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R1173H221D-T1-FE

R1173H221D-T1-FE Description

The R1173H221D-T1-FE is a high-performance linear regulator designed by Nisshinbo Micro Devices Inc. It is part of the R1173x series and is specifically tailored for applications requiring a fixed output voltage of 2.2V and a maximum output current of 1A. This regulator is housed in a compact SOT89-5 package, making it suitable for surface mount applications. The device is RoHS compliant and has a moisture sensitivity level (MSL) of 1 (unlimited), ensuring reliability in various environmental conditions.

R1173H221D-T1-FE Features

• Fixed Output Voltage: The R1173H221D-T1-FE provides a stable output voltage of 2.2V, ideal for powering sensitive electronic components.
• High Efficiency: With a maximum dropout voltage of 0.32V at 1A, this regulator ensures high efficiency even under heavy load conditions.
• Low Quiescent Current: The device features a low quiescent current of 100 µA, making it suitable for battery-operated and low-power applications.
• Excellent PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 70dB at 1kHz, ensuring minimal noise and ripple in the output voltage.
• Control and Protection Features: The R1173H221D-T1-FE includes an enable control feature and robust protection mechanisms such as over-current and over-temperature protection, enhancing its reliability and versatility.
• Packaging: The device is available in a tape and reel (TR) package, facilitating automated assembly processes.

R1173H221D-T1-FE Applications

The R1173H221D-T1-FE is well-suited for a variety of applications where a stable and efficient power supply is crucial. Some specific use cases include:

• Consumer Electronics: Ideal for powering portable devices such as smartphones, tablets, and wearable technology.
• Industrial Equipment: Suitable for low-power industrial sensors and controllers.
• Medical Devices: Applicable in medical equipment where low noise and stable power supply are essential.
• Automotive Electronics: Can be used in automotive infotainment systems and other low-power automotive applications.

Conclusion of R1173H221D-T1-FE

The R1173H221D-T1-FE from Nisshinbo Micro Devices Inc. stands out in the power management IC market due to its combination of high efficiency, low quiescent current, and excellent PSRR. Its compact SOT89-5 package and surface mount compatibility make it a versatile choice for a wide range of applications. The inclusion of enable control and comprehensive protection features further enhances its reliability and usability. Whether in consumer electronics, industrial equipment, or medical devices, the R1173H221D-T1-FE offers a reliable and efficient power solution.