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R1171S331A-E2-FE

R1171S331A-E2-FE Description

The R1171S331A-E2-FE is a high-performance linear regulator designed by Nisshinbo Micro Devices Inc., a leading manufacturer in the electronics industry. This IC regulator is part of the R1171x series and is specifically tailored for applications requiring a fixed output voltage of 3.3V and a maximum output current of 1.5A. The device is designed to operate with an input voltage range up to 6V, making it suitable for a variety of power management applications. The regulator features a low dropout voltage of 0.18V at 300mA, ensuring efficient operation even under low input-to-output voltage differentials.

R1171S331A-E2-FE Features

• Output Type: Fixed, providing a stable 3.3V output voltage.
• Input Voltage Range: Supports a maximum input voltage of 6V, offering flexibility in power supply design.
• Output Current: Capable of delivering up to 1.5A, making it suitable for high-current applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.18V at 300mA, the R1171S331A-E2-FE ensures high efficiency in low-voltage applications.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Over-current and over-temperature protection ensure robustness and reliability in various operating conditions.
• Quiescent Current: Low quiescent current of 320 µA minimizes power consumption during standby.
• Power Supply Rejection Ratio (PSRR): Achieves a PSRR of 50dB at 1kHz, ensuring high performance in noise-sensitive applications.
• Package Type: Available in a Surface Mount 6HSOP package, suitable for compact and high-density PCB designs.
• Compliance: RoHS compliant and moisture sensitivity level (MSL) 1, making it suitable for a wide range of manufacturing processes.

R1171S331A-E2-FE Applications

The R1171S331A-E2-FE is ideal for a variety of applications a where stable and efficient power supply is required. Its low dropout voltage and high output current make it particularly suitable for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Providing stable power for sensors, actuators, and control systems.
• Telecommunications: Ensuring reliable power supply for base stations and communication modules.
• Automotive Electronics: Suitable for in-vehicle infotainment systems and electronic control units.
• Medical Devices: Powering portable medical devices and diagnostic equipment.

Conclusion of R1171S331A-E2-FE

The R1171S331A-E2-FE from Nisshinbo Micro Devices Inc. stands out as a versatile and efficient linear regulator, offering a combination of high performance and reliability. Its low dropout voltage, high output current, and robust protection features make it an excellent choice for a wide range of power management applications. The enable control function and low quiescent current further enhance its flexibility and efficiency, making it a preferred solution for both consumer and industrial electronics. With its RoHS compliance and surface mount package, the R1171S331A-E2-FE is well-suited for modern manufacturing processes, ensuring ease of integration and scalability.