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MAX873ACSA

MAX873ACSA Description

The MAX873ACSA is a high-precision, low-noise series voltage reference IC manufactured by Analog Devices Inc./Maxim Integrated. Designed for demanding applications, it provides a fixed 2.5V output with an exceptional ±0.06% initial accuracy and a low 7ppm/°C temperature coefficient, ensuring stable performance across varying environmental conditions. Operating from a 4.5V to 18V input range, it delivers a 10mA output current with minimal 600µA supply current, making it highly efficient. The device features 6.8µVrms noise (10Hz to 10kHz), ideal for precision analog systems. Packaged in an 8-pin SOIC tube, it is RoHS3 compliant and REACH unaffected, though marked as obsolete.

MAX873ACSA Features

• Ultra-High Precision: ±0.06% tolerance ensures minimal output deviation.
• Low Temperature Drift: 7ppm/°C enhances stability in wide-temperature applications.
• Low Noise: 6.8µVrms noise performance for clean reference signals.
• Wide Input Range: Supports 4.5V to 18V, accommodating diverse power supplies.
• Low Power Consumption: Only 600µA supply current reduces system load.
• Surface-Mount Design: 8-pin SOIC package for compact PCB integration.
• Robust Compliance: Meets RoHS3 and REACH standards.

MAX873ACSA Applications

The MAX873ACSA excels in precision-critical systems, including:

• Data Acquisition Systems: Ensures accurate ADC/DAC reference voltages.
• Industrial Instrumentation: Provides stable references for sensors and control systems.
• Medical Equipment: Reliable performance in diagnostic and monitoring devices.
• Test & Measurement Gear: High accuracy for calibration and signal conditioning.
• Portable Electronics: Low power consumption extends battery life.

Conclusion of MAX873ACSA

The MAX873ACSA stands out for its exceptional accuracy, low noise, and thermal stability, making it a top choice for precision voltage reference needs. While obsolete, its performance remains unmatched in applications demanding ultra-stable references. Engineers designing high-accuracy analog systems should consider this IC for its reliability and efficiency, though alternative modern equivalents may be needed for new designs.