LM4040C25MDBZTEP

Overview

The LM4040C25MDBZTEP is a precision micro-power shunt voltage reference manufactured by Texas Instruments. It provides a fixed output voltage of 2.5 V with an initial accuracy of 0.5%. The device operates within a temperature range of -40°C to +125°C and features a temperature coefficient of 150 PPM/°C. Electrical specifications include a maximum shunt current of 15 mA and a minimum operating current of 75 µA. It is housed in a SOT-23-3 surface-mount package.

Feature Summary

• Provides stable 2.5 V reference voltage for precision applications
• Micro-power operation suitable for battery-powered systems
• Wide industrial temperature range capability

Applications

• Portable instrumentation
• Battery-powered measurement devices
• Data acquisition systems

Procurement Notes

Verify the specific suffix MDBZT against the official datasheet to confirm the tape-and-reel packaging configuration. Ensure the component meets RoHS compliance requirements for your assembly process. Confirm that the 0.5% accuracy grade aligns with circuit tolerance needs. Check for any recent product change notifications regarding material or bonding updates.

Selection Notes

Select this component when a low-cost, high-accuracy 2.5 V reference is required in a compact SOT-23-3 footprint. It is suitable for designs needing minimal quiescent current while maintaining stability over a wide temperature range. Compare against other LM4040 variants if different voltage outputs or tighter accuracy grades are necessary.

Part Context

This part belongs to the LM4040 family of micropower shunt voltage references from Texas Instruments. The family offers various fixed output voltages and accuracy grades. The LM4040 series is widely used in general-purpose analog circuits requiring a reliable reference source without complex external components.

Replacement Considerations

LM4040C25IDBZTG4