Texas Instruments

REF5045ID

REF5045ID Description

The REF5045ID from Texas Instruments is a high-precision 4.5V series voltage reference designed for applications demanding ultra-low noise and exceptional stability. Housed in an 8-SOIC package, this IC delivers ±0.05% initial accuracy and a 3ppm/°C temperature coefficient, ensuring reliable performance across industrial temperature ranges. With a 4.7V to 18V input range, it supports a 10mA output current while consuming only 1.2mA supply current, making it ideal for power-sensitive designs. Its 13.5µVpp/V noise performance (0.1Hz to 10Hz) sets it apart in precision analog systems.

REF5045ID Features

• Ultra-High Precision: ±0.05% tolerance and 3ppm/°C drift for critical applications.
• Low Noise: 13.5µVpp/V noise density ensures clean voltage references.
• Wide Input Range: Operates from 4.7V to 18V, accommodating diverse power supplies.
• Low Power Consumption: 1.2mA supply current minimizes energy usage.
• Stable Output: Fixed 4.5V output with 10mA drive capability.
• Robust Packaging: 8-SOIC surface-mount package with MSL 2 (1 Year) rating.
• Compliance: ROHS3 and REACH unaffected, meeting environmental standards.

REF5045ID Applications

The REF5045ID excels in precision systems requiring stable voltage references, such as:

• Data Acquisition Systems: Ensures ADC/DAC accuracy in measurement equipment.
• Medical Instruments: Provides reliable references for sensitive diagnostics.
• Industrial Automation: Supports PLCs and sensor interfaces with low drift.
• Test & Measurement: Critical for calibrating high-resolution instruments.
• Portable Electronics: Low power and small footprint suit battery-powered devices.

Conclusion of REF5045ID

The REF5045ID stands out as a high-performance voltage reference for precision electronics, combining low noise, high accuracy, and low power consumption. Its wide input range and robust packaging make it versatile for industrial, medical, and portable applications. Engineers can rely on its exceptional stability to enhance system performance where voltage integrity is paramount. Texas Instruments' reputation for quality further ensures its suitability for mission-critical designs.