ILC7071AIM533X

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

The ILC7071AIM533X is a 100mA ultra-low noise CMOS RF-LDO regulator manufactured by Fairchild Semiconductor. It provides a fixed 3.3V output voltage with 1% accuracy. The device features a low dropout voltage of 50mV at 10mA and consumes only 90µA ground current at full load. It offers 70dB ripple rejection at 1kHz and ultra-low noise of 10µVRMS from 300Hz to 100kHz. Packaged in an industry-standard SOT-23-5, it utilizes low ESR ceramic or tantalum capacitors.

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

• Ultra-low noise performance of 10µVRMS for sensitive RF applications
• Logic level enable pin for power management control
• Low dropout voltage capability using standard ceramic or tantalum capacitors
• High ripple rejection ratio ensuring stable output under varying conditions

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

• Cellular phones
• Wireless communicators
• PDAs and palmtops
• Battery-powered portable electronics

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

Verify the specific suffix 'M533X' against official Fairchild documentation to confirm the 3.3V fixed output variant. Ensure compatibility with SOT-23-5 footprint requirements. Confirm that the sourcing channel provides genuine components with traceable manufacturing data. Check for any specific handling instructions related to the CMOS process technology used.

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

Select this component when ultra-low noise is critical for RF signal integrity in portable devices. The 100mA output current suits moderate load requirements. Consider the 3.3V fixed output option if other voltage levels are not needed. The SOT-23-5 package is suitable for space-constrained designs requiring small form factors.

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

This part belongs to the ILC7071 series of low-dropout linear regulators. The series includes various fixed output voltage options such as 2.8V, 3.0V, 3.6V, 4.7V, and 5.0V. The AIM533X designation specifically indicates the 3.3V output version within the SOT-23-5 package family.

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

Direct substitutes include other ILC7071 variants with different fixed output voltages (e.g., ILC7071AIM525X for 2.5V) if voltage adjustment is permissible. Cross-reference with Fairchild's updated product line for any successor components.