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R1172D331B-TR-FE

R1172D331B-TR-FE Description

The R1172D331B-TR-FE is a high-performance linear regulator designed for a wide range of power management applications. Manufactured by Nisshinbo Micro Devices Inc., this IC belongs to the R1172x series and is known for its robust design and reliable performance. The regulator features a fixed output voltage of 3.3V and is capable of delivering a continuous output current of 1A. With a maximum input voltage of 6V, it ensures stable power delivery while maintaining a low dropout voltage of 0.18V at 1A, making it highly efficient even under heavy load conditions.

R1172D331B-TR-FE Features

• Output Type: Fixed
• Voltage - Input (Max): 6V
• Current - Output: 1A
• Number of Regulators: 1
• Output Configuration: Positive
• Voltage - Output (Min/Fixed): 3.3V
• Voltage Dropout (Max): 0.18V @ 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
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• RoHS Status: RoHS Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001
• Product Status: Active

The R1172D331B-TR-FE stands out with its low quiescent current of 100 µA, ensuring minimal power consumption during standby mode. Its high Power Supply Rejection Ratio (PSRR) of 70dB at 1kHz effectively filters out noise from the input supply, resulting in cleaner output voltage. The regulator also includes essential protection features such as over-current and over-temperature protection, enhancing its reliability and longevity in various operating conditions.

R1172D331B-TR-FE Applications

The R1172D331B-TR-FE is ideal for applications requiring a stable and efficient power supply with minimal power loss. Its low dropout voltage and high PSRR make it suitable for battery-operated devices, consumer electronics, and industrial control systems. Specific use cases include:

• Battery-Powered Devices: Ideal for portable electronics where battery life is critical.
• Consumer Electronics: Suitable for applications such as smartphones, tablets, and IoT devices.
• Industrial Control Systems: Provides stable power supply for sensors, actuators, and microcontrollers.
• Medical Devices: Ensures reliable power delivery for medical equipment requiring high precision and low noise.

Conclusion of R1172D331B-TR-FE

The R1172D331B-TR-FE is a versatile and efficient linear regulator that offers a combination of high performance and reliability. Its low dropout voltage, high PSRR, and comprehensive protection features make it a superior choice over similar models in the market. The regulator's RoHS compliance and moisture sensitivity level of 1 (unlimited) ensure it meets environmental standards and is suitable for a wide range of manufacturing processes. Whether used in battery-operated devices or industrial control systems, the R1172D331B-TR-FE delivers stable power with minimal power loss, making it an excellent choice for designers and engineers looking for a robust power management solution.