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LM4040B25IDCKRG4
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LM4040B25IDCKRG4

Product Overview

Category: Voltage Reference
Use: Precision voltage reference for electronic circuits
Characteristics: High precision, low temperature coefficient, small package size
Package: SC-70 (SOT-323)
Essence: Provides a stable and accurate voltage reference for electronic circuits
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Output Voltage: 2.5V
  • Initial Accuracy: ±0.1%
  • Temperature Coefficient: 20ppm/°C
  • Operating Temperature Range: -40°C to 125°C
  • Supply Current: 60µA
  • Line Regulation: 0.02%/V
  • Load Regulation: 0.05%/mA

Detailed Pin Configuration

The LM4040B25IDCKRG4 has three pins: 1. VOUT: Output Voltage 2. GND: Ground 3. VIN: Input Voltage

Functional Features

  • High precision output voltage
  • Low temperature coefficient
  • Small package size for space-constrained applications
  • Low supply current for power efficiency

Advantages

  • Provides a stable and accurate voltage reference
  • Wide operating temperature range
  • Low supply current consumption
  • Small form factor

Disadvantages

  • Limited output voltage options
  • Sensitive to input voltage fluctuations

Working Principles

The LM4040B25IDCKRG4 operates based on the bandgap reference principle, where the voltage across a semiconductor junction is used to generate a stable reference voltage.

Detailed Application Field Plans

  1. Precision analog-to-digital converters
  2. Voltage regulators
  3. Battery management systems
  4. Sensor signal conditioning circuits
  5. Portable electronic devices

Detailed and Complete Alternative Models

  1. LM385
  2. LM336
  3. LT1461
  4. MAX6126

LM4040B25IDCKRG4 is a precision voltage reference belonging to the category of voltage references. It is widely used in electronic circuits that require a stable and accurate voltage reference. The device offers high precision, low temperature coefficient, and a small package size, making it suitable for space-constrained applications. With an output voltage of 2.5V and an initial accuracy of ±0.1%, the LM4040B25IDCKRG4 provides a reliable reference voltage for various electronic systems. However, its limited output voltage options and sensitivity to input voltage fluctuations are notable disadvantages. Despite this, its wide operating temperature range and low supply current consumption make it a popular choice for applications such as precision analog-to-digital converters, voltage regulators, and sensor signal conditioning circuits. Additionally, alternative models such as LM385, LM336, LT1461, and MAX6126 offer similar functionality and can be considered based on specific application requirements.

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LM4040B25IDCKRG4 dalam solusi teknis

  1. What is the LM4040B25IDCKRG4?

    • The LM4040B25IDCKRG4 is a precision voltage reference that provides a 2.5V output voltage with a very low dynamic impedance.

  2. What are the typical applications of the LM4040B25IDCKRG4?

    • It is commonly used in precision analog circuits, data acquisition systems, and industrial control systems where a stable voltage reference is required.

  3. What is the operating temperature range of the LM4040B25IDCKRG4?

    • The LM4040B25IDCKRG4 has an operating temperature range of -40°C to 125°C, making it suitable for a wide range of environments.

  4. How accurate is the output voltage of the LM4040B25IDCKRG4?

    • The LM4040B25IDCKRG4 has a typical initial accuracy of ±0.5%, which makes it suitable for precision applications.

  5. Can the LM4040B25IDCKRG4 be used in battery-powered devices?

    • Yes, the LM4040B25IDCKRG4 has a low quiescent current and is suitable for use in battery-powered devices where power consumption is critical.

  6. What is the package type of the LM4040B25IDCKRG4?

    • The LM4040B25IDCKRG4 is available in a small SOT-23 package, making it suitable for space-constrained applications.

  7. Does the LM4040B25IDCKRG4 require external components for operation?

    • No, the LM4040B25IDCKRG4 is a standalone voltage reference and does not require any external components for operation.

  8. Is the LM4040B25IDCKRG4 immune to temperature variations?

    • The LM4040B25IDCKRG4 has a low temperature coefficient, which minimizes the impact of temperature variations on its output voltage.

  9. Can the LM4040B25IDCKRG4 withstand high humidity environments?

    • The LM4040B25IDCKRG4 is designed to operate reliably in high humidity environments, making it suitable for a variety of applications.

  10. What are the key advantages of using the LM4040B25IDCKRG4 in technical solutions?

    • The LM4040B25IDCKRG4 offers a stable and precise voltage reference, low power consumption, and a small form factor, making it ideal for a wide range of technical solutions.