Diodes Incorporated
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LM4040B25H5TA
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LM4040B25H5TA

Product Overview

LM4040B25H5TA belongs to the category of precision voltage references. It is commonly used in electronic circuits to provide a stable and accurate voltage reference for various applications. The LM4040B25H5TA is known for its high precision, low temperature coefficient, and small package size. It is available in a SOT-23 package and is designed to operate over a wide temperature range.

Basic Information

  • Category: Precision Voltage Reference
  • Use: Provides stable and accurate voltage reference
  • Characteristics: High precision, low temperature coefficient, small package size
  • Package: SOT-23
  • Essence: Stability and accuracy in voltage reference
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

The LM4040B25H5TA has the following specifications: - Output Voltage: 2.5V - Initial Accuracy: ±0.1% - Temperature Coefficient: 20ppm/°C - Operating Temperature Range: -40°C to 125°C - Package Type: SOT-23

Detailed Pin Configuration

The LM4040B25H5TA has three pins: 1. VOUT (Output) 2. NC (No Connection) 3. GND (Ground)

Functional Features

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

Advantages and Disadvantages

Advantages

  • High precision and stability
  • Wide operating temperature range
  • Small package size for compact designs

Disadvantages

  • Limited output voltage options
  • Sensitivity to load variations

Working Principles

The LM4040B25H5TA operates based on the bandgap reference principle, where the output voltage is derived from the inherent properties of semiconductor materials. It utilizes a precision temperature-compensated bandgap core to provide a stable and accurate voltage reference.

Detailed Application Field Plans

The LM4040B25H5TA is widely used in various applications, including: - Precision analog circuits - Data acquisition systems - Portable instrumentation - Battery management systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to LM4040B25H5TA include: - LM385 - LTZ1000 - ADR431 - MAX6126

In conclusion, the LM4040B25H5TA precision voltage reference offers high precision, stability, and a compact form factor, making it suitable for a wide range of electronic applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LM4040B25H5TA dalam solusi teknis

  1. What is the LM4040B25H5TA?

    • The LM4040B25H5TA is a precision voltage reference diode that provides a stable 2.5V output voltage.

  2. What are the typical applications of the LM4040B25H5TA?

    • It is commonly used as a voltage reference in analog circuits, sensor interfaces, and precision measurement equipment.

  3. What is the operating temperature range of the LM4040B25H5TA?

    • The LM4040B25H5TA 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 the LM4040B25H5TA?

    • The LM4040B25H5TA has a typical initial accuracy of ±0.5%, providing a reliable and stable reference voltage.

  5. Can the LM4040B25H5TA be used in battery-powered applications?

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

  6. What is the maximum current that can be drawn from the LM4040B25H5TA?

    • The LM4040B25H5TA can typically supply up to 15mA of output current, making it suitable for driving small loads.

  7. Does the LM4040B25H5TA require external components for operation?

    • No, the LM4040B25H5TA is a standalone voltage reference and does not require any external components for basic operation.

  8. Is the LM4040B25H5TA available in a surface-mount package?

    • Yes, the LM4040B25H5TA is available in a SOT-23 package, making it suitable for compact and space-constrained designs.

  9. What are the key advantages of using the LM4040B25H5TA in technical solutions?

    • The LM4040B25H5TA offers high accuracy, low temperature coefficient, and low dropout voltage, making it ideal for precision applications.

  10. Are there any specific considerations for PCB layout when using the LM4040B25H5TA?

    • It is important to minimize noise and thermal gradients around the LM4040B25H5TA, and to ensure proper decoupling for optimal performance.