The XC62EP4201MR is a highly precise, low power consumption LDO (low dropout) regulator manufactured by Torex Semiconductor Ltd. It is designed for use in portable devices and other applications where efficiency and space are critical. The device features a small SOT-25 package and offers excellent transient response, making it suitable for demanding applications.

Applications

• Smartphones and mobile devices: Powering core logic, memory, and peripheral circuits.
• Wearable electronics: Smartwatches, fitness trackers, and other battery-powered wearables.
• IoT (Internet of Things) devices: Sensors, communication modules, and microcontrollers in connected devices.
• Portable medical devices: Glucose meters, heart rate monitors, and other battery-operated medical equipment.
• Wireless communication modules: Powering Bluetooth, Wi-Fi, and Zigbee modules.

Features

• Low Dropout Voltage: Ensures stable output voltage even when the input voltage is close to the output voltage.
• Low Quiescent Current: Minimizes power consumption in standby mode, extending battery life.
• High Ripple Rejection: Effectively filters out noise and ripple from the input voltage, providing a clean and stable output.
• Overcurrent Protection: Protects the device and the connected load from damage due to excessive current.
• Thermal Shutdown Protection: Prevents the device from overheating and causing damage.
• Small SOT-25 Package: Saves valuable board space in compact applications.
• Ceramic capacitor compatible: Stable with small ceramic output capacitors.

Benefits

• Extended Battery Life: Low quiescent current and high efficiency maximize battery runtime in portable devices.
• Stable Output Voltage: Excellent transient response and high ripple rejection ensure a stable and reliable power supply.
• Compact Design: Small SOT-25 package allows for integration into space-constrained applications.
• Enhanced System Reliability: Overcurrent and thermal shutdown protection prevent damage to the device and the connected load.
• Simplified Design: Ceramic capacitor compatibility simplifies the design process and reduces component count.

Additional Details

The XC62EP4201MR has a fixed output voltage of 4.2V. It is stable with ceramic capacitors, which helps to reduce the size and cost of the overall solution. The input voltage range is typically between 1.8V and 6.0V. The operating temperature range is -40°C to +85°C. It also includes a chip enable function to disable the output and further reduce the quiescent current. The device is RoHS compliant and halogen-free.