Texas Instruments

LM4040QDEM3-3.0/NOPB  

Voltage References

LM4040QDEM3-3.0/NOPB Description

The LM4040QDEM3-3.0/NOPB is a high-precision shunt voltage reference from Texas Instruments, designed for automotive applications. It offers a fixed output voltage of 3V with a tolerance of ±1%, ensuring high accuracy and reliability in demanding environments. This device is capable of delivering up to 15 mA of output current, making it suitable for a wide range of power management applications. The LM4040QDEM3-3.0/NOPB features a low temperature coefficient of 150ppm/°C, which minimizes voltage drift over varying temperatures, thereby maintaining consistent performance. Additionally, it exhibits low noise levels of 35µVrms across the frequency range of 10Hz to 10kHz, contributing to cleaner power supply outputs. The device is packaged in a surface-mount SOT23-3 package, which is both compact and easy to integrate into modern electronic designs. With a moisture sensitivity level (MSL) of 1 (unlimited), it is highly resistant to moisture, ensuring long-term reliability. The LM4040QDEM3-3.0/NOPB is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations.

LM4040QDEM3-3.0/NOPB Features

• High-Precision Voltage Reference: The LM4040QDEM3-3.0/NOPB provides a highly accurate fixed output voltage of 3V with a tolerance of ±1%, ensuring precise voltage regulation in automotive applications.
• Low Temperature Coefficient: With a temperature coefficient of 150ppm/°C, the device maintains stable performance across a wide temperature range, minimizing voltage drift.
• Low Noise Performance: The reference exhibits low noise levels of 35µVrms from 10Hz to 10kHz, which is critical for applications requiring clean power supply outputs.
• High Output Current Capability: Capable of delivering up to 15 mA of output current, the LM4040QDEM3-3.0/NOPB can support a variety of power management needs.
• Compact Surface-Mount Package: The SOT23-3 package is small and easy to integrate, making it ideal for space-constrained designs.
• Moisture Resistance: An MSL rating of 1 (unlimited) ensures the device remains reliable even in high-moisture environments.
• Environmental Compliance: The LM4040QDEM3-3.0/NOPB is REACH unaffected and RoHS3 compliant, meeting environmental standards for automotive use.

LM4040QDEM3-3.0/NOPB Applications

The LM4040QDEM3-3.0/NOPB is well-suited for a variety of automotive applications where high precision and reliability are paramount. It is ideal for use in:

• Automotive Power Management: Providing a stable reference voltage for power management integrated circuits (PMICs) in vehicles.
• Battery Management Systems: Ensuring accurate voltage monitoring and regulation in electric and hybrid vehicles.
• Instrumentation and Control Systems: Offering a precise voltage reference for automotive control units and instrumentation.
• Sensor Interfaces: Providing a stable reference for sensors that require high accuracy and low noise.

Conclusion of LM4040QDEM3-3.0/NOPB

The LM4040QDEM3-3.0/NOPB from Texas Instruments is a high-precision shunt voltage reference designed for automotive applications. Its combination of high accuracy, low temperature coefficient, low noise, and high output current capability make it a superior choice for demanding automotive power management needs. The compact SOT23-3 package and moisture resistance ensure ease of integration and long-term reliability. With its environmental compliance and robust performance, the LM4040QDEM3-3.0/NOPB stands out as a reliable and efficient solution for modern automotive electronics.

LM4040QDEM3-3.0/NOPB Documents

Download datasheets and manufacturer documentation for LM4040QDEM3-3.0/NOPB

PCN Assembly/Origin :

Wafer Fab site 11/Oct/2018      

Datasheets :

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PCN Packaging :

Pin One Dot 07/Jan/2019      

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