LM4040BEM3-5.0+T

Overview

LM4040BEM3-5.0+T is a precision voltage reference product belonging to the LM4040 series. It is widely used in various electronic devices and circuits that require a stable and accurate voltage reference. This product offers exceptional performance and reliability, making it suitable for applications in industries such as telecommunications, automotive, industrial automation, and consumer electronics.

Use

This product is primarily used to provide a stable and precise voltage reference in electronic circuits. It ensures that the voltage remains constant regardless of changes in temperature, power supply variations, or other external factors. The LM4040BEM3-5.0+T is commonly employed in analog-to-digital converters (ADCs), digital-to-analog converters (DACs), voltage regulators, and other precision measurement systems.

Characteristics

High Precision: The LM4040BEM3-5.0+T offers a high initial accuracy and low temperature coefficient, ensuring precise voltage references.
Low Power Consumption: It operates with low quiescent current, making it suitable for battery-powered applications.
Wide Temperature Range: This product can operate reliably over a wide temperature range, from -40°C to +85°C.
Small Package Size: The LM4040BEM3-5.0+T is available in a small SOT-23 package, allowing for space-efficient designs.
Low Output Noise: It provides a low output noise level, minimizing interference in sensitive circuits.

Package and Quantity

The LM4040BEM3-5.0+T is packaged in a SOT-23 surface-mount package. It is typically supplied in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

Output Voltage: 5.0V
Initial Accuracy: ±0.1%
Temperature Coefficient: 100ppm/°C
Quiescent Current: 60µA (typical)
Operating Temperature Range: -40°C to +85°C
Package Type: SOT-23

Pin Configuration

The LM4040BEM3-5.0+T has three pins in the SOT-23 package:

```

| | --+----+-- | | | | |____| | | |__| ```

Pin 1: VOUT (Output Voltage) Pin 2: GND (Ground) Pin 3: NC (No Connection)

Functional Features

High Precision: The LM4040BEM3-5.0+T provides a stable and accurate output voltage of 5.0V, ensuring precise voltage references in various applications.
Low Power Consumption: With a low quiescent current of 60µA, it minimizes power consumption, making it suitable for battery-powered devices.
Wide Temperature Range: This product can operate reliably over a wide temperature range, allowing for versatile usage in different environments.
Low Output Noise: The LM4040BEM3-5.0+T offers a low output noise level, reducing interference in sensitive circuits.

Advantages and Disadvantages

Advantages

High precision and accuracy
Low power consumption
Wide temperature range
Small package size
Low output noise

Disadvantages

Limited output voltage options (only 5.0V available)
No adjustable output voltage feature

Working Principles

The LM4040BEM3-5.0+T utilizes a bandgap reference circuit to generate a stable and precise output voltage. It compensates for temperature variations by employing a temperature-dependent voltage reference, ensuring consistent performance across different operating conditions. The internal circuitry of the LM4040BEM3-5.0+T maintains a constant voltage drop between the VOUT and GND pins, providing a reliable voltage reference.

Detailed Application Field Plans

The LM4040BEM3-5.0+T finds applications in various fields, including: 1. Analog-to-Digital Converters (ADCs) 2. Digital-to-Analog Converters (DACs) 3. Voltage Regulators 4. Precision Measurement Systems 5. Sensor Calibration 6. Battery Management Systems 7. Industrial Control Systems

Detailed Alternative Models

LM4040AEM3-5.0+T: Similar to LM4040BEM3-5.0+T, but with an initial accuracy of ±0.2%.
LM4040CIM3-5.0+T: Offers a lower quiescent current of 45µA, suitable for ultra-low power applications. 3

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LM4040BEM3-5.0+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LM4040BEM3-5.0+T in technical solutions:

Q: What is LM4040BEM3-5.0+T? A: LM4040BEM3-5.0+T is a precision voltage reference IC that provides a stable 5.0V output voltage.
Q: What is the typical application of LM4040BEM3-5.0+T? A: LM4040BEM3-5.0+T is commonly used as a voltage reference in various electronic circuits, such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and voltage regulators.
Q: What is the voltage accuracy of LM4040BEM3-5.0+T? A: The voltage accuracy of LM4040BEM3-5.0+T is typically ±0.1% at room temperature.
Q: What is the operating temperature range of LM4040BEM3-5.0+T? A: LM4040BEM3-5.0+T can operate within a temperature range of -40°C to +85°C.
Q: How much current can LM4040BEM3-5.0+T source or sink? A: LM4040BEM3-5.0+T can source or sink up to 15mA of current.
Q: Can LM4040BEM3-5.0+T be used in battery-powered applications? A: Yes, LM4040BEM3-5.0+T is suitable for battery-powered applications due to its low quiescent current consumption.
Q: Does LM4040BEM3-5.0+T require any external components for operation? A: No, LM4040BEM3-5.0+T is a standalone voltage reference and does not require any external components.
Q: Can LM4040BEM3-5.0+T tolerate reverse polarity? A: No, LM4040BEM3-5.0+T is not designed to tolerate reverse polarity. Care should be taken to ensure correct polarity during installation.
Q: Is LM4040BEM3-5.0+T available in different package options? A: Yes, LM4040BEM3-5.0+T is available in the SOT-23 package.
Q: Are there any application notes or reference designs available for LM4040BEM3-5.0+T? A: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of LM4040BEM3-5.0+T in various technical solutions. These resources can be found on their official website.