XC6220A481PR-G

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

The XC6220A481PR-G is a CMOS low dropout regulator from Torex Semiconductor, featuring Green Operation for automatic switching between high speed and power save modes. It provides a fixed output voltage of 4.8V with a maximum continuous output current of 1A. The device operates within an input voltage range of 1.6V to 6.0V and offers high accuracy of ±1% for voltages at or above 2.0V. It utilizes a SOT-89-5 package and includes built-in thermal shutdown and inrush current prevention circuits.

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

• Integrates Green Operation function to automatically switch between high speed and power save modes based on load current levels.
• Features ultra-low dropout voltage performance enabled by an integrated driver transistor with low on-resistance.
• Includes built-in protection mechanisms such as over-current limiting, thermal shutdown, and inrush current prevention circuitry.

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

• Optical disk drives
• Magnetic disk drives
• Digital still cameras and camcorders
• Digital audio equipment

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

Verify the specific suffix 'PR-G' corresponds to the SOT-89-5 package and standard reel quantities when sourcing. Confirm that the 'A' designation indicates the absence of both CE pull-down resistor and CL auto-discharge features. Ensure compatibility with ceramic output capacitors as specified in the datasheet for stable phase compensation.

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

Select this component for applications requiring a fixed 4.8V supply with up to 1A capacity. The 'A' series type is suitable where external control of the enable pin is managed without internal pull-down resistors. Consider the thermal dissipation capabilities of the SOT-89-5 package relative to the expected power loss under load conditions.

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

This part belongs to the XC6220 series of 1A LDO regulators known for high precision and low noise. The series is designed to extend battery life through efficient power management. The XC6220A variant specifically lacks the internal discharge and pull-down features found in B, C, and D types, offering a semi-custom configuration for specific logic requirements.

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

Direct substitutes include other XC6220 variants with different output voltages or packages, such as XC6220x481MR-G (SOT-25) or XC6220x481ER-G (USP-6C). Cross-series replacements require verification of pinout compatibility and electrical parameter alignment.