LM4040D20IDCKR
Product Overview
LM4040D20IDCKR 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 LM4040D20IDCKR is known for its high accuracy, low temperature coefficient, and small package size. It is available in a variety of packages, including SOT-23 and SC-70, and is typically sold in reels or tubes.
Specifications
- Output Voltage: 2.048V
- Initial Accuracy: ±0.1%
- Temperature Coefficient: 20ppm/°C
- Operating Temperature Range: -40°C to 125°C
- Package Type: SOT-23, SC-70
- Packaging: Reel, Tube
Pin Configuration
The LM4040D20IDCKR has three pins: 1. VOUT: Output Voltage 2. NC: No Connection 3. GND: Ground
Functional Features
- High Accuracy: The LM4040D20IDCKR provides a precise output voltage with an initial accuracy of ±0.1%.
- Low Temperature Coefficient: With a temperature coefficient of 20ppm/°C, it maintains stability over a wide temperature range.
- Small Package Size: Available in compact SOT-23 and SC-70 packages, making it suitable for space-constrained applications.
Advantages and Disadvantages
Advantages
- Precise and stable output voltage
- Wide operating temperature range
- Small package size for space-constrained designs
Disadvantages
- Limited output voltage options
- May require additional circuitry for specific applications
Working Principles
The LM4040D20IDCKR 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 generate a stable reference voltage.
Application Field Plans
The LM4040D20IDCKR finds extensive use in various applications, including: - Precision analog circuits - Data acquisition systems - Battery management systems - Portable electronics - Industrial control systems
Alternative Models
Some alternative models to LM4040D20IDCKR include: - LM385 - LTZ1000 - MAX6126
In conclusion, the LM4040D20IDCKR is a precision voltage reference that offers high accuracy, low temperature coefficient, and compact packaging, making it suitable for a wide range of precision electronic applications.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM4040D20IDCKR i tekniska lösningar
What is the LM4040D20IDCKR?
- The LM4040D20IDCKR is a precision voltage reference diode that provides a stable 2.0V output voltage.
What are the typical applications of the LM4040D20IDCKR?
- It is commonly used in precision voltage regulation, analog circuits, and as a reference voltage for ADCs and DACs.
What is the operating temperature range of the LM4040D20IDCKR?
- The LM4040D20IDCKR can typically operate within a temperature range of -40°C to 125°C.
How accurate is the output voltage of the LM4040D20IDCKR?
- The LM4040D20IDCKR has a typical initial accuracy of ±0.5%.
Can the LM4040D20IDCKR be used in battery-powered applications?
- Yes, the LM4040D20IDCKR is suitable for battery-powered applications due to its low power consumption and stable output voltage.
What is the maximum current that the LM4040D20IDCKR can source or sink?
- The LM4040D20IDCKR can typically source or sink up to 15mA of current.
Is the LM4040D20IDCKR available in a surface-mount package?
- Yes, the LM4040D20IDCKR is available in a SOT-23 package, making it suitable for surface-mount applications.
Does the LM4040D20IDCKR require an external capacitor for stability?
- No, the LM4040D20IDCKR does not require an external capacitor for stability, which simplifies its application.
Can the LM4040D20IDCKR tolerate reverse voltage at its output?
- No, the LM4040D20IDCKR should not be subjected to reverse voltage at its output to avoid damage.
Are there any specific layout considerations when using the LM4040D20IDCKR?
- It is recommended to keep the LM4040D20IDCKR close to the load and minimize trace lengths to ensure good stability and noise immunity.