The XC6504A331MR is a high-efficiency step-up DC/DC converter manufactured by Torex Semiconductor Ltd. It is designed to boost a lower input voltage to a higher, stable output voltage. It is suitable for various portable and battery-powered applications requiring a regulated voltage supply.

Applications:

• LCD Bias Power Supplies: Powering LCD displays in portable devices.
• LED Backlight Drivers: Driving LEDs for backlight applications.
• Portable Medical Devices: Powering sensors and other components in medical devices.
• Wearable Electronics: Power management in smartwatches and fitness trackers.
• Energy Harvesting Applications: Boosting voltage from low-voltage energy harvesting sources.

Features:

• High Efficiency: Achieves high efficiency conversion.
• Low Start-up Voltage: Operates from a low input voltage.
• Adjustable Output Voltage: Output voltage can be adjusted using external components.
• Overcurrent Protection (OCP): Protects the converter and load from overcurrent conditions.
• Under Voltage Lockout (UVLO): Prevents operation with low battery or input voltage.
• Soft-Start Function: Reduces inrush current during startup.
• Small Package: Available in a compact package for space-saving applications.

Benefits:

• Extended Battery Life: High efficiency maximizes battery life in portable devices.
• Stable Output Voltage: Provides a stable regulated output voltage.
• Protection Features: Enhanced protection against potential device damage.
• Small Footprint: Compact package allows for use in size-constrained applications.
• Wide Input Voltage Range: Accommodates a wide range of input voltages.

Additional Details:

The XC6504A331MR utilizes a PWM control scheme to regulate the output voltage. The switching frequency is internally set, which simplifies the external component selection. The operating temperature range is typically -40°C to +85°C.