MAX6133A41

Overview

The MAX6133A41 is a precision series voltage reference IC manufactured by Analog Devices Inc./Maxim Integrated. It provides a fixed output voltage of 4.096V with an initial accuracy of 0.04%. The device operates within an input voltage range of 6.1V to 40V and draws a supply current of 650µA. Key electrical specifications include a temperature coefficient of 3ppm/°C, a maximum output current of 30 mA, and low noise characteristics of 7µVp-p from 0.1Hz to 10Hz. It is housed in an 8-SOIC package and functions reliably across a temperature range of -40°C to 125°C.

Feature Summary

• Delivers high-precision fixed voltage output with tight initial accuracy tolerance
• Features ultra-low noise performance for sensitive signal chain applications
• Ensures long-term stability with a low temperature coefficient over the operating range

Applications

• High-resolution data acquisition systems requiring stable reference voltages
• Precision analog-to-digital converter (ADC) front-end circuits
• Industrial instrumentation and measurement devices

Procurement Notes

Verify the specific suffix against official documentation to confirm pinout and thermal characteristics. Ensure the selected variant matches the required package type and operating temperature range. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components. Confirm RoHS compliance status if environmental regulations apply to the final assembly.

Selection Notes

Select this component when a fixed 4.096V reference with high accuracy is required. Consider the 650µA supply current for power-sensitive designs. Evaluate the 30 mA load capability against circuit demands. Verify that the 8-SOIC package fits the PCB layout constraints. Compare noise specifications against other references if sub-microvolt performance is critical.

Part Context

This part belongs to the MAX6133 series of low-power, low-dropout voltage references. The series is designed for applications demanding high precision and stability. Analog Devices Inc./Maxim Integrated produces this line to support industrial and communication equipment needs. The MAX6133A41 specifically offers enhanced accuracy compared to standard variants.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.