LM4050CIM3-5.0+

Voltage Reference Overview

The LM4050CIM3-5.0+ is a precision micropower shunt voltage reference manufactured by Analog Devices Inc./Maxim Integrated. It provides a fixed reverse breakdown output voltage of 5.0V with an initial accuracy of ±0.2%. The device features a maximum temperature coefficient of 50ppm/°C and operates within a wide current range from 60µA to 15mA. It is housed in a compact SC-70 (SOT-323) surface-mount package, suitable for space-constrained designs.

Voltage Reference Feature Summary

• Ultra-small 3-pin SC-70 surface-mount package
• Laser-trimmed resistors ensure high initial accuracy
• Capacitor-free stability with any capacitive load
• Low dynamic impedance ensures stable performance

Voltage Reference Applications

• Portable instrumentation
• Battery-powered systems
• Data acquisition systems
• Handheld meters

Voltage Reference Procurement Notes

Verify the manufacturer designation as Analog Devices Inc./Maxim Integrated on the official datasheet. Confirm the specific suffix indicates the +5.0V output variant and the CIM3 package code corresponds to the SC-70 form factor. Ensure compliance with RoHS standards if required for the target application.

Voltage Reference Selection Notes

Select this component when a fixed 5.0V reference is needed in a minimal footprint. The 50ppm/°C temperature coefficient supports applications requiring moderate thermal stability. The wide operating current range allows flexibility in biasing resistor selection without compromising regulation.

Voltage Reference Part Context

This part belongs to the LM4050 family of two-terminal shunt voltage references. The series offers multiple fixed voltage options including 1.225V, 2.048V, 2.500V, 3.000V, 3.3V, 4.096V, and 5.000V. The family is characterized by micropower consumption and high precision suitable for battery-operated equipment.

Voltage Reference Replacement Considerations

LM4050CEM3-5.0/NOPB: Texas Instruments equivalent in SOT-23 package.