Texas Instruments

REG102UA-3.3/2K5

REG102UA-3.3/2K5 Description

The REG102UA-3.3/2K5 is a fixed-output linear regulator designed for applications requiring a stable 3.3V supply voltage with a maximum output current of 250mA. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuits (PMIC) category and is housed in an 8SOIC package. It features a maximum input voltage of 10V and a dropout voltage of 0.27V at 250mA, ensuring efficient operation even at low input-to-output voltage differentials. The regulator includes enable control and protection features such as over-current and over-temperature protection, making it a reliable choice for various electronic systems.

REG102UA-3.3/2K5 Features

• Output Type: Fixed
• Voltage - Input (Max): 10V
• Current - Output: 250mA
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): 800 µA
• Voltage - Output (Min/Fixed): 3.3V
• Voltage Dropout (Max): 0.27V @ 250mA
• Current - Quiescent (Iq): 500 µA
  -PSRR: 65dB (120Hz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Product Status: Last Time Buy
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 2 (1 Year)
• ECCN: EAR99
• HTSUS: 8542.39.0001

The REG102UA-3.3/2K5 offers several unique advantages over similar models. Its low dropout voltage ensures high efficiency, especially in applications where the input voltage is close to the output voltage. The enable control feature allows for dynamic power management, enabling the regulator to be turned on or off as needed. Additionally, the over-current and over-temperature protection features enhance the reliability and safety of the device, making it suitable for a wide range of applications.

REG102UA-3.3/2K5 Applications

The REG102UA-3.3/2K5 is ideal for applications that require a stable 3.3V supply with moderate current requirements. Some specific use cases include:

• Embedded Systems: Providing a reliable power supply for microcontrollers, sensors, and other low-power components.
• Consumer Electronics: Suitable for portable devices, wearables, and IoT devices where power efficiency and reliability are critical.
• Industrial Control: Ideal for powering control modules, PLCs, and other industrial automation components.
• Telecommunications: Used in base stations, routers, and other telecom for equipment stable power delivery.

Conclusion of REG102UA-3.3/2K5

The REG102UA-3.3/2K5 from Texas Instruments is a robust and efficient linear regulator designed to meet the demands of modern electronic systems. Its low dropout voltage, enable control, and comprehensive protection features make it a versatile and reliable choice for applications requiring a stable 3.3V supply. With its surface mount package and compliance with industry standards such as REACH and RoHS3, the REG102UA-3.3/2K5 is well-suited for a wide range of industrial and consumer applications.