LM4040AEM3-3.0/V+T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Precision voltage reference - Low dropout voltage - High accuracy and stability - Wide operating temperature range - Small package size

Package: SOT-23-3

Essence: The LM4040AEM3-3.0/V+T is a precision voltage reference IC that provides a stable and accurate output voltage of 3.0V. It is commonly used in various electronic circuits where a precise voltage reference is required.

Packaging/Quantity: The LM4040AEM3-3.0/V+T is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Output Voltage: 3.0V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 100ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA (typical)

Pin Configuration

The LM4040AEM3-3.0/V+T has three pins arranged as follows:

```

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| | --| VOUT |-- --| |-- --| GND |-- |_______| ```

Pin Descriptions: - VOUT: Output Voltage - GND: Ground

Functional Features

1. Precision Voltage Reference: The LM4040AEM3-3.0/V+T provides a highly accurate and stable output voltage of 3.0V, making it suitable for applications requiring precise voltage references.

2. Low Dropout Voltage: With a low dropout voltage of only 60mV, the LM4040AEM3-3.0/V+T can operate efficiently even when the input voltage is close to the desired output voltage.

3. Wide Operating Temperature Range: The IC can operate reliably in a wide temperature range from -40°C to +85°C, making it suitable for various environmental conditions.

4. Small Package Size: The SOT-23-3 package offers a compact form factor, allowing for space-saving integration into electronic circuits with limited board space.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Wide operating temperature range - Small package size

Disadvantages: - Limited output voltage options (fixed at 3.0V)

Working Principles

The LM4040AEM3-3.0/V+T utilizes bandgap reference technology to generate a precise and stable output voltage. It employs a combination of active and passive components to achieve accurate voltage references over a wide range of operating conditions.

Detailed Application Field Plans

The LM4040AEM3-3.0/V+T finds applications in various fields, including:

1. Precision Instrumentation: It is used as a voltage reference in precision measurement instruments such as multimeters, oscilloscopes, and data loggers.

2. Analog and Digital Circuitry: The IC serves as a stable voltage reference for analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other circuitry requiring accurate voltage references.

3. Power Management: It is employed in power management circuits to provide a stable voltage reference for voltage regulators, ensuring consistent and reliable power supply.

4. Sensor Calibration: The LM4040AEM3-3.0/V+T is utilized in sensor calibration circuits to provide a precise reference voltage for accurate sensor measurements.

Detailed and Complete Alternative Models

1. LM4040AEM3-2.5/V+T: Provides an output voltage of 2.5V with similar characteristics and package options.
2. LM4040AEM3-4.1/V+T: Offers an output voltage of 4.1V, suitable for applications requiring a higher voltage reference.
3. LM4040AEM3-5.0/V+T: Provides a fixed output voltage of 5.0V, ideal for applications requiring a stable 5V reference.

These alternative models offer different output voltage options while maintaining similar characteristics and package options as the LM4040AEM3-3.0/V+T.

In conclusion, the LM4040AEM3-3.0/V+T is a precision voltage reference IC that offers high accuracy, stability, and a low dropout voltage. Its small package size and wide operating temperature range make it suitable for various applications in precision instrumentation, analog/digital circuitry, power management, and sensor calibration. Additionally, alternative