Portable Battery Power Supply

grabcad

This Educational Kit, available at Jameco Electronics' website, comes with a range of features and components. Powered by an input voltage between 1.5-4.8VDC, it delivers a steady output voltage of 5V. With an output current capacity of 4A, this portable power supply is perfect for charging mobile phones, gadgets, and even powering Arduino boards, robotic projects, weather stations, and radio control devices. The kit includes 4 NiMh 2500mAh rechargeable batteries, a NiMh battery charger, and an AA battery holder for 3 batteries, which can be connected in series to provide a nominal 3.6V input voltage. This power supply boasts greater efficiency across the full range of input voltages and output load currents (87%-95%) compared to other step-up converters. Its top-notch components ensure long life and stability, making it a versatile and valuable tool for various projects. The kit also comes with schematic files, BOM, and instructions available at the provided link.