The XC62ER4002MR is a highly precise and low power consumption LDO (Low Dropout) regulator manufactured by Torex Semiconductor Ltd. This regulator is designed to provide a stable output voltage even when the input voltage is close to the output voltage, making it suitable for battery-powered devices and applications where efficiency is critical.

Applications

• Mobile Phones: Power management for various components.
• Wireless Communication Devices: Regulating voltage for RF modules and microcontrollers.
• Wearable Devices: Powering sensors and processors in smartwatches and fitness trackers.
• IoT Devices: Providing stable voltage to low-power microcontrollers and sensors.
• Portable Medical Devices: Ensuring reliable operation of sensitive medical equipment.

Features

• Low Dropout Voltage: Operates with minimal difference between input and output voltage, maximizing efficiency.
• High Accuracy: Delivers a stable and precise output voltage.
• Low Quiescent Current: Minimizes power consumption during standby and operation.
• Overcurrent Protection: Protects the regulator and connected components from damage due to excessive current.
• Short Circuit Protection: Shuts down the output in case of a short circuit, preventing damage.
• Small Package: Available in compact packages suitable for space-constrained applications.
• Enable/Disable Function: Allows the regulator to be turned on or off, further reducing power consumption.

Benefits

• Extended Battery Life: Low quiescent current and high efficiency contribute to longer battery life in portable devices.
• Stable Output Voltage: Ensures reliable operation of connected components, even with fluctuating input voltage.
• Protection Against Damage: Overcurrent and short circuit protection prevent damage to the regulator and connected circuitry.
• Reduced Power Consumption: Low dropout voltage and enable/disable function minimize overall power consumption.
• Compact Design: Small package size allows for integration into space-constrained applications.

Additional Details

The XC62ER4002MR typically operates with an input voltage range of 1.8V to 6.0V and provides a fixed output voltage of 4.0V. It is available in a small package such as SOT-25. The regulator also features a built-in soft-start circuit to minimize inrush current during startup, further enhancing its reliability and reducing stress on the power source. Its high accuracy and low noise performance make it suitable for sensitive analog and digital circuits. This LDO regulator is an ideal choice for applications requiring high efficiency, stable voltage regulation, and robust protection features.