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LM4040C20ILP
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LM4040C20ILP

Product Overview

  • Category: Integrated Circuit
  • Use: Voltage Reference
  • Characteristics: Precision, Low Dropout, Low Noise
  • Package: SOT-23
  • Essence: Precision Micropower Shunt Voltage Reference
  • Packaging/Quantity: Tape & Reel (3000 units)

Specifications

  • Output Voltage: 2.048V
  • Initial Accuracy: ±0.5%
  • Temperature Coefficient: 50ppm/°C
  • Operating Current: 60µA
  • Dropout Voltage: 200mV
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM4040C20ILP features a standard SOT-23 package with three pins: 1. Pin 1: VOUT 2. Pin 2: NC (No Connection) 3. Pin 3: GND

Functional Features

  • Precise Voltage Reference
  • Low Power Consumption
  • Stable Over Temperature
  • Small Package Size

Advantages and Disadvantages

Advantages: - High Precision - Low Dropout Voltage - Wide Operating Temperature Range

Disadvantages: - Limited Output Voltage Options - Sensitive to Load Regulation

Working Principles

The LM4040C20ILP operates as a shunt voltage reference, providing a stable and precise output voltage regardless of variations in input voltage or load conditions. It achieves this through a combination of bandgap and thermal drift compensation techniques.

Detailed Application Field Plans

The LM4040C20ILP is well-suited for various applications including: - Battery-Powered Devices - Data Acquisition Systems - Portable Instrumentation - Industrial Control Systems

Detailed and Complete Alternative Models

Some alternative models to the LM4040C20ILP include: - LM385 - LM336 - LT1461

In conclusion, the LM4040C20ILP is a precision micropower shunt voltage reference that offers high accuracy, low power consumption, and stability over a wide temperature range. Its compact package and functional features make it an ideal choice for applications requiring a reliable voltage reference.

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  1. What is the LM4040C20ILP?

    • The LM4040C20ILP is a precision voltage reference diode that provides a stable 2.048V output voltage.

  2. What are the typical applications of LM4040C20ILP?

    • It is commonly used in precision voltage reference applications, such as in analog circuits, data converters, and sensor interfaces.

  3. What is the operating temperature range of LM4040C20ILP?

    • The LM4040C20ILP 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 LM4040C20ILP?

    • The LM4040C20ILP has a typical initial accuracy of ±0.1%, providing a highly precise voltage reference.

  5. Can LM4040C20ILP be used in battery-powered applications?

    • Yes, the LM4040C20ILP's low quiescent current and minimal power consumption make it suitable for battery-powered devices.

  6. What is the package type of LM4040C20ILP?

    • The LM4040C20ILP is available in the SOT-23 package, which is compact and widely used in electronic designs.

  7. Does LM4040C20ILP require external components for operation?

    • No, the LM4040C20ILP is a standalone voltage reference and does not require any external components for basic operation.

  8. Is the LM4040C20ILP immune to temperature variations?

    • The LM4040C20ILP features low temperature coefficient, ensuring stability over a wide temperature range.

  9. Can LM4040C20ILP be used in automotive applications?

    • Yes, the LM4040C20ILP is suitable for automotive electronics due to its robustness and reliability in harsh environments.

  10. Are there any specific considerations for PCB layout when using LM4040C20ILP?

    • Proper grounding and thermal management are important for maximizing the performance of LM4040C20ILP, and following the manufacturer's layout recommendations is advisable.