XC6504A4019R-G

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

The XC6504A4019R-G is a CMOS voltage regulator from the XC6504 series manufactured by Torex Semiconductor. It provides a fixed output voltage of 4.0V with an accuracy of ±1% for voltages at or above 2.0V. The device operates within an input voltage range of 1.4V to 6.0V and supports a maximum output current of 150mA. It features ultra-low supply current consumption of 0.6μA and includes built-in over-current protection. The component utilizes the USPQ-4B04 package and is designed for capacitor-less stable operation.

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

• Ultra-low power consumption with 0.6μA supply current suitable for light load applications
• Capacitor-less stable operation enabled by internal phase compensation circuitry
• Integrated current limiter and foldback circuit for robust protection against overload conditions
• CE pin functionality allows for ON/OFF control with high-level logic enable

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

• Mobile devices and terminals
• Wireless LAN modules
• Camera modules

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

Verify the specific package type, which is USPQ-4B04 for this suffix, against design requirements. Confirm that the fixed 4.0V output aligns with system voltage needs. Ensure compliance with EU RoHS standards as indicated by the -G suffix. Check thermal dissipation limits relative to the PCB mounting area.

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

Select this part when a fixed 4.0V rail is required with minimal quiescent current draw. The USPQ-4B04 package offers a compact footprint compared to other options in the series. Consider the dropout voltage characteristics at expected load currents to ensure sufficient headroom between input and output voltages.

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

This component belongs to the XC6504 series of small LDO regulators. The series is characterized by high accuracy and low power usage. Other variants in the family offer different output voltages ranging from 1.1V to 5.0V and alternative packages such as USPN-4B02, SSOT-24, and SOT-25.

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

Other XC6504 series parts with the same USPQ-4B04 package may serve as substitutes if the output voltage matches. Verify electrical parameters and pinout compatibility before integration.