ILC7011AIC527X

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

The ILC7011AIC527X is an 80mA, ultra-low noise, low dropout (LDO) linear regulator manufactured by Fairchild Semiconductor. Designed in CMOS technology, it combines low quiescent current with high ripple rejection and power handling capabilities. The device features a fixed output voltage of 2.7V with 1% accuracy. It draws only 75µA ground current at full load and offers ripple rejection up to 75dB at 1kHz. Packaged in industry-standard five-lead SC70 format, it ensures excellent line and load transient response for portable electronics.

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

• Ultra-low noise performance suitable for RF applications
• High ripple rejection capability up to 75dB at 1kHz
• Low quiescent current consumption of 75µA at 80mA load
• Fixed 2.7V output voltage with 1% accuracy

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

• Cellular phones
• Wireless communicators
• PDAs / palmtops / organizers
• Battery powered portable electronics

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

Verify the specific suffix AIC527X confirms the 2.7V fixed output voltage variant. Ensure the SC70 package type matches the design requirements. Confirm compliance with RoHS standards if required for the target market. Check for lead-free certification status as older Fairchild documentation may indicate non-compliance. Validate that the 80mA output current rating meets the system's maximum load demands.

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

Select this component when ultra-low noise is critical for sensitive RF circuits. The 2.7V fixed output suits systems requiring stable low-voltage rails. Consider the 75µA ground current for battery life optimization in portable devices. The SC70 package is ideal for space-constrained designs. Ensure input voltage remains above the dropout threshold for proper regulation under all load conditions.

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

The ILC7011 series complements the ILC7010 family, offering similar 80mA performance with different output voltage options. Both utilize CMOS technology for low noise and small size. The ILC7011AIC527X specifically provides a 2.7V output, distinguishing it from other variants like 3.3V or 5.0V versions. It is part of Fairchild's portfolio of low-dropout regulators designed for mobile and portable applications.

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

Direct substitutes include other ILC7010/7011 variants with matching 2.7V output and SC70 packaging. Verify pin compatibility and electrical specifications before substitution. Cross-reference with equivalent LDOs from other manufacturers ensuring identical noise and current ratings.