XC6221C302NR-G

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

The XC6221C302NR-G is a fixed-output low dropout regulator from Torex Semiconductor, providing a nominal output voltage of 3.0V with a maximum continuous output current of 200mA. It operates within an input voltage range of 1.6V to 6.0V and features a typical dropout voltage of 80mV at 100mA load. The device incorporates a CE control pin with an internal pull-down resistor for power management. Electrical specifications include a supply current of 25μA, ripple rejection of 70dB at 1kHz, and line regulation of 0.01%/V. It utilizes the SSOT-24-4 surface-mount package and maintains stable operation across an ambient temperature range of -40°C to +85°C.

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

• Integrates an internal pull-down resistor on the CE pin to ensure defined logic states during open-circuit conditions.
• Delivers high-speed transient response capabilities while maintaining low power consumption through optimized CMOS architecture.
• Supports phase compensation using low ESR ceramic capacitors, facilitating compact circuit board layouts.

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

• Smart phones
• Portable game consoles
• Digital still cameras
• Mobile devices

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

Verify that the specific part number matches the required output voltage and package configuration before procurement. Confirm compliance with environmental standards such as RoHS and lead-free requirements. Ensure the ordering suffix corresponds to the correct reel quantity and packaging type specified by the manufacturer. Cross-reference the datasheet electrical characteristics against system design constraints to validate performance under expected operating conditions.

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

Select this component when a fixed 3.0V rail is required with minimal quiescent current draw. The internal CE pull-down resistor simplifies interface logic by preventing undefined states. Verify that the application load does not exceed the 200mA limit and that the input voltage remains within the 1.6V to 6.0V operational window. Consider the thermal dissipation capabilities of the SSOT-24-4 package relative to the expected power loss in the final assembly.

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

This device belongs to the XC6221 series of high-accuracy, low-noise LDO regulators designed for portable electronics. The 'C' designation indicates the inclusion of a CE pin pull-down resistor without auto-discharge functionality. The 'NR-G' suffix identifies the SSOT-24-4 package format and halogen-free manufacturing process. This series utilizes laser trimming technology to achieve precise output voltage settings in small increments.

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

XC6221C302MR-G

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

How does the XC6221C series differ from the XC6221B series regarding the CE pin?

The XC6221C series includes an internal pull-down resistor on the CE pin, whereas the XC6221B series does not have this resistor but features CL auto-discharge capability.

What is the recommended output capacitor type for this regulator?

The datasheet specifies compatibility with low ESR ceramic capacitors for phase compensation and stable operation.