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REF191TRZ-EP

REF191TRZ-EP Description

The REF191TRZ-EP is a precision voltage reference IC from Analog Devices Inc., designed to provide a stable and accurate reference voltage for various electronic applications. This device is part of the REF19 series, known for its high performance and reliability. The REF191TRZ-EP features a fixed output voltage of 2.048V with a tight tolerance of ±0.1%, ensuring precise and consistent performance. It operates within an input voltage range of 3V to 15V, making it suitable for a wide range of power supply conditions.

The REF191TRZ-EP is designed for surface mount applications, housed in an 8SOIC package, and comes in a tube packaging format. It has a low supply current of 45µA, which minimizes power consumption and is ideal for energy-efficient designs. The device also boasts a low temperature coefficient of 5ppm/°C, ensuring minimal drift over temperature variations, which is crucial for maintaining accuracy in precision applications.

REF191TRZ-EP Features

• Fixed Output Voltage: Provides a stable 2.048V output, ideal for applications requiring a precise reference voltage.
• High Accuracy: ±0.1% tolerance ensures high precision, making it suitable for demanding applications where accuracy is paramount.
• Low Temperature Coefficient: 5ppm/°C drift ensures minimal variation with temperature, maintaining accuracy across a wide operating range.
• Low Supply Current: 45µA supply current minimizes power consumption, making it suitable for low-power and battery-operated devices.
• Wide Input Voltage Range: Operates from 3V to 15V, providing flexibility in power supply design.
• Surface Mount Compatibility: 8SOIC package is suitable for surface mount applications, facilitating compact and reliable PCB designs.
• Compliance and Status: REACH Unaffected and RoHS3 Compliant, ensuring environmental and regulatory standards are met. The device is also classified under ECCN EAR99 and HTSUS 8542.39.0001, facilitating international compliance.

REF191TRZ-EP Applications

The REF191TRZ-EP is ideal for a variety of applications where a stable and accurate voltage reference is required. Some specific use cases include:

• Precision Measurement Equipment: Ideal for instruments requiring high accuracy and stability, such as digital multimeters and oscilloscopes.
• Data Acquisition Systems: Provides a stable reference for analog-to-digital converters (ADCs) and digital-to-analog converters (DACs), ensuring accurate data conversion.
• Power Management Circuits: Suitable for voltage regulators and power supply designs where a precise reference voltage is necessary.
• Industrial Automation: Used in sensors and control systems where accuracy and reliability are critical.
• Medical Devices: Ideal for medical instrumentation where precision and stability are essential for accurate readings and diagnostics.

Conclusion of REF191TRZ-EP

The REF191TRZ-EP from Analog Devices Inc. stands out as a high-performance voltage reference IC, offering a combination of precision, stability, and low power consumption. Its fixed 2.048V output with ±0.1% tolerance and low temperature coefficient of 5ppm/°C make it an excellent choice for applications requiring high accuracy and reliability. The device's low supply current of 45µA and wide input voltage range of 3V to 15V further enhance its versatility and suitability for a variety of applications, from precision measurement equipment to industrial automation and medical devices. The REF191TRZ-EP's compliance with environmental and regulatory standards ensures it meets the demands of modern electronics design, making it a reliable and efficient solution for engineers and designers in the electronics industry.