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LM4040CIM3-2.5+T
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LM4040CIM3-2.5+T

Introduction

The LM4040CIM3-2.5+T is a precision voltage reference belonging to the LM4040 series of shunt voltage references. This device offers a stable and accurate voltage reference for various applications, providing essential characteristics and features that make it suitable for a wide range of electronic designs.

Basic Information Overview

  • Category: Precision Voltage Reference
  • Use: Provides a stable and accurate voltage reference for electronic circuits
  • Characteristics: High precision, low temperature coefficient, small package size
  • Package: SOT-23-3
  • Essence: Provides a fixed 2.5V output voltage with high accuracy
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Output Voltage: 2.5V
  • Initial Accuracy: ±0.5%
  • Temperature Coefficient (Typical): 20ppm/°C
  • Operating Temperature Range: -40°C to 85°C
  • Supply Voltage Range: 4V to 10V
  • Quiescent Current: 60µA

Detailed Pin Configuration

The LM4040CIM3-2.5+T features a standard SOT-23-3 package with the following pin configuration: 1. VOUT: Output Voltage 2. NC: No Connection 3. VIN: Input Voltage

Functional Features

  • High Precision: The LM4040CIM3-2.5+T provides a highly precise 2.5V reference voltage, ensuring accurate performance in electronic circuits.
  • Low Temperature Coefficient: With a low temperature coefficient of 20ppm/°C, this voltage reference maintains stability across varying temperatures.
  • Small Package Size: The SOT-23-3 package offers a compact form factor, making it suitable for space-constrained designs.

Advantages and Disadvantages

Advantages

  • High precision and accuracy
  • Low temperature coefficient
  • Small package size

Disadvantages

  • Limited output voltage options
  • Requires an external supply voltage

Working Principles

The LM4040CIM3-2.5+T operates as a shunt voltage reference, utilizing a precision bandgap core to generate a stable 2.5V output voltage. It compares the internal reference voltage with the input voltage to provide a consistent and accurate output.

Detailed Application Field Plans

The LM4040CIM3-2.5+T finds application in various electronic systems, including: - Precision analog circuits - Data acquisition systems - Battery management systems - Portable electronics - Industrial control systems

Detailed and Complete Alternative Models

  • LM4040CIM3-2.0+T: Provides a fixed 2.0V output voltage
  • LM4040CIM3-5.0+T: Offers a fixed 5.0V output voltage
  • LM4040CIM3-ADJ+T: Adjustable output voltage version

In conclusion, the LM4040CIM3-2.5+T serves as a reliable and precise voltage reference solution for a wide range of electronic applications, offering essential characteristics and features that cater to the needs of modern electronic designs.

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10個與LM4040CIM3-2.5+T在技術方案中應用相關的常見問題與解答

Sure, here are 10 common questions and answers related to the application of LM4040CIM3-2.5+T:

  1. What is the LM4040CIM3-2.5+T used for?

    • The LM4040CIM3-2.5+T is a precision voltage reference that can be used in various electronic circuits to provide a stable and accurate 2.5V reference voltage.

  2. What are the typical applications of LM4040CIM3-2.5+T?

    • It is commonly used in analog circuits, data converters, power supplies, and other precision measurement equipment where a stable voltage reference is required.

  3. How does the LM4040CIM3-2.5+T ensure accuracy?

    • The LM4040CIM3-2.5+T uses a bandgap voltage reference circuit to provide a stable and accurate output voltage over a wide range of operating conditions.

  4. Can the LM4040CIM3-2.5+T be used in battery-powered devices?

    • Yes, the LM4040CIM3-2.5+T is suitable for use in battery-powered devices due to its low quiescent current and low dropout voltage.

  5. What is the temperature stability of the LM4040CIM3-2.5+T?

    • The LM4040CIM3-2.5+T has excellent temperature stability, typically maintaining its accuracy over a wide temperature range.

  6. Is the LM4040CIM3-2.5+T available in different package types?

    • Yes, the LM4040CIM3-2.5+T is available in various package types, including SOT-23 and SC-70, making it suitable for different PCB layouts and space constraints.

  7. What is the maximum output current of the LM4040CIM3-2.5+T?

    • The LM4040CIM3-2.5+T can typically supply up to 15mA of output current, making it suitable for driving small loads in many applications.

  8. Does the LM4040CIM3-2.5+T require external components for operation?

    • No, the LM4040CIM3-2.5+T is a standalone voltage reference and does not require any external components for basic operation.

  9. Can the LM4040CIM3-2.5+T be used in automotive applications?

    • Yes, the LM4040CIM3-2.5+T is suitable for use in automotive applications due to its robust design and wide operating temperature range.

  10. Are there any specific layout considerations when using the LM4040CIM3-2.5+T?

    • It is recommended to place decoupling capacitors close to the LM4040CIM3-2.5+T to minimize noise and ensure stable operation. Additionally, attention should be paid to thermal management for optimal performance.

I hope these questions and answers help you understand the application of LM4040CIM3-2.5+T in technical solutions!