onsemi

LM385Z-2.5RP

LM385Z-2.5RP Description

The LM385Z-2.5RP is a fixed output voltage reference IC designed for precision applications. Manufactured by onsemi, this shunt voltage reference offers a stable and accurate 2.5V output voltage with a tolerance of ±3%. The device is housed in a TO-92-3 package and features a through-hole mounting type, making it suitable for a variety of electronic circuits. With a typical temperature coefficient of 80ppm/°C, the LM385Z-2.5RP ensures minimal drift over a wide operating temperature range of 0°C to 70°C. The device can handle a maximum cathode current of 30 µA and an output current of up to 20 mA, providing robust performance in demanding applications.

LM385Z-2.5RP Features

• Fixed Output Voltage: The LM385Z-2.5RP provides a stable 2.5V output voltage, making it ideal for applications requiring a precise reference voltage.
• Low Noise: With a noise level of 120µVrms from 10Hz to 10kHz, the device ensures clean and stable voltage output, crucial for sensitive analog circuits.
• Temperature Stability: A typical temperature coefficient of 80ppm/°C ensures minimal voltage drift over the operating temperature range, enhancing the reliability of the reference voltage.
• High Current Capability: The device can handle a maximum cathode current of 30 µA and an output current of up to 20 mA, making it suitable for applications requiring higher current loads.
• Wide Operating Temperature Range: The LM385Z-2.5RP operates reliably within a temperature range of 0°C to 70°C, making it suitable for a variety of environmental conditions.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the device is highly resistant to moisture, ensuring long-term reliability in humid environments.
• Compliance: The LM385Z-2.5RP is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

LM385Z-2.5RP Applications

The LM385Z-2.5RP is ideal for a range of applications where a precise and stable voltage reference is required. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for accurate conversions.
• Digital-to-Analog Converters (DACs): Ensures precise output levels by offering a reliable reference voltage.
• Precision Voltage Measurement: Used in voltmeters and other precision measurement instruments to provide a stable reference.
• Power Supply Regulation: Acts as a reference voltage in voltage regulators to maintain stable output voltage levels.
• Battery Management Systems: Ensures accurate voltage monitoring and control in battery-powered devices.
• Medical Equipment: Provides stable reference voltages in medical devices requiring high precision and reliability.

Conclusion of LM385Z-2.5RP

The LM385Z-2.5RP is a high-performance shunt voltage reference IC that offers a stable and accurate 2.5V output voltage with minimal temperature drift and low noise. Its robust performance, wide operating temperature range, and high current capability make it suitable for a variety of precision applications. Despite being marked as obsolete, the LM385Z-2.5RP remains a reliable choice for designers seeking a precision voltage reference in through-hole packaging. Its compliance with international regulations and high moisture sensitivity level further enhance its suitability for long-term use in demanding environments.