Texas Instruments

LM385BLPR-1-2

LM385BLPR-1-2 Description

The LM385BLPR-1-2 is a precision shunt voltage reference IC designed by Texas Instruments, offering a fixed output voltage of 1.235V with a tolerance of ±1%. This device is optimized for high-precision applications requiring a stable and low-noise reference voltage. The LM385BLPR-1-2 features a low temperature coefficient of 20ppm/°C typical, ensuring minimal drift over the operating temperature range of 0°C to 70°C. It can handle a maximum output current of 20 mA, making it suitable for a variety of applications where a stable reference voltage is critical.

LM385BLPR-1-2 Features

• Output Type: Fixed at 1.235V, providing a reliable and stable reference voltage.
• Output Current: Capable of delivering up to 20 mA, making it suitable for applications requiring moderate current.
• Temperature Coefficient: 20ppm/°C typical, ensuring minimal voltage drift over the operating temperature range.
• Noise Performance: Low noise of 60µVrms from 10Hz to 10kHz, ideal for high-precision applications.
• Tolerance: ±1%, ensuring high accuracy and consistency in reference voltage.
• Operating Temperature: Wide range of 0°C to 70°C, suitable for various environmental conditions.
• Mounting Type: Through-hole, providing robust mechanical stability and ease of integration.
• Package: Tape & Reel (TR), facilitating efficient handling and assembly in production environments.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.

LM385BLPR-1-2 Applications

The LM385BLPR-1-2 is ideal for applications requiring a precise and stable voltage reference. Its low noise and temperature coefficient make it suitable for high-precision analog circuits, such as:

• Analog-to-Digital Converters (ADCs): Ensuring accurate and consistent conversion by providing a stable reference voltage.
• Digital-to-Analog Converters (DACs): Maintaining high accuracy in signal generation.
• Precision Voltage Measurement: Used in instruments and devices that require high accuracy in voltage measurement.
• Power Supply Regulation: Providing a stable reference for voltage regulators to maintain output voltage stability.
• Battery Management Systems: Ensuring accurate voltage monitoring and control for battery health and safety.

Conclusion of LM385BLPR-1-2

The LM385BLPR-1-2 from Texas Instruments is a high-performance shunt voltage reference IC that offers a combination of precision, stability, and low noise. Its fixed output voltage of 1.235V with a ±1% tolerance and low temperature coefficient of 20ppm/°C make it an excellent choice for applications requiring high accuracy and minimal drift. The ability to handle up to 20 mA of output current and its through-hole mounting type provide versatility and robustness in various electronic designs. The LM385BLPR-1-2 is particularly well-suited for precision analog circuits, ADCs, DACs, and power supply regulation, making it a reliable and efficient solution for engineers and designers in the electronics industry.