The XC9226A15CMR is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor Ltd. This converter integrates a coil, offering a compact and efficient power management solution for various electronic devices. It is designed to provide a stable and regulated output voltage from a higher input voltage, making it suitable for battery-powered applications and systems requiring point-of-load regulation.

Applications:

• Wearable devices: Smartwatches, fitness trackers, and other portable devices.
• IoT (Internet of Things) devices: Sensors, communication modules, and other low-power IoT applications.
• Mobile phones and smartphones: Power management for various internal circuits.
• Portable electronic devices: MP3 players, digital cameras, and handheld gaming consoles.
• Battery-powered equipment: Cordless tools, medical devices, and remote control systems.

Features:

• Integrated coil: Simplifies design and reduces board space.
• Synchronous rectification: Improves efficiency by reducing power loss.
• High efficiency: Minimizes energy consumption and extends battery life.
• Low quiescent current: Reduces power consumption in standby mode.
• Soft-start function: Limits inrush current during startup, preventing voltage drops and potential damage.
• Overcurrent protection: Protects the device and the load from excessive current.
• Under-voltage lockout (UVLO): Prevents operation when the input voltage is too low, ensuring stable operation.

Benefits:

• Compact size: Allows for use in space-constrained applications.
• High efficiency: Reduces heat generation and improves overall system performance.
• Stable output voltage: Ensures reliable operation of connected devices.
• Long battery life: Extends the operating time of battery-powered devices.
• Simplified design: The integrated coil reduces the number of external components required.
• Robust protection features: Prevents damage from overcurrent and undervoltage conditions.

Additional Details:

The XC9226A15CMR typically operates with an input voltage range of 2.7V to 5.5V. The fixed output voltage is 1.5V. The switching frequency is typically in the MHz range, allowing for smaller external components. The device is available in a compact package, such as a CL-2025. Detailed specifications regarding output current, efficiency curves, and protection thresholds are available in the product datasheet from Torex Semiconductor Ltd.