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R1172S181B-E2-FE

R1172S181B-E2-FE Description

The R1172S181B-E2-FE is a high-performance linear voltage regulator from Nisshinbo Micro Devices Inc., designed to deliver a fixed output voltage of 1.8V at a maximum current of 1A. This device is part of the R1172x series and is housed in a compact 6HSOP package, making it suitable for surface-mount applications. The regulator is designed to operate efficiently with a maximum input voltage of 6V and a dropout voltage of only 0.32V at full load, ensuring minimal power loss and high efficiency. The R1172S181B-E2-FE is RoHS compliant and has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing processes. With a quiescent current of just 100 µA and a power supply rejection ratio (PSRR) of 70dB at 1kHz, this regulator offers excellent performance in noise-sensitive applications. The device also includes enable control and comprehensive protection features such as over-current and over-temperature protection, ensuring reliable operation under various conditions.

R1172S181B-E2-FE Features

• Output Type: Fixed
• Voltage - Input (Max): 6V
• Voltage - Output (Min/Fixed): 1.8V
• Current - Output: 1A
• Voltage Dropout (Max): 0.32V @ 1A
• Current - Quiescent (Iq): 100 µA
• PSRR: 70dB (1kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Package: Tape & Reel (TR)
• Mounting Type: Surface Mount
• Series: R1172x
• Product Status: Active
• RoHS Status: RoHS Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• ECCN: EAR99
• HTSUS: 8542.39.0001

R1172S181B-E2-FE Applications

The R1172S181B-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 that demand low noise and high efficiency, such as:

• Consumer Electronics: Portable devices, smartphones, and tablets
• Industrial Equipment: Control systems, sensors, and instrumentation
• Telecommunications: Base stations, routers, and other networking equipment
• Automotive Electronics: In-vehicle infotainment systems, electronic control units (ECUs), and advanced driver-assistance systems (ADAS)
• Medical Devices: Portable medical equipment, diagnostic tools, and wearable health monitors

Conclusion of R1172S181B-E2-FE

The R1172S181B-E2-FE from Nisshinbo Micro Devices Inc. stands out as a robust and efficient linear voltage regulator, offering a fixed 1.8V output at up to 1A. Its low dropout voltage and high PSRR ensure minimal power loss and excellent noise performance, making it ideal for noise-sensitive applications. The inclusion of enable control and comprehensive protection features further enhances its reliability and versatility. With its compact 6HSOP package and surface-mount compatibility, the R1172S181B-E2-FE is well-suited for a wide range of consumer, industrial, telecommunications, automotive, and medical applications. Its RoHS compliance and MSL 1 rating ensure compatibility with modern manufacturing processes, making it a reliable choice for engineers and designers in the electronics industry.