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LM4128CMF-2.0/NOPB

LM4128CMF-2.0/NOPB

Product Overview

Category

LM4128CMF-2.0/NOPB belongs to the category of voltage references.

Use

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

Characteristics

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

Package

LM4128CMF-2.0/NOPB is available in a small SOT-23 package, which is suitable for space-constrained applications.

Essence

The essence of LM4128CMF-2.0/NOPB lies in its ability to provide a precise and stable voltage reference, ensuring reliable performance in electronic systems.

Packaging/Quantity

This product is typically sold in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

  • Output Voltage: 2.0V
  • Initial Accuracy: ±0.1%
  • Temperature Coefficient: 50ppm/°C
  • Dropout Voltage: 200mV (typical)
  • Quiescent Current: 60µA (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LM4128CMF-2.0/NOPB has three pins:

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

Functional Features

  • Precise and stable output voltage reference.
  • Low power consumption.
  • Wide operating temperature range.
  • Low dropout voltage allows operation with low input voltages.
  • Excellent line and load regulation characteristics.

Advantages

  • High accuracy and stability ensure reliable performance in various applications.
  • Low temperature coefficient minimizes voltage drift over temperature variations.
  • Low quiescent current reduces power consumption and extends battery life.
  • Small package size enables usage in space-constrained designs.

Disadvantages

  • Limited output voltage options (only 2.0V in this case).
  • Not suitable for applications requiring higher output voltages.

Working Principles

LM4128CMF-2.0/NOPB utilizes a bandgap reference circuit to generate a precise and stable voltage reference. This circuit compensates for temperature variations, ensuring accurate output voltage over a wide temperature range.

Detailed Application Field Plans

LM4128CMF-2.0/NOPB finds application in various electronic systems, including but not limited to: - Precision measurement instruments - Data acquisition systems - Battery-powered devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LM4128CMF-2.0/NOPB are: - LM4040 series by Texas Instruments - LT6654 series by Analog Devices - MAX6126 series by Maxim Integrated

These alternative models offer similar functionality and performance characteristics, providing flexibility in choosing the most suitable voltage reference for specific applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LM4128CMF-2.0/NOPB dalam solusi teknis

  1. What is the maximum input voltage for LM4128CMF-2.0/NOPB?
    - The maximum input voltage for LM4128CMF-2.0/NOPB is 20V.

  2. What is the typical output voltage accuracy of LM4128CMF-2.0/NOPB?
    - The typical output voltage accuracy of LM4128CMF-2.0/NOPB is ±0.5%.

  3. Can LM4128CMF-2.0/NOPB be used in battery-powered applications?
    - Yes, LM4128CMF-2.0/NOPB is suitable for battery-powered applications due to its low quiescent current.

  4. What is the temperature range for LM4128CMF-2.0/NOPB?
    - LM4128CMF-2.0/NOPB operates within a temperature range of -40°C to 125°C.

  5. Is LM4128CMF-2.0/NOPB suitable for precision voltage reference applications?
    - Yes, LM4128CMF-2.0/NOPB is designed for precision voltage reference applications.

  6. Can LM4128CMF-2.0/NOPB be used in automotive electronics?
    - Yes, LM4128CMF-2.0/NOPB is qualified for automotive applications.

  7. What is the output current capability of LM4128CMF-2.0/NOPB?
    - LM4128CMF-2.0/NOPB can provide an output current of up to 10mA.

  8. Does LM4128CMF-2.0/NOPB require an external capacitor for stability?
    - Yes, LM4128CMF-2.0/NOPB requires an external capacitor for stability.

  9. Is LM4128CMF-2.0/NOPB available in a small package for space-constrained designs?
    - Yes, LM4128CMF-2.0/NOPB is available in a small SOT-23 package.

  10. Can LM4128CMF-2.0/NOPB tolerate reverse battery conditions?
    - No, LM4128CMF-2.0/NOPB is not designed to tolerate reverse battery conditions.