Torex Semiconductor, Ltd. Voltage Regulators - DC DC Switching Regulators XC9258A1CEMR-G

The XC9258A1CEMR-G is a synchronous step-down DC/DC converter designed for high efficiency and stable power supply applications. It features an output current capability of 1.0A and an adjustable output voltage range from 0.8V to 3.6V with an accuracy of ±2.0%. The device operates within an input voltage range of 2.5V to 5.5V and offers selectable oscillation frequencies of 1.2MHz or 6.0MHz, making it suitable for various applications. This regulator utilizes HiSAT-COT control for excellent transient response and incorporates automatic PWM/PFM switching control, which optimizes efficiency across different load conditions. It includes essential protection features such as thermal shutdown, current limit, and under-voltage lockout (UVLO). The XC9258A1CEMR-G also supports soft-start functionality, reducing inrush current during startup. The product is available in compact SOT-25 and USP-6C packages, making it suitable for space-constrained designs. It is compliant with EU RoHS standards, ensuring it meets environmental regulations. This regulator is ideal for applications in smartphones, portable devices, and point-of-load systems.