LM4040BIM3-2.5

Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low voltage reference - Precision output voltage of 2.5V - High accuracy and stability - Low temperature coefficient - Low power consumption

Package: SOT-23-3

Essence: The LM4040BIM3-2.5 is a precision voltage reference IC that provides a stable and accurate output voltage of 2.5V. It is commonly used in various electronic circuits where a precise voltage reference is required.

Packaging/Quantity: The LM4040BIM3-2.5 is available in a SOT-23-3 package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

The LM4040BIM3-2.5 has the following specifications:

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

Pin Configuration

The LM4040BIM3-2.5 has three pins arranged as follows:

```

---

| | --| VOUT |-- Pin 1 --| GND |-- Pin 2 --| VIN |-- Pin 3 |_______| ```

Functional Features

• Precise Voltage Reference: The LM4040BIM3-2.5 provides a stable and accurate output voltage of 2.5V, making it suitable for applications requiring precise voltage references.
• Low Temperature Coefficient: The IC has a low temperature coefficient of 50ppm/°C, ensuring minimal voltage variations with temperature changes.
• Low Power Consumption: With a quiescent current of only 60µA, the LM4040BIM3-2.5 is designed to minimize power consumption in electronic circuits.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Small package size - Low temperature coefficient - Low power consumption

Disadvantages: - Limited output voltage options (only 2.5V)

Working Principles

The LM4040BIM3-2.5 utilizes bandgap reference technology to generate a precise and stable output voltage. It employs a combination of active and passive components to maintain a constant voltage regardless of changes in input voltage or temperature.

Detailed Application Field Plans

The LM4040BIM3-2.5 can be used in various applications that require a reliable 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 measurement instruments
5. Sensor calibration circuits

Detailed and Complete Alternative Models

1. LM4040AIM3-2.5: Similar to LM4040BIM3-2.5, but available in an SOT-23-5 package.
2. LM4040DIM3-2.5: Provides a precision output voltage of 2.5V, but with a lower temperature coefficient of 20ppm/°C.
3. LM4040CIM3-2.5: Offers a higher accuracy with an output voltage tolerance of ±0.05%.

These alternative models provide similar functionality to the LM4040BIM3-2.5 but may have slight differences in package type, temperature coefficient, or accuracy.

In conclusion, the LM4040BIM3-2.5 is a precision voltage reference IC that offers high accuracy, stability, and low power consumption. It is commonly used in various electronic circuits where a precise 2.5V voltage reference is required.