The XC6217B331MR is a low dropout (LDO) voltage regulator manufactured by Torex Semiconductor Ltd. This regulator is designed to provide a stable and regulated output voltage, even when the input voltage is close to the output voltage. It is characterized by its low quiescent current, high ripple rejection, and excellent transient response, making it suitable for a wide range of portable and battery-powered applications. The device also includes built-in protection features to ensure reliable operation and prevent damage due to overcurrent or overheating.

Applications

• Portable Electronics: Smartphones, tablets, digital cameras, and portable media players.
• Wearable Devices: Smartwatches, fitness trackers, and health monitoring devices.
• IoT (Internet of Things) Devices: Wireless sensors, smart home devices, and connected appliances.
• Battery-Powered Equipment: Portable medical devices, handheld instruments, and remote controls.
• Wireless Communication Modules: Bluetooth, Wi-Fi, and Zigbee modules requiring stable voltage.

Features

• Low Dropout Voltage: Maintains a stable output voltage even with a small difference between input and 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.
• Overcurrent Protection: Protects the regulator and the load from excessive current draw.
• Short Circuit Protection: Shuts down the output in the event of a short circuit.
• Thermal Shutdown Protection: Prevents overheating and damage to the regulator.
• Small Package Size: Available in compact packages for space-constrained applications.

Benefits

• Extended Battery Life: Low quiescent current significantly improves battery life in portable devices.
• Stable Voltage Supply: Provides a consistent and reliable voltage source for sensitive electronic components.
• Improved System Performance: High ripple rejection ensures clean power, minimizing noise and interference.
• Enhanced Protection: Built-in protection features safeguard the regulator and connected circuits from damage.
• Compact Design: Small package size allows for easy integration into small form factor devices.
• Simplified Design: Requires minimal external components, simplifying circuit design and reducing board space.

Additional Details

The XC6217B331MR provides a fixed output voltage of 3.3V. It typically operates with an input voltage ranging from 1.8V to 6.0V. The operating temperature range for this device is generally from -40°C to +85°C. This LDO regulator is available in a small package, often SOT-25. Output voltage accuracy is typically ±2%. The device is RoHS compliant.