onsemi Tariff Inquiry

LM385Z-1.2

LM385Z-1.2 Description

The LM385Z-1.2 is a fixed output voltage reference IC designed for precision applications requiring a stable and accurate reference voltage. Manufactured by onsemi, this shunt voltage reference offers a fixed output voltage of 1.235V, ensuring high accuracy and reliability. The device is housed in a TO92-3 package, making it suitable for through-hole mounting in various electronic circuits.

LM385Z-1.2 Features

• Fixed Output Voltage: The LM385Z-1.2 provides a stable output voltage of 1.235V, ensuring consistent performance across a wide range of operating conditions.
• Low Temperature Coefficient: With a typical temperature coefficient of 80ppm/°C, the LM385Z-1.2 maintains its accuracy over a broad temperature range, from 0°C to 70°C.
• Low Noise: The device exhibits low noise levels of 60µVrms in the frequency range of 10Hz to 10kHz, making it ideal for sensitive analog circuits.
• High Output Current Capability: The LM385Z-1.2 can source up to 20mA of output current, providing robust performance for demanding applications.
• Low Cathode Current: The device requires only 20µA of cathode current, minimizing power consumption and maximizing efficiency.
• Compliance with REACH: The LM385Z-1.2 is REACH unaffected, ensuring compliance with environmental regulations.
• Moisture Sensitivity Level: With an MSL rating of 1 (unlimited), the device is suitable for use in various environmental conditions without the need for special handling.

LM385Z-1.2 Applications

The LM385Z-1.2 is well-suited for a variety of applications where precision voltage references are required. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): The low noise and high accuracy of the LM385Z-1.2 make it an ideal reference voltage source for ADCs, ensuring precise conversion of analog signals to digital data.
• Digital-to-Analog Converters (DACs): The stable output voltage of the LM385Z-1.2 provides a reliable reference for DACs, enabling accurate reconstruction of analog signals from digital data.
• Precision Voltage Regulators: The device can be used as a reference voltage in precision voltage regulators, ensuring stable output voltage levels.
• Battery Management Systems: The LM385Z-1.2 can serve as a reference voltage in battery management systems, providing accurate voltage monitoring and control.
• Medical Equipment: The low noise and high accuracy of the LM385Z-1.2 make it suitable for use in medical equipment where precise voltage references are critical.

Conclusion of LM385Z-1.2

The LM385Z-1.2 is a high-performance shunt voltage reference IC that offers a stable and accurate output voltage of 1.235V. Its low temperature coefficient, low noise levels, and high output current capability make it an excellent choice for precision applications. Despite being marked as obsolete, the LM385Z-1.2 remains a reliable and efficient solution for various electronic circuits, particularly in sensitive analog applications. Its compliance with environmental regulations and robust performance characteristics ensure that it continues to be a valuable component in the electronics industry.