Texas Instruments

LM285BXM-2.5

LM285BXM-2.5 Description

The LM285BXM-2.5 is a precision shunt voltage reference from Texas Instruments, designed for applications requiring high accuracy and stability. This device features a fixed output voltage of 2.5V with a tolerance of ±1.5%, ensuring reliable performance in various power management systems. The LM285BXM-2.5 is optimized for surface mount applications, making it suitable for compact and high-density designs. With a temperature coefficient of 30ppm/°C, it maintains stability across a wide temperature range, crucial for consistent operation in diverse environments.

LM285BXM-2.5 Features

• Fixed Output Voltage: The LM285BXM-2.5 provides a stable 2.5V output voltage, ideal for applications requiring precise voltage levels.
• Low Tolerance: With a tolerance of ±1.5%, this reference ensures high accuracy, minimizing voltage variations and enhancing system reliability.
• Surface Mount Compatibility: Designed for surface mount technology (SMT), it is well-suited for modern, space-constrained designs, facilitating easy integration into compact PCB layouts.
• Low Noise: The device exhibits a noise level of 120µVrms over the 10Hz to 10kHz frequency range, contributing to cleaner power supply outputs and reduced signal interference.
• Low Current Consumption: The LM285BXM-2.5 operates with a cathode current of 20µA, making it energy-efficient and suitable for low-power applications.
• ROHS3 Compliant: This product adheres to stringent environmental standards, ensuring compliance with global regulations and promoting sustainable manufacturing practices.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the LM285BXM-2.5 is highly resistant to moisture, enhancing its durability and reliability in various operating conditions.

LM285BXM-2.5 Applications

The LM285BXM-2.5 is versatile and finds applications in a variety of power management systems, including:

• Precision Voltage References: Ideal for use in analog-to-digital converters (ADCs) and digital-to-analog converters (DACs), where accurate voltage references are critical for precise signal processing.
• Power Supply Calibration: Ensures consistent voltage levels in power supplies, enhancing the accuracy and reliability of electronic devices.
• Battery Management Systems: Provides a stable reference voltage for accurate battery monitoring and charging control.
• Medical Devices: Used in medical equipment where precise voltage references are essential for accurate measurements and reliable performance.
• Industrial Control Systems: Enhances the accuracy and stability of control systems, contributing to efficient and reliable industrial operations.

Conclusion of LM285BXM-2.5

The LM285BXM-2.5 from Texas Instruments is a high-performance shunt voltage reference that offers a combination of precision, stability, and low noise, making it an excellent choice for a wide range of power management applications. Its surface mount compatibility, low current consumption, and environmental compliance further enhance its appeal. While it is currently in the "Last Time Buy" phase, the LM285BXM-2.5 remains a valuable component for engineers seeking reliable and accurate voltage references in their designs.