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R1172H101D-T1-FE

R1172H101D-T1-FE Description

The R1172H101D-T1-FE is a high-performance linear regulator designed for a wide range of power management applications. Manufactured by Nisshinbo Micro Devices Inc., this IC offers a fixed output voltage of 1V and a maximum output current of 1A. It is part of the R1172x series and is housed in a surface mount SOT89-5 package, making it suitable for compact designs. The regulator is designed to operate with an input voltage range up to 6V and features a low dropout voltage of 0.56V at 1A, ensuring efficient power conversion even at low input-to-output differentials.

R1172H101D-T1-FE Features

• Fixed Output Voltage: The R1172H101D-T1-FE provides a stable 1V output voltage, making it ideal for applications requiring a precise and consistent power supply.
• High Efficiency: With a dropout voltage of only 0.56V at 1A, this regulator ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: The regulator features a low quiescent current of 100 µA, which is beneficial for battery-powered devices and applications where power consumption needs to be minimized.
• High PSRR: The Power Supply Rejection Ratio (PSRR) of 70dB at 1kHz ensures that the regulator can effectively filter out noise from the input supply, providing a clean output voltage.
• Control and Protection Features: The R1172H101D-T1-FE includes an enable control feature for power management and offers over-current and over-temperature protection, enhancing the reliability and safety of the device.
• RoHS Compliance: The regulator is RoHS compliant, ensuring that it meets environmental standards and is suitable for use in a wide range of applications.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the R1172H101D-T1-FE is suitable for use in environments with varying humidity levels without the need for special handling.

R1172H101D-T1-FE Applications

The R1172H101D-T1-FE is well-suited for a variety of applications due to its high efficiency, low dropout voltage, and robust protection features. Some specific use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and wearables where low power consumption and small form factor are critical.
• Industrial Equipment: Suitable for industrial control systems and IoT devices that require stable power supplies and operate in varying environmental conditions.
• Medical Devices: Applicable in medical equipment where reliability and low noise are essential for accurate measurements and safe operation.
• Automotive Applications: Useful in automotive electronics where the regulator can handle the wide voltage range and provide stable power to critical systems.

Conclusion of R1172H101D-T1-FE

The R1172H101D-T1-FE is a versatile and efficient linear regulator that stands out due to its low dropout voltage, high PSRR, and comprehensive protection features. Its compact SOT89-5 package and surface mount design make it an excellent choice for space-constrained applications. The regulator's low quiescent current and RoHS compliance further enhance its suitability for modern electronic designs. Whether used in consumer electronics, industrial equipment, medical devices, or automotive applications, the R1172H101D-T1-FE provides reliable and efficient power management, making it a valuable component in the electronics industry.