LM4040QCEM3-2.5/NOPB

Product Overview

Category

The LM4040QCEM3-2.5/NOPB belongs to the category of voltage references.

Use

This product is commonly used in electronic circuits where a stable and precise voltage reference is required.

Characteristics

• Provides a fixed output voltage of 2.5V.
• Offers high accuracy and low temperature coefficient.
• Operates over a wide temperature range.
• Low power consumption.
• Small package size for space-constrained applications.

Package

The LM4040QCEM3-2.5/NOPB is available in a SOT-23 package, which is a small surface-mount package with three pins.

Essence

The essence of this product lies in its ability to provide a stable and accurate voltage reference, ensuring reliable performance in various electronic systems.

Packaging/Quantity

The LM4040QCEM3-2.5/NOPB is typically sold in reels or tubes, containing a specific quantity of units per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA (typical)

Detailed Pin Configuration

The LM4040QCEM3-2.5/NOPB has three pins:

1. VOUT: Output pin, connected to the load requiring a stable voltage reference.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, connected to the supply voltage source.

Functional Features

• High precision: The LM4040QCEM3-2.5/NOPB provides a highly accurate and stable output voltage, ensuring reliable performance in precision applications.
• Low temperature coefficient: The low temperature coefficient minimizes the impact of temperature variations on the output voltage, maintaining stability over a wide temperature range.
• Low power consumption: With a quiescent current of only 60µA, this voltage reference minimizes power consumption, making it suitable for battery-powered devices.
• Fast response time: The LM4040QCEM3-2.5/NOPB exhibits a fast response time to changes in input voltage, enabling quick stabilization of the output voltage.

Advantages and Disadvantages

Advantages

• High accuracy and stability.
• Wide operating temperature range.
• Small package size.
• Low power consumption.

Disadvantages

• Fixed output voltage may limit its applicability in certain circuits requiring different reference voltages.
• Limited availability of alternative models with different output voltages.

Working Principles

The LM4040QCEM3-2.5/NOPB is based on a bandgap voltage reference circuit. It utilizes the inherent characteristics of semiconductor materials to generate a stable reference voltage. This voltage is then amplified and regulated to provide a precise output voltage of 2.5V.

Detailed Application Field Plans

The LM4040QCEM3-2.5/NOPB finds application in various electronic systems that require a stable and accurate voltage reference. Some common application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision instrumentation
5. Sensor calibration
6. Battery management systems

Detailed and Complete Alternative Models

While the LM4040QCEM3-2.5/NOPB offers a fixed output voltage of 2.5V, there are alternative models available with different output voltages. Some popular alternatives include:

1. LM4040QCEM3-1.2/NOPB (Output Voltage: 1.2V)
2. LM4040QCEM3-4.096/NOPB (Output Voltage: 4.096V)
3. LM4040QCEM3-5.0/NOPB (Output Voltage: 5.0V)

These alternative models provide flexibility in choosing the desired reference voltage for specific applications.

In conclusion, the LM4040QCEM3-2.5/NOPB is a voltage reference product that offers high accuracy, stability, and low power consumption. Its small package size and wide operating temperature range make it suitable for various electronic systems requiring a precise voltage reference. While it has a fixed output voltage, alternative models with different output voltages are available to cater to different application requirements.