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R1172S121A-E2-FE

R1172S121A-E2-FE Description

The R1172S121A-E2-FE is a high-performance linear voltage regulator designed by Nisshinbo Micro Devices Inc. This regulator is part of the R1172x series and offers a fixed output voltage of 1.2V with a maximum input voltage of 6V. It is capable of delivering a continuous output current of 1A, making it suitable for a wide range of applications requiring stable power supply. The regulator features a low dropout voltage of 0.56V at 1A, ensuring efficient operation even under low input-to-output voltage differentials. The device is RoHS compliant and has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to the environment without special handling requirements. The regulator also includes an enable control feature and protection against mechanisms overcurrent and overtemperature conditions, enhancing its reliability and robustness in various operating environments.

R1172S121A-E2-FE Features

• Output Type: Fixed, ensuring a stable 1.2V output voltage.
• Input Voltage Range: Maximum input voltage of 6V, providing flexibility in power supply options.
• Output Current: Capable of delivering up to 1A, suitable for applications requiring moderate to high current loads.
• Low Dropout Voltage: 0.56V at 1A, allowing efficient operation with minimal power loss.
• Quiescent Current: Low quiescent current of 100 µA, contributing to high efficiency in low-power applications.
• Power Supply Rejection Ratio (PSRR): 70dB at 1kHz, ensuring excellent noise suppression and stable output voltage.
• Enable Control: Features an enable pin for easy control and power management.
• Protection Features: Overcurrent and overtemperature protection, enhancing reliability and preventing damage under abnormal conditions.
• Packaging: Available in a surface-mount 6HSOP package, suitable for compact and high-density PCB designs.
• Compliance: RoHS compliant and MSL 1, ensuring environmental friendliness and ease of handling.

R1172S121A-E2-FE Applications

The R1172S121A-E2-FE is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and high PSRR make it particularly suitable for applications with tight space constraints and low power consumption requirements. Some specific use cases include:

• Consumer Electronics: Ideal for powering microcontrollers, sensors, and other low-power devices in smartphones, tablets, and IoT devices.
• Industrial Equipment: Suitable for providing stable power to control boards, PLCs, and other industrial automation components.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment requiring reliable power supply.
• Automotive Electronics: Applicable in infotainment systems, ECUs, and other automotive applications where space and efficiency are critical.

Conclusion of R1172S121A-E2-FE

The R1172S121A-E2-FE from Nisshinbo Micro Devices Inc. is a versatile and efficient linear voltage regulator designed to meet the demands of modern electronic systems. Its low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for applications requiring stable power supply with minimal power loss. The enable control and compact surface-mount package further enhance its flexibility and ease of integration into various designs. Whether used in consumer electronics, industrial equipment, telecommunications, or automotive applications, the R1172S121A-E2-FE offers a robust and efficient solution for power management needs.