RT9166A-25GG

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

The RT9166A-25GG is a CMOS low dropout regulator optimized for ultra-fast transient response. It provides a fixed 2.5V output with a maximum current of 600mA. The device operates within an input voltage range of 2.8V to 5.5V and exhibits a typical dropout voltage of 580mV at full load. It maintains stability using ceramic capacitors as small as 1μF. The component includes current limiting and thermal shutdown protection, ensuring reliable operation in compact power supply designs.

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

• Optimized for ultra-fast transient response in dynamic load conditions
• Ensures stability with minimal external capacitance requirements
• Integrates comprehensive protection mechanisms against overcurrent and overheating

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

• CD/DVD-ROM drives
• Wireless LAN cards and peripherals
• Battery-powered equipment

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

Verify the specific suffix GG corresponds to the SOT-223 package variant when sourcing. Confirm the fixed 2.5V output rating matches the target circuit design. Ensure compatibility with standard surface-mount assembly processes. Cross-reference the manufacturer's latest documentation to validate pinout configurations and thermal characteristics before finalizing procurement orders.

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

Select this regulator for applications requiring rapid load step recovery and stable performance with small ceramic capacitors. It is suitable for systems where space constraints limit external component count. Consider the 600mA output capability and 580mV dropout voltage for efficiency calculations. Verify that the input voltage range accommodates the system's supply variations without exceeding the maximum rating.

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

This component belongs to the RT9166/A series of CMOS low dropout regulators manufactured by Richtek Technology Corporation. The series is designed to deliver high accuracy and fast transient response for portable and wireless communication devices. Variants within the family offer different output voltages and package options to suit diverse embedded power management needs.

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

Compatible substitutes include other models from the RT9166/A series with matching 2.5V output and 600mA current ratings. Verify equivalent package dimensions and pin assignments to ensure mechanical fit. Check for identical electrical specifications regarding dropout voltage and quiescent current during substitution analysis.