XC6220A12BQR-G

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

The XC6220A12BQR-G is a CMOS low dropout regulator from the Torex Semiconductor XC6220 series, featuring Green Operation functionality. It provides a fixed output voltage of 1.2V with a maximum continuous output current of 700mA for voltages between 0.8V and 1.15V. The device operates within an input voltage range of 1.6V to 6.0V and supports an ambient operating temperature range of -40°C to +85°C. It utilizes a QR package.

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.
• Includes built-in over-current protection, thermal shutdown, and inrush current prevention circuits for system safety.
• Features CL auto-discharge capability via an internal N-channel transistor when the CE pin is held low.
• Compatible with low ESR ceramic capacitors for output stabilization without requiring external phase compensation.

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 'QR' against official documentation to confirm package type and ordering unit details. Ensure the selected variant matches the required CE pin configuration and discharge features. Cross-reference the datasheet revision date to confirm electrical characteristics align with design requirements before finalizing procurement.

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

Select this component for applications requiring a fixed 1.2V rail with moderate current demands up to 700mA. The Green Operation feature makes it suitable for battery-powered devices where light-load efficiency is critical. Verify that the input voltage remains within the 1.6V to 6.0V range and that the PCB layout supports the specified capacitor values for stability.

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

This part belongs to the XC6220 series of 1A LDO voltage regulators. The series is characterized by high precision, low noise, and ultra-low dropout performance. The 'A' designation indicates a semi-custom version without a CE pull-down resistor, while the 'B' indicates standard features including CL auto-discharge. The series uses laser trimming for accurate output voltage selection.

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

Other parts within the XC6220 series may serve as substitutes if they match the required output voltage, current rating, and package type. Verify compatibility regarding the CE pin logic and presence of CL auto-discharge functions when selecting alternative variants from the same manufacturer family.