
- USB charging indicators: USB Charge / USB Done
- Solar panel charging indicators: Solar Charge / Solar Done / Solar Warning
- Battery warning for reverse connection
- Power output indicator for 5V/1A
Product Showcase:
Outline Dimensions: