onsemi

LM285Z-2.5

LM285Z-2.5 Description

The LM285Z-2.5 is a fixed-output shunt voltage reference IC designed by onsemi, a leading manufacturer in the power management sector. This IC is part of the Power Management Integrated Circuits (PMIC) category and offers a highly stable reference voltage of 2.5V with a tolerance of ±1.5%. The LM285Z-2.5 is housed in a TO92-3 package, making it suitable for through-hole mounting. It features a typical temperature coefficient of 80ppm/°C, ensuring minimal drift over a wide temperature range. The device is capable of providing a cathode current of 30 µA and an output current of up to 20 mA. Its noise level, measured from 10Hz to 10kHz, is a low 120µVrms, which is crucial for applications requiring high precision and low noise. The LM285Z-2.5 is REACH unaffected and has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited storage without additional moisture protection. Although the product status is marked as obsolete, it remains a reliable choice for specific applications where its unique features are required.

LM285Z-2.5 Features

• Fixed Output Voltage: The LM285Z-2.5 provides a stable 2.5V output, making it ideal for applications requiring a precise reference voltage.
• Low Temperature Coefficient: With a typical temperature coefficient of 80ppm/°C, the LM285Z-2.5 ensures minimal voltage drift over varying temperatures, enhancing its reliability in diverse environments.
• Low Noise Performance: The device exhibits a low noise level of 120µVrms from 10Hz to 10kHz, which is essential for applications sensitive to electrical noise.
• High Output Current Capability: The LM285Z-2.5 can support an output current of up to 20 mA, making it suitable for applications requiring higher current loads.
• Low Cathode Current: The IC operates with a low cathode current of 30 µA, which helps in reducing power consumption and improving efficiency.
• Through-Hole Mounting: The TO92-3 package allows for easy through-hole mounting, facilitating integration into various electronic circuits.
• Moisture Sensitivity Level 1: The LM285Z-2.5 has an MSL of 1, indicating it is suitable for unlimited storage without additional moisture protection, enhancing its durability.
• REACH Unaffected: The LM285Z-2.5 complies with REACH regulations, ensuring it is free from harmful substances and safe for use in various applications.

LM285Z-2.5 Applications

The LM285Z-2.5 is well-suited for a variety of applications that require a stable and precise reference voltage. Some specific use cases include:

• Precision Voltage References: Ideal for applications such as analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) where accurate voltage references are crucial for high-resolution measurements.
• Power Supply Circuits: Suitable for voltage regulation and stabilization in power supply circuits, ensuring consistent performance across varying load conditions.
• Instrumentation and Measurement Equipment: The low noise and high stability of the LM285Z-2.5 make it a preferred choice for precision instruments and measurement devices.
• Battery Management Systems: The device can be used in battery management systems to provide a stable reference voltage for accurate battery voltage monitoring and control.
• Medical Equipment: The LM285Z-2.5's stability and low noise characteristics are beneficial in medical devices where precision and reliability are paramount.

Conclusion of LM285Z-2.5

The LM285Z-2.5 is a robust and reliable shunt voltage reference IC that offers a stable 2.5V output with minimal temperature drift and low noise. Despite its obsolete status, the LM285Z-2.5 remains a valuable component for applications requiring high precision and reliability. Its low cathode current and high output current capability make it suitable for a wide range of applications, from precision voltage references to power supply circuits. The LM285Z-2.5's compliance with REACH regulations and its moisture sensitivity level of 1 further enhance its durability and suitability for various environments. For engineers and designers seeking a dependable voltage reference solution, the LM285Z-2.5 is a compelling choice.