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LM4040C30QDBZR
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LM4040C30QDBZR

Product Overview

Category: Voltage Reference
Use: Precision voltage reference for use in electronic circuits
Characteristics: High precision, low temperature coefficient, small package size
Package: SOT-23-3
Essence: Provides a stable and accurate voltage reference
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Output Voltage: 3.0V
  • Initial Accuracy: ±0.5%
  • Temperature Coefficient: 20ppm/°C
  • Operating Temperature Range: -40°C to 125°C
  • Line Regulation: 0.02% / V
  • Load Regulation: 0.1% / mA

Detailed Pin Configuration

The LM4040C30QDBZR has three pins: 1. VOUT: Output Voltage 2. NC: No Connection 3. VIN: Input Voltage

Functional Features

  • High precision output voltage
  • Low temperature coefficient
  • Small package size for space-constrained applications
  • Wide operating temperature range

Advantages

  • Provides a stable and accurate voltage reference
  • Suitable for precision analog circuitry
  • Small form factor allows for integration into compact designs

Disadvantages

  • Limited output voltage options
  • May not be suitable for high current applications

Working Principles

The LM4040C30QDBZR operates based on the bandgap reference principle, providing a stable and accurate voltage output regardless of variations in input voltage or temperature.

Detailed Application Field Plans

This voltage reference is commonly used in: - Precision analog-to-digital converters - Voltage regulators - Sensor signal conditioning circuits - Battery management systems

Detailed and Complete Alternative Models

  • LM4040AIM3X-2.0/NOPB: 2.0V precision voltage reference
  • LM4040CIM3-5.0/NOPB: 5.0V precision voltage reference
  • LT6656HMS8-3.3#PBF: 3.3V precision voltage reference with higher initial accuracy

LM4040C30QDBZR is a precision voltage reference designed for use in electronic circuits. It offers high precision, low temperature coefficient, and a small package size, making it suitable for various applications requiring stable and accurate voltage references. With its wide operating temperature range and functional features, it is a versatile component for precision analog circuitry. However, its limited output voltage options and suitability for high current applications may be considered as disadvantages. The LM4040C30QDBZR operates based on the bandgap reference principle, ensuring a stable and accurate voltage output. Its detailed application field plans include usage in precision analog-to-digital converters, voltage regulators, sensor signal conditioning circuits, and battery management systems. Additionally, alternative models such as LM4040AIM3X-2.0/NOPB, LM4040CIM3-5.0/NOPB, and LT6656HMS8-3.3#PBF provide users with options that cater to different voltage requirements and specifications.

技術ソリューションにおける LM4040C30QDBZR の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the LM4040C30QDBZR?

    • The LM4040C30QDBZR is a precision voltage reference diode that provides a stable 3.0V output voltage.

  2. What are the typical applications of LM4040C30QDBZR?

    • It is commonly used as a voltage reference in various electronic circuits, including analog and digital systems, power supplies, and sensor interfaces.

  3. What is the operating temperature range of LM4040C30QDBZR?

    • The LM4040C30QDBZR operates within a 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 LM4040C30QDBZR?

    • The LM4040C30QDBZR has a high initial accuracy of ±0.5%, providing a reliable and precise voltage reference.

  5. Can LM4040C30QDBZR be used in battery-powered applications?

    • Yes, the low quiescent current and minimal power consumption make the LM4040C30QDBZR suitable for battery-powered devices.

  6. Is the LM4040C30QDBZR available in a surface-mount package?

    • Yes, the LM4040C30QDBZR is available in a small SOT-23 package, making it suitable for compact and space-constrained designs.

  7. Does LM4040C30QDBZR require external components for operation?

    • No, the LM4040C30QDBZR is a standalone voltage reference diode and does not require additional external components for basic operation.

  8. What is the long-term stability of LM4040C30QDBZR?

    • The LM4040C30QDBZR exhibits excellent long-term stability, ensuring consistent performance over time.

  9. Can LM4040C30QDBZR withstand voltage transients or ESD events?

    • The LM4040C30QDBZR is designed to withstand voltage transients and ESD events, providing robustness in real-world operating conditions.

  10. Are there any specific layout considerations for using LM4040C30QDBZR in a PCB design?

    • Proper PCB layout techniques, such as minimizing trace lengths and reducing noise sources, can help optimize the performance of LM4040C30QDBZR in a circuit design.