Torex Semiconductor, Ltd. Voltage Regulators - DC DC Switching Regulators XC9258A33EMR-G

The XC9258A33EMR-G is a synchronous step-down DC/DC converter designed for high efficiency and stable power supply applications. It features an output voltage range of 0.8V to 3.6V, with an accuracy of ±2.0%, and can deliver an output current of up to 1.0A. 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, allowing for flexibility in various applications. This regulator utilizes HiSAT-COT control for excellent transient response and includes automatic PWM/PFM switching control, which enhances efficiency across a wide load range. It incorporates several protection features, including thermal shutdown, current limit, and under-voltage lockout (UVLO), ensuring reliable operation. The XC9258A33EMR-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 in applications such as smartphones, Bluetooth devices, portable game consoles, and wearable technology. It is compliant with EU RoHS standards, ensuring it meets environmental regulations.