Texas Instruments

LM4040D25IDBZT  

Voltage References

LM4040D25IDBZT Description

The LM4040D25IDBZT is a high-precision shunt voltage reference IC designed by Texas Instruments. It offers a fixed output voltage of 2.5V with a tolerance of ±1%, making it highly reliable for precision applications. This device is capable of delivering an output current of up to 15 mA, ensuring robust performance in various electronic circuits. The LM4040D25IDBZT features a low temperature coefficient of 150ppm/°C, which minimizes voltage drift over temperature variations, enhancing stability and accuracy.

The device is designed for surface mount applications, packaged in a compact SOT23-3 format, and is available in tape and reel (TR) form for convenient handling and integration into automated assembly processes. It has a cathode current of 80 µA, which is ideal for low-power consumption applications. The LM4040D25IDBZT also boasts a low noise level of 35µVrms from 10Hz to 10kHz, ensuring clean voltage reference in sensitive analog circuits.

LM4040D25IDBZT Features

• Fixed Output Voltage: The LM4040D25IDBZT provides a stable 2.5V output voltage, ideal for applications requiring a precise reference voltage.
• High Precision: With a tolerance of ±1%, this voltage reference ensures high accuracy, making it suitable for demanding applications.
• Low Temperature Coefficient: The 150ppm/°C temperature coefficient ensures minimal voltage drift over a wide temperature range, enhancing the stability of the reference voltage.
• Low Noise: The device exhibits a low noise level of 35µVrms from 10Hz to 10kHz, which is crucial for maintaining signal integrity in sensitive analog circuits.
• Surface Mount Compatibility: The SOT23-3 package is designed for surface mount technology, facilitating easy integration into modern PCB designs.
• Low Power Consumption: The device operates with a cathode current of 80 µA, making it suitable for low-power applications.
• Compliance and Reliability: The LM4040D25IDBZT is REACH unaffected and ROHS3 compliant, ensuring environmental safety and regulatory compliance. It also has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for various manufacturing environments.

LM4040D25IDBZT Applications

The LM4040D25IDBZT is ideal for a wide range of applications that require a precise and stable voltage reference. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for ADCs, ensuring accurate digital conversions.
• Digital-to-Analog Converters (DACs): Ensures precise output voltage levels in DACs, enhancing the accuracy of analog signals.
• Power Management Circuits: Offers a reliable reference voltage for voltage regulators and power management ICs.
• Precision Measurement Equipment: Used in devices requiring high-precision voltage references, such as oscilloscopes and multimeters.
• Medical Devices: Suitable for medical equipment where accuracy and reliability are critical, such as blood glucose meters and ECG machines.

Conclusion of LM4040D25IDBZT

The LM4040D25IDBZT from Texas Instruments is a high-performance shunt voltage reference IC that stands out due to its precision, stability, and low noise characteristics. Its fixed 2.5V output voltage with a ±1% tolerance and low temperature coefficient of 150ppm/°C make it an excellent choice for applications requiring high accuracy and reliability. The device's low noise level and low power consumption further enhance its suitability for sensitive analog circuits and low-power applications. With its compact SOT23-3 package and surface mount compatibility, the LM4040D25IDBZT is easy to integrate into modern PCB designs. Its compliance with environmental regulations and robustness in various manufacturing environments make it a reliable choice for engineers and designers in the electronics industry.

LM4040D25IDBZT Documents

Download datasheets and manufacturer documentation for LM4040D25IDBZT

PCN Assembly/Origin :

Qual of NFME 17/Feb/2017      

Datasheets :

LM4040A,B,C,D Datasheet      

PCN Design/Specification :

LM404xx 07/Mar/2023