XC6501D25A7R-G

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The XC6501D25A7R-G is a fixed positive low-dropout (LDO) regulator manufactured by Torex Semiconductor. It provides a nominal output voltage of 2.25V with a maximum output current capability of 200mA. The device operates within an input voltage range of 2.75V to 6V and features a typical dropout voltage of 0.41V at full load. It incorporates internal phase compensation, allowing for stable operation without the need for external output capacitors. The regulator includes overcurrent protection and a chip-enable function that reduces standby current consumption significantly.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Capacitor-less stability achieved through internal phase compensation circuitry
• Integrated auto-discharge switch for rapid output voltage decay in standby mode
• Fold-back current limit circuit providing short-circuit protection

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered equipment utilizing CMOS LDO regulation
• RF and digital circuits in mobile communication modules

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific output voltage tolerance and package marking against the official datasheet before integration. Confirm that the USPN-4 package dimensions align with the target PCB footprint. Ensure the input voltage supply remains within the specified operational limits to maintain regulation accuracy and thermal performance under all expected load conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed low-voltage output is required without external filtering components. The internal compensation simplifies board layout compared to traditional LDOs. Consider the 200mA current rating and 6V maximum input voltage to ensure compatibility with the system power architecture and thermal dissipation requirements.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the XC6501 series of high-speed, low-power CMOS LDO regulators from Torex Semiconductor. The series is characterized by its ability to operate stably without load capacitors, making it suitable for space-constrained applications. The 'D' suffix typically denotes specific output voltage options within the family, while '7R-G' indicates the USPN-4 package and RoHS compliance.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Direct substitutes include other XC6501 variants with compatible output voltages and packages, such as XC6501A or XC6501C series parts. Verify pinout compatibility and electrical specifications before swapping. Generic LDO replacements may require external capacitors due to lack of internal compensation.