The UC3842B, UC3843B, UC2842B, and UC2843B series from onsemi are high-performance fixed frequency current mode controllers designed for Off-Line and DC-to-DC converter applications. Manufactured by Semiconductor Components Industries, LLC, these components offer a cost-effective solution with minimal external components needed for application circuits. These

Brave is a versatile and efficient power board that can provide 12v, 5v and 3.3v outputs for various applications. It can be powered by battery or solar panel, and the battery can be recharged by solar energy. It can also be powered by a USB port if needed. This board is ideal for IoT projects that require reliable and stable power supply in different environments. #internetOfThings #IoT #power #management #usb

The LoST 3296 board features an Low Power STM32, an RFM95 Module for LoRA connectivity and a connector to interface different sensors. You can hook up a UART module, I2C module and a module using the RS485. The board is powered by the USB-C port