Texas Instruments

LM4040DIM3-4.1

LM4040DIM3-4.1 Description

The LM4040DIM3-4.1 is a precision shunt voltage reference from Texas Instruments, designed to provide a highly stable and accurate reference voltage for a variety of power management applications. This device features a fixed output voltage of 4.096V with a tolerance of ±1%, ensuring precise voltage regulation. The LM4040DIM3-4.1 is housed in a compact SOT23-3 package, making it suitable for surface-mount applications where space is a critical consideration.

LM4040DIM3-4.1 Features

• Output Type: Fixed, providing a stable reference voltage without the need for external components.
• Output Voltage: 4.096V, ideal for applications requiring a precise reference voltage.
• Tolerance: ±1%, ensuring high accuracy and reliability in voltage regulation.
• Temperature Coefficient: 150ppm/°C, which minimizes voltage drift over a wide temperature range, enhancing performance in varying environmental conditions.
• Current - Output: 15 mA, capable of driving moderate loads while maintaining stability.
• Current - Cathode: 78 µA, ensuring low power consumption and efficient operation.
• Noise - 10Hz to 10kHz: 80µVrms, providing a clean reference voltage with minimal noise interference.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), suitable for use in environments with varying humidity levels.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Package: Tape & Reel (TR), facilitating automated assembly processes and ensuring consistent component placement.

LM4040DIM3-4.1 Applications

The LM4040DIM3-4.1 is well-suited for a range of applications where a stable and precise reference voltage is critical. These applications include:

• Analog-to-Digital Converters (ADCs): Providing a stable reference voltage to ensure accurate digital conversions.
• Digital-to-Analog Converters (DACs): Ensuring precise voltage levels for accurate analog signal generation.
• Voltage Regulators: Serving as a reference for linear or switching regulators to maintain output voltage stability.
• Precision Measurement Equipment: Offering a reliable reference for instruments requiring high accuracy.
• Battery Management Systems: Ensuring accurate voltage monitoring and control for battery health and safety.

Conclusion of LM4040DIM3-4.1

The LM4040DIM3-4.1 from Texas Instruments stands out as a reliable and precise shunt voltage reference, offering a fixed output voltage of 4.096V with a tight tolerance of ±1%. Its low temperature coefficient and minimal noise make it ideal for applications requiring high accuracy and stability. The compact SOT23-3 package and surface-mount design ensure ease of integration into modern electronic systems. With its compliance to environmental and regulatory standards, the LM4040DIM3-4.1 is a robust choice for a wide range of power management applications, providing consistent performance and reliability.