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LM4040QBIM3-2.5/NOPB

LM4040QBIM3-2.5/NOPB

Product Overview

Category

The LM4040QBIM3-2.5/NOPB belongs to the category of voltage references.

Use

This product is commonly used as a precision voltage reference in various electronic circuits.

Characteristics

  • High accuracy: The LM4040QBIM3-2.5/NOPB provides a highly accurate output voltage.
  • Low temperature coefficient: It exhibits a low temperature coefficient, ensuring stable performance across a wide range of temperatures.
  • Low power consumption: This voltage reference consumes minimal power, making it suitable for battery-powered applications.
  • Small package size: The LM4040QBIM3-2.5/NOPB is available in a compact SOT-23 package, allowing for space-efficient designs.
  • Wide operating voltage range: It can operate within a wide voltage range, providing flexibility in different circuit configurations.

Package and Quantity

The LM4040QBIM3-2.5/NOPB is packaged in a SOT-23 package. It is typically sold in reels or tubes containing a specific quantity, such as 3000 units per reel.

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 LM4040QBIM3-2.5/NOPB has three pins:

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

Functional Features

  • Precise voltage reference: The LM4040QBIM3-2.5/NOPB ensures a stable and accurate output voltage, making it suitable for applications requiring precise voltage references.
  • Low power consumption: With its low quiescent current, this voltage reference minimizes power consumption, extending battery life in portable devices.
  • Temperature stability: The LM4040QBIM3-2.5/NOPB exhibits a low temperature coefficient, ensuring consistent performance across varying temperatures.
  • Wide operating voltage range: It can operate within a wide voltage range, accommodating different power supply configurations.

Advantages and Disadvantages

Advantages

  • High accuracy and stability
  • Low power consumption
  • Compact package size
  • Wide operating voltage range

Disadvantages

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

Working Principles

The LM4040QBIM3-2.5/NOPB utilizes bandgap voltage reference technology to generate a stable 2.5V output voltage. It employs a combination of active and passive components to achieve high accuracy and temperature stability.

Detailed Application Field Plans

The LM4040QBIM3-2.5/NOPB finds application in various fields, including:

  1. Precision analog circuits: It serves as a reliable voltage reference for precision operational amplifiers, ADCs, DACs, and other analog components.
  2. Sensor calibration: The LM4040QBIM3-2.5/NOPB is used to calibrate sensors that require a stable and accurate reference voltage.
  3. Power management: It is employed in power management circuits to provide a stable voltage reference for voltage regulators and power control modules.
  4. Test and measurement equipment: This voltage reference is utilized in test and measurement instruments that require precise voltage references for accurate measurements.

Detailed and Complete Alternative Models

  1. LM4040AIM3-2.5/NOPB: Similar to the LM4040QBIM3-2.5/NOPB, but available in an SOT-23 package.
  2. LM4040CIM3-2.5/NOPB: Offers the same 2.5V output voltage with improved initial accuracy.
  3. LM4040DIM3-2.5/NOPB: Provides a lower temperature coefficient for enhanced temperature stability.

These alternative models offer similar functionality and can be considered as substitutes based on specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM4040QBIM3-2.5/NOPB i tekniska lösningar

  1. What is the LM4040QBIM3-2.5/NOPB?
    - The LM4040QBIM3-2.5/NOPB is a precision voltage reference diode that provides a stable 2.5V output.

  2. What are the typical applications of the LM4040QBIM3-2.5/NOPB?
    - It is commonly used in precision voltage and current measurement circuits, as a reference for analog-to-digital converters, and in industrial control systems.

  3. How accurate is the output voltage of the LM4040QBIM3-2.5/NOPB?
    - The LM4040QBIM3-2.5/NOPB has a typical initial accuracy of ±0.5%.

  4. Can the LM4040QBIM3-2.5/NOPB be used in battery-powered devices?
    - Yes, it is suitable for use in battery-powered devices due to its low power consumption.

  5. What is the temperature stability of the LM4040QBIM3-2.5/NOPB?
    - The LM4040QBIM3-2.5/NOPB has a low temperature coefficient of 75ppm/°C.

  6. Is the LM4040QBIM3-2.5/NOPB available in a surface-mount package?
    - Yes, it is available in a SOT-23 package, making it suitable for compact designs.

  7. Can the LM4040QBIM3-2.5/NOPB operate in harsh environments?
    - It has good stability and can operate in a wide range of temperatures, making it suitable for harsh environments.

  8. What is the maximum current that the LM4040QBIM3-2.5/NOPB can supply?
    - The LM4040QBIM3-2.5/NOPB can supply up to 15mA of output current.

  9. Is the LM4040QBIM3-2.5/NOPB RoHS compliant?
    - Yes, it is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  10. Are there any specific layout considerations when using the LM4040QBIM3-2.5/NOPB?
    - It is recommended to keep the input and output traces short and separate to minimize noise and ensure stability.