Singleunit solar antibackflow ideal diode and constant current power supply module for battery charging and antireverse protection. Operating range DC 5 to 60V. Key benefits Prevents reverse current flow from battery to solar panel or load, protecting batteries and upstream components. Provides ideal diode behavior with low voltage drop for more efficient power transfer than ordinary diodes. Supplies a stable constant current during charging to reduce charging stress and improve charge consistency. Wide input voltage range supports diverse solar panels and DC sources for flexible system design. Simple inline integration for irrigation pumps, small offgrid power systems, and battery charging circuits. Main functions Antibackflow and antireverse protection to stop discharge into the source when input power is absent. Constant current power supply behavior to regulate charging current for batteries. Ideal diode operation to automatically switch conduction direction without mechanical relays or large power losses. Compatibility and performance Operates across DC 5 to 60V, suitable for common solar panel outputs and DC battery voltages used in small systems. Works with typical battery chemistries and DC loads used in irrigation controllers, pumps, and offgrid electronics. Designed as a single PCB module for direct integration into wiring runs or small control boxes. Practical use scenarios Solar irrigation system: Place the module between the solar array and battery bank to prevent nighttime discharge back into the panels and to maintain steady charging current during daylight. Offgrid cabin or remote lighting: Use the module to protect batteries from reverse flow when panels are inactive and to provide consistent charging behavior from variable solar input. Sensor array or telemetry power: Integrate the module to protect batterybacked sensors and to limit charging current for small sealed batteries or battery packs. Installation and handling Supplied as one module intended for inline connection with clear polarity; observe correct DC wiring when installing. Compact form factor for mounting inside small enclosures or control panels. Handle as an electronic module and secure against moisture and mechanical stress. What makes this module useful Combines antireverse protection with constant current behavior in a compact electronic form, reducing component count and simplifying system wiring. Wide voltage compatibility and low conduction loss make it suitable for many small solar and DC battery applications where reliable charging and backflow prevention are required.