LM4050BIX3-2.1-T

Voltage Reference Overview

The LM4050BIX3-2.1-T is a precision two-terminal shunt voltage reference manufactured by Analog Devices Inc./Maxim Integrated. It provides a fixed reverse breakdown voltage of 2.048V with an initial accuracy of ±0.5%. The device features a maximum temperature coefficient of 50ppm/°C, guaranteed over the -40°C to +125°C operating temperature range. It operates within a wide current range from 60µA to 15mA and exhibits low output noise of 28µVRMS (10Hz to 10kHz). The component is housed in an ultra-small 3-pin SC-70 surface-mount package measuring 1.8mm x 1.8mm.

Voltage Reference Feature Summary

• Ultra-small 3-pin SC-70 surface-mount package for space-critical applications
• Laser-trimmed resistors ensure excellent initial accuracy
• No external stabilizing capacitor required while ensuring stability with any capacitive loads

Voltage Reference Applications

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

Voltage Reference Procurement Notes

Verify the specific suffix 'BIX3' against official Maxim Integrated documentation to confirm the exact accuracy grade and packaging configuration. Ensure the 2.048V output voltage aligns with system requirements. Confirm RoHS compliance status through the manufacturer's latest datasheet or certification documents before procurement.

Voltage Reference Selection Notes

Select this component when a compact footprint is required alongside high precision. The 2.048V output is suitable for systems requiring standard reference levels. Verify that the load current remains within the 60µA to 15mA operational window to maintain specified accuracy and stability without external compensation components.

Voltage Reference Part Context

This part belongs to the LM4050/LM4051 family of micropower shunt voltage references. The family offers multiple fixed reverse breakdown voltages including 1.225V, 2.500V, 3.000V, and 5.000V. Variants are available in both SC-70 and SOT-23 packages, with accuracy grades ranging from 0.1% to 0.5%.

Voltage Reference Replacement Considerations

LM4050CEX3-2.1+ (Different accuracy grade)

Voltage Reference FAQ

Does the LM4050BIX3-2.1-T require an external capacitor for stability?

No, the LM4050 does not require an external stabilizing capacitor and ensures stability with any capacitive loads.

What is the operating current range for this voltage reference?

The device supports a wide operating current range from 60µA to 15mA.