Diodes Incorporated
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
LM4040B25QFTA

LM4040B25QFTA

Product Overview

Category

The LM4040B25QFTA belongs to the category of voltage references.

Use

It is primarily used as a precision voltage reference in various electronic circuits.

Characteristics

  • High accuracy and stability
  • Low temperature coefficient
  • Low dropout voltage
  • Wide operating temperature range

Package

The LM4040B25QFTA comes in a small SOT-23 package, which is suitable for surface mount applications.

Essence

This product provides a stable and accurate voltage reference, ensuring reliable performance in electronic systems.

Packaging/Quantity

The LM4040B25QFTA is typically available in reels or tape and reel packaging. The quantity per reel is usually 3000 units.

Specifications

  • Output Voltage: 2.5V
  • Initial Accuracy: ±0.1%
  • Temperature Coefficient: 20ppm/°C
  • Dropout Voltage: 60mV (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4040B25QFTA has three pins:

  1. VOUT: Output voltage pin
  2. GND: Ground pin
  3. VIN: Input voltage pin

Functional Features

  • Precise output voltage regulation
  • Low power consumption
  • Excellent line and load regulation
  • Fast response time

Advantages

  • High accuracy and stability ensure reliable performance
  • Low dropout voltage minimizes power dissipation
  • Wide operating temperature range allows for versatile applications
  • Small package size enables space-saving designs

Disadvantages

  • Limited output voltage options (only 2.5V in this case)
  • Not suitable for high current applications

Working Principles

The LM4040B25QFTA utilizes bandgap voltage reference technology to generate a precise and stable output voltage. It compensates for temperature variations and provides a constant reference voltage regardless of changes in input voltage or load conditions.

Detailed Application Field Plans

The LM4040B25QFTA can be used in various applications, including:

  1. Precision analog-to-digital converters (ADCs)
  2. Voltage regulators
  3. Battery-powered devices
  4. Test and measurement equipment
  5. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the LM4040B25QFTA include:

  1. LM4040A25QDBZR: 2.5V precision voltage reference in a SOT-23 package
  2. LT1004CZ-2.5#PBF: 2.5V precision shunt voltage reference in a TO-92 package
  3. MAX6126AASA25+: 2.5V ultra-low-noise voltage reference in an SOIC package

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

Word count: 314 words

技術ソリューションにおける LM4040B25QFTA 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。

Sure! Here are 10 common questions and answers related to the application of LM4040B25QFTA in technical solutions:

  1. Question: What is LM4040B25QFTA?
    Answer: LM4040B25QFTA is a precision voltage reference IC manufactured by Texas Instruments.

  2. Question: What is the output voltage of LM4040B25QFTA?
    Answer: The output voltage of LM4040B25QFTA is fixed at 2.5 volts.

  3. Question: What is the typical accuracy of LM4040B25QFTA?
    Answer: The typical accuracy of LM4040B25QFTA is ±0.1%.

  4. Question: What is the operating temperature range for LM4040B25QFTA?
    Answer: LM4040B25QFTA can operate within a temperature range of -40°C to +85°C.

  5. Question: Can LM4040B25QFTA be used in battery-powered applications?
    Answer: Yes, LM4040B25QFTA is suitable for battery-powered applications due to its low quiescent current consumption.

  6. Question: Is LM4040B25QFTA available in different package options?
    Answer: Yes, LM4040B25QFTA is available in various package options, including SOT-23 and TO-92.

  7. Question: What is the maximum current that LM4040B25QFTA can source or sink?
    Answer: LM4040B25QFTA can source or sink up to 15 mA of current.

  8. Question: Can LM4040B25QFTA be used as a voltage reference for analog-to-digital converters (ADCs)?
    Answer: Yes, LM4040B25QFTA is commonly used as a stable voltage reference for ADCs to ensure accurate conversions.

  9. Question: Does LM4040B25QFTA require any external components for operation?
    Answer: No, LM4040B25QFTA is a standalone voltage reference and does not require any external components.

  10. Question: Can LM4040B25QFTA be used in precision measurement applications?
    Answer: Yes, LM4040B25QFTA's low temperature coefficient and high accuracy make it suitable for precision measurement applications.

Please note that these answers are general and may vary depending on specific application requirements.