Texas Instruments

REF5025AIDG4

REF5025AIDG4 Description

The REF5025AIDG4 is a precision voltage reference IC from Texas Instruments, designed for applications requiring high accuracy and stability. This device features a fixed output voltage of 2.5V with a tolerance of ±0.1%, ensuring precise and reliable performance. The REF5025AIDG4 operates within an input voltage range of 2.7V to 18V, making it suitable for a variety of power supply environments. It offers a low supply current of 1.2mA, which is ideal for low-power applications, and can deliver an output current of up to 10mA.

The REF5025AIDG4 is housed in a surface-mount package, specifically an 8SOIC, which is both compact and easy to integrate into modern electronic designs. It has a temperature coefficient of 8ppm/°C, ensuring minimal drift over a wide temperature range. Additionally, the device is compliant with RoHS3 standards and is REACH unaffected, making it suitable for environmentally conscious applications.

REF5025AIDG4 Features

• Precision Output Voltage: The REF5025AIDG4 provides a fixed output voltage of 2.5V with a tight tolerance of ±0.1%, ensuring high accuracy in voltage regulation.
• Low Noise: With a noise level of 7.5µVpp/V from 0.1Hz to 10Hz, this device offers superior performance in low-noise applications, making it ideal for sensitive analog circuits.
• Wide Input Voltage Range: The device operates within an input voltage range of 2.7V to 18V, providing flexibility in power supply requirements.
• Low Supply Current: The REF5025AIDG4 consumes only 1.2mA of supply current, making it suitable for low-power applications and extending battery life in portable devices.
• High Output Current Capability: It can deliver up to 10mA of output current, supporting a wide range of load conditions.
• Stable Temperature Performance: The device has a temperature coefficient of 8ppm/°C, ensuring minimal voltage drift over temperature variations.
• Surface-Mount Packaging: The 8SOIC package is compact and suitable for surface-mount technology (SMT), facilitating easy integration into modern electronic designs.
• Environmental Compliance: The REF5025AIDG4 is RoHS3 compliant and REACH unaffected, making it suitable for environmentally conscious applications.

REF5025AIDG4 Applications

The REF5025AIDG4 is ideal for a variety of applications that require high-precision voltage references. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): The low noise and high accuracy of the REF5025AIDG4 make it an excellent reference voltage source for ADCs, ensuring precise and reliable conversions.
• Digital-to-Analog Converters (DACs): The device's stable output voltage and low temperature coefficient are beneficial for DACs, providing accurate and consistent analog output.
• Power Management Systems: The wide input voltage range and low supply current make it suitable for power management applications, where efficient power usage is critical.
• Precision Instrumentation: The REF5025AIDG4's high accuracy and stability are well-suited for precision instruments, such as test and measurement equipment.
• Battery-Powered Devices: The low supply current and high output current capability make it ideal for battery-powered applications, where power efficiency and long battery life are essential.

Conclusion of REF5025AIDG4

The REF5025AIDG4 is a high-precision voltage reference IC that offers superior performance in terms of accuracy, noise, and stability. Its wide input voltage range, low supply current, and high output current capability make it a versatile solution for a variety of applications. The compact 8SOIC package and surface-mount technology ensure easy integration into modern electronic designs. While the device is now obsolete, its unique features and advantages make it a reliable choice for applications requiring high-precision voltage references. For new designs, Texas Instruments offers a range of updated and improved voltage reference solutions that build upon the legacy of the REF5025AIDG4.