Texas Instruments

REF5045IDR

REF5045IDR Description

The REF5045IDR is a high-performance voltage reference IC from Texas Instruments, designed to deliver exceptional precision and stability in a compact 8SOIC package. With a fixed output voltage of 4.5V, this device offers a low noise level of 13.5µVpp/V across the frequency range of 0.1Hz to 10Hz, making it ideal for applications requiring high accuracy and low noise. The REF5045IDR features a tight tolerance of ±0.05%, ensuring consistent performance across different units and over temperature variations. The device is designed for surface mount applications and operates over a wide input voltage range of 4.7V to 18V, providing flexibility in various power supply configurations.

REF5045IDR Features

• Low Noise Performance: The REF5045IDR boasts a low noise level of 13.5µVpp/V from 0.1Hz to 10Hz, making it suitable for applications where noise is a critical factor.
• Tight Tolerance: With a tolerance of ±0.05%, this voltage reference IC ensures consistent performance across different units and over temperature variations.
• Wide Input Voltage Range: The device operates over an input voltage range of 4.7V to 18V, providing flexibility in various power supply configurations.
• Compact 8SOIC Package: The REF5045IDR is available in a compact 8SOIC package, making it suitable for space-constrained applications.
• Low Supply Current: The device consumes only 1.2mA of supply current, making it energy-efficient for battery-powered applications.
• Low Output Current: The REF5045IDR can source up to 10mA of output current, making it suitable for driving high-load applications.
• Temperature Coefficient: The device has a low temperature coefficient of 3ppm/°C, ensuring stable output voltage over a wide temperature range.
• RoHS Compliance: The REF5045IDR is compliant with RoHS3 standards, making it suitable for environmentally conscious applications.

REF5045IDR Applications

The REF5045IDR is ideal for a wide range of applications where precision and stability are critical. Some specific use cases include:

1. Data Acquisition Systems: The low noise and tight tolerance of the REF5045IDR make it suitable for data acquisition systems where accurate voltage references are essential.
2. Communication Systems: The device's low noise performance and wide input voltage range make it ideal for communication systems, such as base stations and transceivers.
3. Industrial Control Systems: The REF5045IDR's stability and low temperature coefficient make it suitable for industrial control systems, where accurate voltage references are critical for system performance.
4. Battery-Powered Devices: The low supply current of the REF5045IDR makes it energy-efficient for battery-powered applications, such as portable electronic devices and wearables.
5. Automotive Applications: The device's low noise performance and wide input voltage range make it suitable for automotive applications, such as infotainment systems and sensor interfaces.

Conclusion of REF5045IDR

The REF5045IDR from Texas Instruments is a high-performance voltage reference IC that offers a unique combination of low noise, tight tolerance, and low power consumption. Its compact 8SOIC package and wide input voltage range make it suitable for a wide range of applications, from data acquisition systems to automotive applications. With its RoHS compliance and low temperature coefficient, the REF5045IDR is an excellent choice for precision voltage reference applications in the electronics industry.