XC6501B241MR-G

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

The XC6501B241MR-G is a 200mA high-speed CMOS LDO regulator from Torex Semiconductor. It provides a fixed 2.4V output with ±1% accuracy and operates within a 1.4V to 6.0V input range. The device features internal phase compensation, allowing stable operation without an external load capacitor. It includes a CE pin for standby control, reducing current consumption below 0.1μA. Built-in protection circuits include current limiting and short-circuit protection.

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

• Internal phase compensation enables stable voltage regulation without requiring an external load capacitor.
• Integrated CE pin allows the circuit to enter a low-power standby mode with minimal current draw.
• Incorporates CL auto-discharge functionality to rapidly discharge stored charge in the output capacitor during shutdown.
• Fold-back current limit circuit provides short-circuit protection and limits maximum output current.

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

• Smart phones and mobile phones
• Portable game devices
• Wireless and camera modules
• Bluetooth communication devices
• Digital-TV tuners

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

Verify the specific package type SOT-25 matches the design requirements. Confirm that the fixed 2.4V output voltage aligns with the target circuit specifications. Ensure the operating temperature range of -40°C to +85°C is suitable for the intended environment. Check compliance with EU RoHS standards if required by the manufacturing process.

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

Select this component when a compact solution without external output capacitors is necessary. The B-type designation indicates the presence of the CL auto-discharge feature, which is critical for applications requiring rapid output voltage decay. Consider the 200mA output capability and low dropout characteristics for efficient power management in battery-operated systems.

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

This part belongs to the XC6501 series of high-speed LDO regulators designed for low power consumption. The series utilizes CMOS technology to achieve high speed and low noise performance. The 'B' suffix denotes specific functional attributes regarding the CE pin and auto-discharge capabilities, distinguishing it from other variants in the family.

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

XC6501A241MR-G lacks the CL auto-discharge feature found in the B-series variant.

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

Does the XC6501B241MR-G require an external load capacitor?

No, the device features internal phase compensation that ensures stable operation without an external load capacitor.

What is the function of the CE pin on this regulator?

The CE pin controls the ON/OFF state of the regulator. A low signal activates standby mode, reducing supply current significantly.