Texas Instruments

LP2985-18DBVTG4

LP2985-18DBVTG4 Description

The LP2985-18DBVTG4 is a high-performance linear regulator designed by Texas Instruments, offering a fixed 1.8V voltage output with a maximum output current of 150mA. This device is ideal for a wide range of applications requiring a stable and efficient power supply. The regulator features a maximum input voltage of 16V and a dropout voltage of only 0.58V at 150mA, ensuring efficient operation even at low input-to-output differentials. The LP2985-18DBVTG4 is housed in a compact SOT23-5 package, making it suitable for space-constrained designs. It also includes an enable control feature, allowing for dynamic power management.

LP2985-18DBVTG4 Features

• Output Type: Fixed 1.8V output voltage, providing a stable power supply for sensitive electronics.
• High Efficiency: With a dropout voltage of 0.58V at 150mA, this regulator maintains high efficiency even at low input-to-output differentials.
• Low Quiescent Current: A quiescent current of only 95 µA ensures minimal power consumption during operation.
• Power Supply Rejection Ratio (PSRR): A PSRR of 45dB at 1kHz helps maintain output stability in noisy environments.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robustness and reliability.
• Enable Control: The enable feature allows for dynamic control of the regulator, enabling power-saving modes and efficient power management.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met.
• Mounting Type: mount Surface technology (SMT) with a compact SOT23-5 package, ideal for space-constrained applications.

LP2985-18DBVTG4 Applications

The LP2985-18DBVTG4 is well-suited for a variety of applications requiring a reliable and efficient power supply. Key use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and wearables where space and power efficiency are critical.
• Industrial Equipment: Suitable for industrial control systems and IoT devices that require stable power and robust protection features.
• Medical Devices: Applicable in medical equipment where low quiescent current and high PSRR are necessary to maintain device performance.
• Automotive Electronics: Appropriate for automotive applications requiring a compact and efficient power supply with dynamic control capabilities.

Conclusion of LP2985-18DBVTG4

The LP2985-18DBVTG4 from Texas Instruments is a versatile and efficient linear regulator designed to meet the demands of modern electronics. Its fixed 1.8V output, low dropout voltage, and low quiescent current make it an excellent choice for applications where power efficiency and stability are paramount. The inclusion of enable control and robust protection features further enhances its reliability and adaptability. Whether used in consumer electronics, industrial equipment, medical devices, or automotive applications, the LP2985-18DBVTG4 delivers exceptional performance in a compact form factor.