Texas Instruments

LP3990TLX-2.8/NOPB  

Linear & Switching Voltage Regulators

LP3990TLX-2.8/NOPB Description

The LP3990TLX-2.8/NOPB is a high-performance linear regulator from Texas Instruments, designed to deliver a fixed output voltage of 2.8V with a maximum output current of 150mA. This regulator is ideal for applications requiring a stable and efficient power supply. The device features a low dropout voltage of 0.2V at 150mA, ensuring high efficiency even at low input voltages. The LP3990TLX-2.8/NOPB is housed in a compact 4DSBGA package, making it suitable for space-constrained designs. It also includes an enable control feature, allowing for dynamic power management. The regulator is designed to operate with a maximum input voltage of 6V and features a low quiescent current of 80µA, contributing to its high efficiency. Additionally, the LP3990TLX-2.8/NOPB offers robust protection features, including over-temperature and short-circuit protection, ensuring reliable operation in various conditions.

LP3990TLX-2.8/NOPB Features

• Fixed Output Voltage: Provides a stable 2.8V output, ideal for applications requiring a consistent power supply.
• Low Dropout Voltage: With a maximum dropout voltage of 0.2V at 150mA, this regulator maintains high efficiency even at low input voltages.
• Enable Control Feature: Allows dynamic power management, enabling the regulator to be turned on and off as needed.
• Low Quiescent Current: Features a low quiescent current of 80µA, contributing to overall system efficiency.
• Protection Features: Includes over-temperature and short-circuit protection, ensuring reliable operation and safeguarding against potential faults.
• Compact Packaging: Available in a 4DSBGA package, suitable for space-constrained applications.
• High PSRR: Offers a power supply rejection ratio (PSRR) of 55dB to 35dB across the frequency range of 1kHz to 10kHz, ensuring clean output voltage.
• Low Supply Current: Requires a maximum supply current of only 120µA, making it suitable for low-power applications.
• Compliance and Status: The LP3990TLX-2.8/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory compliance. The device is also moisture sensitivity level (MSL) 1, allowing for unlimited storage time.

LP3990TLX-2.8/NOPB Applications

The LP3990TLX-2.8/NOPB is ideal for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Suitable for portable devices such as smartphones, tablets, and wearables, where space and power efficiency are critical.
• Industrial Equipment: Ideal for sensors, controllers, and other industrial applications requiring a reliable power source.
• Medical Devices: Appropriate for medical instruments and equipment that demand stable and efficient power management.
• IoT Devices: Perfect for Internet of Things (IoT) devices that require low power consumption and a compact form factor.

Conclusion of LP3990TLX-2.8/NOPB

The LP3990TLX-2.8/NOPB from Texas Instruments is a versatile and efficient linear regulator that offers a stable 2.8V output with a maximum current of 150mA. Its low dropout voltage, low quiescent current, and compact packaging make it an ideal choice for a wide range of applications, from consumer electronics to industrial and medical devices. The inclusion of enable control and robust protection features further enhances its performance and reliability. With its high PSRR and compliance with environmental and regulatory standards, the LP3990TLX-2.8/NOPB stands out as a superior choice for power management solutions in the electronics industry.

LP3990TLX-2.8/NOPB Documents

Download datasheets and manufacturer documentation for LP3990TLX-2.8/NOPB

Datasheets :

LP3990