Torex Semiconductor, Ltd. Voltage Regulators - DC DC Switching Regulators XC9142C44DMR-G

The XC9142C44DMR-G is a synchronous step-up DC/DC converter designed to provide a fixed output voltage of 4.4V with a maximum output current of 500mA. It operates efficiently with an input voltage range of 0.65V to 6.0V and features a low ON resistance of 0.3Oc for both the N-channel and P-channel transistors, enabling stable performance. The device supports output voltage settings from 1.8V to 5.5V in 0.1V increments and offers selectable oscillation frequencies of 1.2MHz or 3.0MHz, allowing customization for specific applications. The XC9142C44DMR-G includes several protective features such as over-current limit and output short-circuit protection, ensuring reliability in various operating conditions. It is suitable for portable and wearable devices, as well as applications powered by one to three alkaline or nickel hydride batteries. The product is packaged in a compact SOT-25 format and is compliant with EU RoHS standards, making it an environmentally friendly choice for engineers looking for a reliable voltage regulation solution.