Texas Instruments

LP2987IMM-5.0

LP2987IMM-5.0 Description

The LP2987IMM-5.0 is a fixed-output linear regulator designed for applications requiring a stable 5V supply voltage with a maximum output current of 200mA. Manufactured by Texas Instruments, this regulator is part of the Power Management Integrated Circuit (PMIC) category and is housed in an 8-pin VSSOP package. Despite being marked as obsolete, the LP2987IMM-5.0 remains a reliable choice for various electronic systems due to its robust performance and comprehensive protection features.

LP2987IMM-5.0 Features

• Output Type: Fixed at 5V, ensuring a stable supply voltage.
• Input Voltage Range: Capable of handling input voltages up to 16V, providing flexibility in power source selection.
• Output Current: Delivers a maximum of 200mA, suitable for low to medium current applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.35V at 200mA, the regulator maintains high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: Features a quiescent current of 120 µA, minimizing power consumption in standby mode.
• High PSRR: Offers a Power Supply Rejection Ratio (PSRR) of 65dB at 1kHz, ensuring excellent noise rejection and stable output.
• Protection Features: Includes over-current, over-temperature, and short-circuit protection, enhancing reliability and longevity.
• Enable Control: Equipped with an enable feature, allowing for dynamic control of the regulator's operation.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of environmental conditions.
• Mounting Type: Surface mount, ideal for compact and space-constrained designs.
• Package: Tape & Reel (TR), facilitating automated assembly processes.

LP2987IMM-5.0 Applications

The LP2987IMM-5.0 is well-suited for a variety of applications where a stable 5V supply is required. Its low dropout voltage and comprehensive protection features make it ideal for:

• Embedded Systems: Providing a reliable power supply for microcontrollers and other low-power devices.
• Consumer Electronics: Ensuring stable power delivery in portable devices and peripherals.
• Industrial Controls: Offering robust performance in harsh industrial environments.
• Telecommunications: Powering low-current components in communication modules and base stations.
• Medical Devices: Ensuring stable and reliable power supply in medical monitoring equipment.

Conclusion of LP2987IMM-5.0

The LP2987IMM-5.0 from Texas Instruments is a versatile and reliable linear regulator designed for applications requiring a stable 5V supply. Its low dropout voltage, high PSRR, and comprehensive protection features make it a robust choice for various electronic systems. Despite being marked as obsolete, the LP2987IMM-5.0 continues to offer excellent performance and reliability, making it an ideal solution for low to medium current applications. Its surface mount package and enable control feature further enhance its suitability for modern, compact designs.