Texas Instruments

LP2985-25DBVT

LP2985-25DBVT Description

The LP2985-25DBVT is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 2.5V and a maximum output current of 150mA. This device is part of the Power Management Integrated Circuit (PMIC) category and is housed in a compact SOT23-5 package, making it suitable for a wide range of applications where space is a constraint. The regulator is designed to operate with an input voltage range up to 16V, ensuring compatibility with various power sources. With a maximum dropout voltage of 0.58V at full load, the LP2985-25DBVT ensures high efficiency even at low input-to-output voltage differentials.

LP2985-25DBVT Features

• Fixed Output Voltage: The LP2985-25DBVT provides a stable 2.5V output, ideal for applications requiring a precise and consistent power supply.
• High Efficiency: With a maximum dropout voltage of 0.58V at 150mA, this regulator maintains high efficiency, minimizing power loss and heat generation.
• Low Quiescent Current: The device features a low quiescent current of 95 µA, making it suitable for battery-powered applications where power conservation is critical.
• Enable Control Feature: The enable pin allows for dynamic control of the regulator, enabling power-saving modes and facilitating system-level power management.
• Protection Features: Integrated over-current, over-temperature, and short-circuit protection ensure robustness and reliability, safeguarding the regulator and connected components from damage.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 45dB at 1kHz, effectively filtering out noise from the input supply and ensuring a clean output voltage.
• Compliance and Reliability: The LP2985-25DBVT is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited exposure to moisture without degradation.

LP2985-25DBVT Applications

The LP2985-25DBVT is well-suited for a variety of applications due to its compact size, high efficiency, and robust protection features. Some specific use cases include:

• Portable Electronics: Ideal for battery-powered devices such as smartphones, tablets, and wearable technology where space and power efficiency are paramount.
• Industrial Equipment: Suitable for powering sensitive electronic components in industrial control systems, ensuring stable and reliable operation.
• Medical Devices: Applicable in medical equipment where precise voltage regulation and low noise are critical for accurate measurements and performance.
• Telecommunications: Useful in base stations and other telecom equipment requiring stable power supplies with minimal noise interference.

Conclusion of LP2985-25DBVT

The LP2985-25DBVT from Texas Instruments stands out as a versatile and efficient linear voltage regulator. Its combination of a fixed 2.5V output, low dropout voltage, and low quiescent current makes it an excellent choice for applications requiring high efficiency and minimal power loss. The inclusion of enable control and comprehensive protection features further enhances its reliability and adaptability. Whether used in portable electronics, industrial systems, or medical devices, the LP2985-25DBVT offers a reliable and high-performance solution, ensuring stable power delivery and robust protection.