RT9193-2HGU5

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

The RT9193-2HGU5 is a fixed-output linear regulator from Richtek Technology Corporation, providing a positive 2.0V output with a maximum current of 300mA. It operates within an input voltage range of 2.5V to 5.5V and features a typical dropout voltage of 220mV at full load. The device utilizes a SC-70-5 surface-mount package and includes protection mechanisms such as thermal shutdown and current limiting. Designed for battery-powered systems, it offers ultra-low noise characteristics suitable for RF applications.

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

• Ultra-low noise performance optimized for portable RF and wireless applications
• TTL-logic-controlled shutdown input with standby current below 0.01μA
• Noise bypass pin available for further reduction of output noise
• Compatible with low-ESR ceramic capacitors to minimize board space

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

• Portable RF and wireless devices
• Battery-powered handheld equipment
• Low-noise power supply circuits

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

Verify the specific suffix 'U5' corresponds to the SC-70-5 package configuration in official datasheets. Confirm RoHS compliance status and check for any recent End-of-Life notifications or product change notices from Richtek Technology Corporation prior to procurement.

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

Select this component when designing for space-constrained portable electronics requiring stable 2.0V rails. Ensure input voltage remains above 2.5V and verify that the application benefits from the ultra-fast transient response and low quiescent current characteristics provided by the CMOS LDO architecture.

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

This part belongs to the RT9193 family of 300mA ultra-low noise LDO regulators. The series supports various output voltages and packages including SOT-23-5 and WDFN-6L. The RT9193-2HGU5 specifically denotes the 2.0V fixed output variant housed in the compact SC-70-5 footprint.

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

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing PCB footprints and electrical specifications before considering alternative manufacturers.