LM4040CIX3-2.5+T

Product Overview

Category

The LM4040CIX3-2.5+T belongs to the category of precision voltage references.

Use

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

Characteristics

• Precision: The LM4040CIX3-2.5+T provides a highly precise output voltage with low temperature coefficient.
• Low Power Consumption: It operates with low power consumption, making it suitable for battery-powered applications.
• Small Size: The package size is compact, allowing for easy integration into various circuit designs.
• Wide Temperature Range: It can operate reliably over a wide temperature range, making it suitable for diverse environments.

Package

The LM4040CIX3-2.5+T is available in a small SOT-23 package, which is a surface-mount package with three pins.

Essence

The essence of the LM4040CIX3-2.5+T lies in its ability to provide a stable and accurate voltage reference, ensuring precise operation of electronic circuits.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

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

Detailed Pin Configuration

The LM4040CIX3-2.5+T has three pins:

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

Functional Features

• High Precision: The LM4040CIX3-2.5+T provides a highly accurate and stable output voltage, ensuring precise operation of electronic circuits.
• Low Temperature Coefficient: It exhibits a low temperature coefficient, minimizing voltage variations with changes in temperature.
• Low Power Consumption: With its low quiescent current, it consumes minimal power, making it suitable for battery-powered applications.
• Wide Supply Voltage Range: It can operate within a wide range of supply voltages, providing flexibility in various circuit designs.

Advantages and Disadvantages

Advantages

• High precision and stability
• Low power consumption
• Compact size for easy integration
• Wide operating temperature range

Disadvantages

• Limited output voltage options
• Sensitive to external noise and interference

Working Principles

The LM4040CIX3-2.5+T utilizes a bandgap reference circuit to generate a stable voltage reference. This circuit compensates for temperature variations, ensuring a consistent output voltage over a wide temperature range. By accurately regulating the input voltage, it provides a reliable reference for other components in the circuit.

Detailed Application Field Plans

The LM4040CIX3-2.5+T finds applications in various fields, including:

1. Precision Instrumentation: It is used as a voltage reference in precision measurement instruments, ensuring accurate readings.
2. Analog-to-Digital Converters (ADCs): It provides a stable reference voltage for ADCs, improving the accuracy of analog-to-digital conversion.
3. Sensor Calibration: It is employed in sensor calibration circuits to provide a precise reference voltage for calibration purposes.
4. Battery Management Systems: It is utilized in battery management systems to monitor and control battery charging and discharging processes accurately.

Detailed and Complete Alternative Models

1. LM4040CIZ-2.5: This model offers the same 2.5V output voltage with similar specifications but comes in a different package (TO-92).
2. LT1236ACS8-2.5: This alternative model provides a 2.5V output voltage with higher initial accuracy and lower temperature coefficient.
3. MAX6126A25+T: This model offers a 2.5V output voltage with ultra-low noise performance, suitable for sensitive applications.

(Note: The above alternative models are provided as examples and may have different characteristics and packages.)

In conclusion, the LM4040CIX3-2.5+T is a precision voltage reference that offers high accuracy, low power consumption, and a compact size. Its stable output voltage makes it suitable for various applications in precision instrumentation, ADCs, sensor calibration, and battery management systems. While it has limited output voltage options and sensitivity to external noise, there are alternative models available with different specifications to suit specific requirements.