LM4040DEM3X-2.0/NOPB

$0.37

Description：IC VREF SHUNT 1% SOT23-3
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:17ea06c56f52 Category: Voltage Reference Brand: Texas Instruments

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Product introduction

Product Detailed Parameters

Description：IC VREF SHUNT 1% SOT23-3
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Output Type：Fixed
Voltage - Output (Min/Fixed)：2.048V
Voltage - Output (Max)：-
Current - Output：15 mA
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：TO-236-3, SC-59, SOT-23-3
Supplier Device Package：SOT-23-3
Grade：-
Qualification：-

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LM4040DEM3X-2.0/NOPB

Overview

The LM4040DEM3X-2.0/NOPB is a micropower shunt voltage reference manufactured by Texas Instruments, delivering a nominal output of 2.048 V. It operates within an extended temperature range from -40 °C to +85 °C and features an initial accuracy of 1%. The device supports a maximum shunt current of 15 mA and exhibits a temperature coefficient of 150 PPM/°C. Packaged in a compact SOT-23-3 surface-mount format, it is designed for precision applications requiring stable voltage references with low power consumption.

Feature Summary

Provides precise micropower shunt voltage regulation
Operates across extended industrial temperature ranges
Utilizes compact three-terminal surface-mount packaging

Applications

Portable instrumentation circuits
Battery-powered measurement systems
Data acquisition reference sources

Procurement Notes

Verify the specific suffix 'DEM3X' against official Texas Instruments documentation to confirm the exact grade and package variant. Ensure compatibility with the target operating temperature range and accuracy requirements. Cross-reference the datasheet revision history for any updates regarding pinout or electrical characteristics before finalizing procurement specifications.

Selection Notes

Select this component when a 2.048 V reference with 1% initial accuracy is required in a small SOT-23 footprint. Consider the 150 PPM/°C temperature coefficient for thermal stability needs. Evaluate the micropower consumption against system battery life constraints. Confirm that the shunt current capability meets the circuit's minimum load requirements.

Part Context

This part belongs to the LM4040-N series of precision micropower shunt voltage references. The family offers various fixed output voltages and accuracy grades. The DEM3X designation indicates a specific performance bin and tape-and-reel packaging configuration within the broader LM4040 product line managed by Texas Instruments.