LM4040DIM3X-10/NOPB

Overview

The LM4040DIM3X-10/NOPB is a micropower shunt voltage reference from Texas Instruments, providing a fixed output of 10 V. It features an initial accuracy of 1% and a temperature coefficient of 150 ppm/°C. The device operates within a junction-to-ambient thermal range of -40°C to +85°C. Electrical characteristics include a maximum shunt current of 15 mA and a minimum operating current of 100 µA. It is housed in a surface-mount SOT-23-3 package.

Feature Summary

• Provides stable fixed voltage reference for precision applications
• Micropower operation suitable for battery-powered systems
• Compact surface-mount packaging for space-constrained designs

Applications

• Portable instrumentation requiring precise voltage references
• Battery-operated measurement devices
• Data acquisition systems with analog inputs

Procurement Notes

Verify the specific suffix 'DIM3X' against the manufacturer's latest documentation to confirm pinout and marking consistency. Ensure the 10V output variant matches the circuit requirements. Confirm RoHS compliance status through official datasheets before finalizing procurement specifications.

Selection Notes

Select this component when a 10V reference is required with 1% initial accuracy. Consider the 150 ppm/°C temperature coefficient for thermal stability needs. The SOT-23-3 package is appropriate for high-density PCB layouts. Verify that the 15 mA maximum current capability meets the load requirements.

Part Context

This part belongs to the LM4040 series of micropower shunt voltage references. The series offers various fixed output voltages and accuracy grades. The DIM3X designation indicates a specific tape-and-reel packaging format for automated assembly processes within the SOT-23 family.

FAQ

What is the minimum operating current for the LM4040DIM3X-10/NOPB?

The minimum operating current is 100 µA.

Does this device support adjustable output voltages?

No, it provides a fixed 10 V output voltage.