LM4121AIM5X-1.2

Description：IC VREF SERIES 0.2% SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:2de7960bc3fe Category: Voltage Reference Brand: Texas Instruments

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Product introduction

LM4121AIM5X-1.2 is listed in the Voltage Reference range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC VREF SERIES 0.2% SOT23-5. Review the specifications below when checking this part for your BOM.

Voltage Reference specifications for LM4121AIM5X-1.2

Description：IC VREF SERIES 0.2% SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Output Type：Fixed
Voltage - Output (Min/Fixed)：1.25V
Voltage - Output (Max)：-
Current - Output：5 mA
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：SC-74A, SOT-753
Supplier Device Package：SOT-23-5
Grade：-
Qualification：-

Voltage Reference datasheet and documents for LM4121AIM5X-1.2

LM4121AIM5X-1.2

Voltage Reference Overview

The LM4121AIM5X-1.2 is a precision micropower low dropout voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 1.2V with an initial accuracy of 0.2%. The device operates within a temperature range of -40°C to +85°C and features a maximum temperature coefficient of 50 ppm/°C. It supports a maximum input voltage of 14V and offers a maximum shunt current of 5mA. The component is housed in a SOT-23 package.

Voltage Reference Feature Summary

Precision micropower design for energy-efficient applications
Low dropout operation ensures stable regulation
High initial accuracy with low temperature drift

Voltage Reference Applications

Portable battery-powered instrumentation
Data acquisition systems requiring precise references
Medical equipment power supplies

Voltage Reference Procurement Notes

Verify the specific suffix '1.2' confirms the fixed 1.2V output variant. Confirm the 'A' grade indicates 0.2% initial accuracy. Ensure the 'M5X' designation matches the required SOT-23 surface mount packaging. Check RoHS compliance status against current regulatory requirements for your region.

Voltage Reference Selection Notes

Select this component when a fixed 1.2V reference is required with high precision. Consider the 50 ppm/°C temperature coefficient for thermal stability needs. Evaluate the micropower consumption against system battery life constraints. Compare against adjustable variants if flexible voltage settings are needed.

Voltage Reference Part Context

This part belongs to the LM4121 series of precision voltage references from Texas Instruments. It is designed as a drop-in replacement for similar low-dropout references in compact designs. The series emphasizes low noise and high stability for sensitive analog circuits.