MAX6138AEXR30+T

Overview

The MAX6138AEXR30+T is a precision, two-terminal shunt mode bandgap voltage reference manufactured by Analog Devices Inc./Maxim Integrated. It provides a fixed reverse breakdown output voltage of 3.0V with an initial accuracy of 0.1%. The device operates within a temperature range of -40°C to +85°C and features a maximum temperature coefficient of 25ppm/°C. It supports a wide operating current range from 60μA to 15mA and utilizes a subminiature 3-pin SC70 surface-mount package.

Feature Summary

• Ultra-small 3-pin SC70 surface-mount package
• Laser-trimmed resistors ensure precise initial accuracy
• Low dynamic impedance for stable performance across currents
• Operational stability without external capacitors

Applications

• Portable, battery-powered equipment
• Notebook computers
• Cell phones
• Industrial process control

Procurement Notes

Verify the component authenticity through official manufacturer channels or authorized distributors. Confirm that the specific part number matches the required electrical specifications and packaging format. Ensure compliance with relevant environmental standards before integration into final designs.

Selection Notes

Select this component when space constraints require a compact voltage reference solution. The 0.1% accuracy grade suits applications demanding high precision. Verify that the circuit design accommodates the specified minimum and maximum operating currents to maintain regulation.

Part Context

This device belongs to the MAX6138 family of shunt voltage references. It offers multiple fixed reverse breakdown voltages including 1.2205V, 2.048V, 2.5V, 3.0V, 3.3V, 4.096V, and 5.0V. The family is designed as a higher precision alternative in a smaller package compared to comparable devices in SOT23 packages.

Replacement Considerations

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