XC6503P401PR-G

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

The XC6503P401PR-G is a fixed-output CMOS LDO regulator from Torex Semiconductor, providing a nominal output voltage of 4.0V with a maximum load current of 500mA. It operates within an input voltage range of 1.7V to 6.0V and features internal phase compensation for stable operation without external load capacitors. The device includes built-in protection circuits such as current limit, short-circuit protection, and thermal shutdown. It is housed in a SOT-89 package.

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

• Capacitor-less stability achieved through internal phase compensation
• Integrated fold-back current limiter and thermal shutdown protection
• Low power consumption with minimal supply current draw

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

• Smart phones and mobile phones
• Portable game consoles
• Wireless modules
• Camera modules
• Bluetooth modules

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

Verify the specific output voltage code '40' corresponds to the required 4.0V level during procurement. Confirm the 'P' designation indicates the three-terminal version without a Chip Enable pin. Ensure the '-G' suffix matches environmental compliance requirements for the target assembly process.

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

Select this component when a fixed 4.0V rail is needed with high transient response capabilities. The absence of a CE pin simplifies board layout compared to A/B/C/D variants. Verify that the application does not require active shutdown control, as this model lacks the enable functionality found in other series members.

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

This part belongs to the XC6503 series of CL capacitor-less LDO regulators. The 'P' type designator distinguishes it as a basic three-terminal regulator without Chip Enable logic. It shares core performance characteristics like speed and protection with the enabled variants but offers a simpler interface for constant-on applications.

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

XC6503P401MR-G (SOT-25 package)

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

Does the XC6503P401PR-G support Chip Enable functionality?

No, the XC6503P series is a 3-terminal regulator and does not have a Chip Enable (CE) pin.

Is an external output capacitor required for stability?

No, the device utilizes internal phase compensation to ensure stable operation even without a load capacitor.