Texas Instruments

LM285LPE3-1-2

LM285LPE3-1-2 Description

The LM285LPE3-1-2 is a fixed output voltage reference IC designed by Texas Instruments. This shunt reference offers a precise and stable voltage output of 1.235V with a tolerance of ±1%. It is housed in a TO-92-3 package, making it suitable for through-hole mounting. The device is known for its low noise performance, with a noise level of 60µVrms over the frequency range of 10Hz to 10kHz. It also features a low temperature coefficient of 20ppm/°C typical, ensuring stable performance across varying temperatures. The LM285LPE3-1-2 is designed to operate with a maximum output current of 20 mA and a cathode current of 10 µA. It is REACH unaffected and RoHS3 compliant, making it suitable for a wide range of applications. The device is categorized under voltage references and is ideal for precision applications requiring a stable and reliable voltage source.

LM285LPE3-1-2 Features

• Fixed Output Voltage: Provides a stable 1.235V output voltage, ideal for precision applications.
• Low Noise: Achieves a low noise level of 60µVrms from 10Hz to 10kHz, ensuring high accuracy in sensitive circuits.
• Low Temperature Coefficient: Features a typical temperature coefficient of 20ppm/°C, ensuring consistent performance across a wide temperature range.
• High Precision: Offers a tight tolerance of ±1%, making it suitable for applications requiring high accuracy.
• Low Cathode Current: Operates with a low cathode current of 10 µA, minimizing power consumption.
• High Output Current Capability: Can handle up to 20 mA of output current, suitable for driving various loads.
• Compliance: Meets REACH and RoHS3 compliance, ensuring environmental safety and regulatory adherence.
• Through-Hole Mounting: The TO-92-3 package allows for easy integration into through-hole designs, enhancing mechanical stability and reliability.

LM285LPE3-1-2 Applications

The LM285LPE3-1-2 is well-suited for a variety of applications where a stable and precise voltage reference is required. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for ADCs, ensuring accurate and reliable conversions.
• Digital-to-Analog Converters (DACs): Serves as a precise reference for DACs, enhancing the accuracy of digital signal processing.
• Precision Voltage Measurements: Ideal for applications requiring accurate voltage measurements, such as in laboratory equipment and test instruments.
• Power Supply Calibration: Used in the calibration of power supplies to ensure precise voltage regulation.
• Medical Equipment: Suitable for medical devices where high precision and reliability are critical.
• Industrial Control Systems: Provides a stable reference for control systems, ensuring consistent performance in industrial environments.

Conclusion of LM285LPE3-1-2

The LM285LPE3-1-2 from Texas Instruments is a high-performance voltage reference IC that offers a combination of precision, low noise, and stability. Its fixed output voltage, low temperature coefficient, and high precision make it an ideal choice for applications requiring accurate voltage references. The device's compliance with REACH and RoHS3 standards ensures it meets environmental and regulatory requirements, making it suitable for a wide range of industries. Whether used in ADCs, DACs, or precision measurement equipment, the LM285LPE3-1-2 delivers reliable performance, making it a valuable component in any precision electronics design.