Texas Instruments

LP3991TLX-2.8/NOPB

LP3991TLX-2.8/NOPB Description

The LP3991TLX-2.8/NOPB is a high-performance linear regulator designed for applications requiring a stable and efficient power supply. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuits (PMIC) category and is designed to provide a fixed output voltage of 2.8V with a maximum output current of 300mA. The regulator operates with a maximum input voltage of 4V, ensuring compatibility with a wide range of power sources. The LP3991TLX-2.8/NOPB is housed in a 4DSBGA package, making it suitable for surface mount applications and ideal for compact designs.

LP3991TLX-2.8/NOPB Features

• Output Type: Fixed output voltage of 2.8V, providing a stable power supply for sensitive electronic components.
• Input Voltage Range: Capable of operating with a maximum input voltage of 4V, offering flexibility in power source selection.
• Output Current: Delivers up to 300mA of output current, sufficient for powering a variety of low-power devices.
• Low Dropout Voltage: Features a maximum dropout voltage of 0.16V at 300mA, ensuring high efficiency even at low input-to-output voltage differences.
• Low Quiescent Current: Consumes only 100 µA of quiescent current, minimizing power loss and extending battery life in portable applications.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Equipped with over-temperature and short-circuit protection, safeguarding the device and connected components from damage.
• High PSRR: Achieves a power supply rejection ratio (PSRR) of 65dB at 1kHz, ensuring excellent noise rejection and stable output voltage.
• Compliance: Meets REACH and RoHS3 compliance standards, ensuring environmental safety and regulatory adherence.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments without additional moisture protection.

LP3991TLX-2.8/NOPB Applications

The LP3991TLX-2.8/NOPB is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and portable electronics. The regulator's fixed output voltage and high PSRR ensure stable and clean power delivery, making it ideal for sensitive analog circuits and low-power microcontrollers. The enable function allows for dynamic control, making it suitable for applications requiring power sequencing or power-saving modes. The device's compact 4DSBGA package and surface mount compatibility make it ideal for space-constrained designs, such as wearable devices, IoT sensors, and handheld electronics.

Conclusion of LP3991TLX-2.8/NOPB

The LP3991TLX-2.8/NOPB from Texas Instruments is a versatile and efficient linear regulator designed to meet the demands of modern electronic applications. Its combination of low dropout voltage, low quiescent current, and high PSRR ensures stable and efficient power delivery, making it an excellent choice for battery-powered and portable devices. The inclusion of enable control and comprehensive protection features further enhances its reliability and flexibility. With its compact form factor and surface mount compatibility, the LP3991TLX-2.8/NOPB is well-suited for a wide range of applications, from wearable technology to IoT devices, ensuring reliable performance and ease of integration.