LM4040DEM3X-2.5/NOPB

Product Overview

Category

The LM4040DEM3X-2.5/NOPB belongs to the category of voltage references.

Use

This product is commonly used in electronic circuits to provide a stable and accurate voltage reference.

Characteristics

• High precision: The LM4040DEM3X-2.5/NOPB offers a high level of accuracy in providing a stable voltage reference.
• Low temperature coefficient: It exhibits a low temperature coefficient, ensuring minimal variation in output voltage with changes in temperature.
• Low power consumption: This voltage reference consumes very low power, making it suitable for battery-powered applications.
• Small package size: The LM4040DEM3X-2.5/NOPB is available in a compact SOT-23 package, allowing for easy integration into various circuit designs.
• Wide operating range: It operates within a wide voltage range, making it versatile for different applications.

Package and Quantity

The LM4040DEM3X-2.5/NOPB is typically packaged in a SOT-23 package. It is commonly available in reels or tubes containing a specified quantity of units.

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)

Pin Configuration

The LM4040DEM3X-2.5/NOPB has three pins:

1. VOUT: Output pin, provides the stable 2.5V reference voltage.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, connected to the supply voltage.

Functional Features

• Voltage Reference: The LM4040DEM3X-2.5/NOPB acts as a precise voltage reference, providing a stable output voltage of 2.5V.
• Low Power Consumption: It consumes very low power, making it suitable for battery-powered devices.
• Temperature Stability: The LM4040DEM3X-2.5/NOPB exhibits excellent temperature stability, ensuring consistent performance across varying temperatures.
• Wide Operating Range: It can operate within a wide range of supply voltages, allowing for flexibility in different applications.

Advantages and Disadvantages

Advantages

• High precision and accuracy
• Low temperature coefficient
• Low power consumption
• Compact package size
• Wide operating range

Disadvantages

• Limited output voltage options (fixed at 2.5V)
• Not suitable for applications requiring adjustable voltage references

Working Principles

The LM4040DEM3X-2.5/NOPB utilizes bandgap voltage reference technology to generate a stable and accurate output voltage. It employs a combination of active and passive components to maintain a constant voltage regardless of changes in temperature or supply voltage.

Detailed Application Field Plans

The LM4040DEM3X-2.5/NOPB finds application in various fields, including:

1. Precision Instrumentation: It is used as a voltage reference in precision measurement equipment, ensuring accurate and reliable readings.
2. Analog-to-Digital Converters (ADCs): The LM4040DEM3X-2.5/NOPB provides a stable reference voltage for ADCs, improving their accuracy.
3. Industrial Control Systems: It is employed in industrial control systems to ensure precise voltage references for critical operations.
4. Portable Electronics: The low power consumption and small package size make it suitable for battery-powered portable devices, such as smartphones and tablets.

Detailed and Complete Alternative Models

1. LM4040DEM3X-5.0/NOPB: Provides a 5.0V output voltage.
2. LM4040AIM3X-2.5/NOPB: Offers the same 2.5V output voltage but in an SOT-23 package with different pin configuration.
3. LM4040CIM3X-2.5/NOPB: Similar to LM4040AIM3X-2.5/NOPB, but with improved initial accuracy of ±0.05%.

These alternative models provide similar functionality with slight variations in specifications and packaging options.

In conclusion, the LM4040DEM3X-2.5/NOPB is a high-precision voltage reference that offers stability, accuracy, and low power consumption. Its compact size and wide operating range make it suitable for various applications in different fields.