Texas Instruments

REG101NA-5/250

REG101NA-5/250 Description

The REG101NA-5/250 is a high-performance linear regulator designed for applications requiring a stable 5V output voltage with a maximum output current of 100mA. Manufactured by Texas Instruments, this regulator is part of the Power Management Integrated Circuit (PMIC) category and is housed in a compact SOT23-5 package, making it suitable for space-constrained designs. The device features a fixed output voltage configuration, ensuring consistent power delivery to sensitive electronic components.

REG101NA-5/250 Features

• Output Type: Fixed 5V output voltage, providing a stable power supply for various electronic devices.
• Input Voltage Range: Capable of operating with a maximum input voltage of 10V, offering flexibility in power source selection.
• Output Current: Delivers up to 100mA of output current, ideal for low-power applications.
• Number of Regulators: Contains a single regulator, simplifying design and reducing component count.
• Output Configuration: Positive output configuration, ensuring compatibility with a wide range of electronic systems.
• Supply Current: Maximum supply current of 650 µA, contributing to low power consumption.
• Voltage Dropout: Exceptionally low dropout voltage of 0.13V at 100mA, enhancing efficiency and performance under varying load conditions.
• Quiescent Current: Low quiescent current of 500 µA, minimizing power loss during standby operation.
• Power Supply Rejection Ratio (PSRR): Achieves 65dB at 120Hz, ensuring high noise immunity and clean output voltage.
• Control Features: Includes an enable feature, allowing for dynamic control of the regulator's operation.
• Protection Features: Equipped with over-current and over-temperature protection, safeguarding the device and connected components from damage.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory adherence.
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited), making it suitable for standard manufacturing processes without additional moisture protection.
• Mounting Type: Surface mount technology (SMT) compatible, facilitating easy integration into modern PCB designs.
• Packaging: Available in tape and reel (TR) packaging, simplifying inventory management and assembly processes.

REG101NA-5/250 Applications

The REG101NA-5/250 is well-suited for a variety of applications where a reliable and efficient power supply is essential. Key use cases include:

• Consumer Electronics: Ideal for powering low-power devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Controls: Suitable for powering sensors, actuators, and microcontrollers in industrial automation systems.
• Medical Devices: Provides a stable power source for portable medical devices, ensuring reliable operation and patient safety.
• Telecommunications: Powers low-power components in communication infrastructure, such as routers and switches.
• Automotive: Ideal for powering electronic control units (ECUs) and infotainment systems in vehicles.

Conclusion of REG101NA-5/250

The REG101NA-5/250 from Texas Instruments is a robust and efficient linear regulator designed to meet the demands of modern electronic systems. Its combination of a fixed 5V output, low dropout voltage, and comprehensive protection features make it a reliable choice for a wide range of applications. The compact SOT23-5 package and surface mount compatibility further enhance its suitability for space-constrained designs. With its low quiescent current and high PSRR, the REG101NA-5/250 ensures minimal power loss and high noise immunity, making it an ideal solution for low-power, high-performance applications.