The XC9226A10CMRN is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor Ltd. This converter is designed for applications requiring high efficiency and a compact solution for voltage regulation. It integrates a PWM control circuit and a synchronous rectifier, enabling efficient power conversion.

Applications

• Power management in portable devices: Smartphones, tablets, and other battery-powered gadgets.
• Point-of-load regulators: Providing localized voltage regulation in various electronic systems.
• Wireless communication devices: Ensuring stable power supply for RF transceivers and other components.
• IoT (Internet of Things) devices: Supplying power to sensors, microcontrollers, and communication modules.
• Wearable technology: Smartwatches, fitness trackers, and similar devices where space and efficiency are critical.

Features

• Synchronous rectification: Improves efficiency by replacing the rectifier diode with a MOSFET.
• PWM control: Provides stable and efficient voltage regulation.
• Low supply current: Minimizes power consumption, extending battery life in portable applications.
• Compact package: Allows for integration into small form factor devices.
• Input voltage range: Wide input voltage range accommodates various power sources.
• Built-in protection circuits: Overcurrent protection (OCP) and short circuit protection (SCP) enhance reliability.

Benefits

• High efficiency: Reduces power loss and heat generation, resulting in longer battery life and improved system performance.
• Small size: Enables compact designs, making it suitable for portable and space-constrained applications.
• Stable voltage regulation: Ensures consistent performance of connected devices, even with fluctuating input voltage or load conditions.
• Reliable operation: Built-in protection features prevent damage from overcurrent and short circuits.
• Simplified design: Integrated components reduce the need for external circuitry, simplifying the design process.

Additional Details

The XC9226A10CMRN operates with a fixed switching frequency, contributing to stable and predictable performance. It is available in a small package, typically a SOT-25 or similar, to minimize board space. The device includes a soft-start function to limit inrush current during startup, further enhancing system stability. The specific output voltage is preset internally by Torex, and it is crucial to select the appropriate variant for the intended application. Detailed specifications, including the operating temperature range, maximum input voltage, and output voltage accuracy, can be found in the product datasheet.