Texas Instruments

LM4040A20IDBZT  

Voltage References

LM4040A20IDBZT Description

The LM4040A20IDBZT is a high-precision shunt voltage reference IC from Texas Instruments, designed to deliver exceptional performance in a compact SOT23-3 package. This device is part of the Power Management (PMIC) category and is ideal for applications requiring a stable and accurate voltage reference. The LM4040A20IDBZT features a fixed output voltage of 2.048V with a tolerance of ±0.1%, ensuring high accuracy in voltage regulation. It supports a maximum output current of 15 mA and operates with a cathode current of 80 µA, making it suitable for a wide range of power management applications.

LM4040A20IDBZT Features

• High Precision: The LM4040A20IDBZT offers a tight tolerance of ±0.1%, ensuring high accuracy in voltage reference applications.
• Low Noise: With a noise level of only 35µVrms from 10Hz to 10kHz, this IC provides a clean voltage reference, crucial for sensitive analog circuits.
• Low Temperature Coefficient: The device has a temperature coefficient of 100ppm/°C, ensuring stable performance across varying temperature conditions.
• Surface Mount Technology: The SOT23-3 package is designed for surface mount applications, offering a compact and reliable solution for space-constrained designs.
• Compliance and Reliability: The LM4040A20IDBZT is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1 (Unlimited), making it suitable for a wide range of manufacturing processes.
• Wide Operating Range: The IC supports a wide operating temperature range and can handle a cathode current up to 80 µA, providing flexibility in various applications.

LM4040A20IDBZT Applications

The LM4040A20IDBZT is well-suited for a variety of applications where precise voltage reference is critical. These include:

• Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for accurate signal conversion.
• Digital-to-Analog Converters (DACs): Ensures precise output voltage levels for reliable analog signal generation.
• Power Supplies: Acts as a reference for voltage regulation in power supply designs.
• Precision Measurement Equipment: Used in devices requiring high-accuracy voltage references, such as multimeters and oscilloscopes.
• Medical Devices: Ideal for applications in medical equipment where precision and reliability are paramount.

Conclusion of LM4040A20IDBZT

The LM4040A20IDBZT from Texas Instruments stands out as a high-precision shunt voltage reference IC, offering a combination of accuracy, low noise, and stability. Its compact SOT23-3 package and surface mount design make it ideal for space-constrained applications, while its compliance with environmental standards ensures it meets regulatory requirements. The LM4040A20IDBZT is a reliable choice for engineers and designers seeking a high-performance voltage reference solution in various power management applications.

LM4040A20IDBZT Documents

Download datasheets and manufacturer documentation for LM4040A20IDBZT

PCN Assembly/Origin :

Qual of NFME 17/Feb/2017      

Datasheets :

LM4040A,B,C,D Datasheet      

PCN Design/Specification :

LM404xx 07/Mar/2023