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LM4050CEM3-2.5+T
Introduction
The LM4050CEM3-2.5+T is a precision voltage reference belonging to the LM4050 family of products. This entry provides an overview of the LM4050CEM3-2.5+T, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Basic Information Overview
- Category: Precision Voltage Reference
- Use: Provides a stable 2.5V output voltage for precision applications
- Characteristics: High accuracy, low temperature coefficient, low dropout voltage
- Package: SOT-23-3 package
- Essence: Precision voltage reference for various electronic circuits
- Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier
Specifications
- Output Voltage: 2.5V
- Initial Accuracy: ±0.5%
- Temperature Coefficient: 50ppm/°C (typical)
- Operating Temperature Range: -40°C to 85°C
- Dropout Voltage: 200mV (typical)
Detailed Pin Configuration
The LM4050CEM3-2.5+T has three pins: 1. VOUT: Output Voltage 2. NC: No Connection 3. VIN: Input Voltage
Functional Features
- Provides a stable 2.5V output voltage over a wide temperature range
- Low dropout voltage allows operation in battery-powered systems
- High accuracy and low temperature coefficient make it suitable for precision applications
Advantages and Disadvantages
Advantages
- High accuracy
- Low temperature coefficient
- Small form factor
- Wide operating temperature range
Disadvantages
- Limited output voltage options
- Sensitive to input voltage fluctuations
Working Principles
The LM4050CEM3-2.5+T operates based on the bandgap reference principle, where the output voltage is derived from the base-emitter voltage of a bipolar junction transistor. This ensures a stable and accurate output voltage over varying conditions.
Detailed Application Field Plans
The LM4050CEM3-2.5+T is commonly used in precision analog circuits, data acquisition systems, battery management systems, and portable electronic devices where a stable voltage reference is essential. It is also suitable for use in industrial control systems, instrumentation, and automotive electronics.
Detailed and Complete Alternative Models
- LM4040CEM3-2.5+T: Similar precision voltage reference with slightly different specifications
- LT6654: Precision voltage reference with adjustable output voltage
- ADR4525: Ultra-low noise, high accuracy voltage reference
In conclusion, the LM4050CEM3-2.5+T is a precision voltage reference that offers high accuracy, stability, and reliability for a wide range of electronic applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LM4050CEM3-2.5+T v technických řešeních
What is the LM4050CEM3-2.5+T?
- The LM4050CEM3-2.5+T is a precision voltage reference diode that provides a stable 2.5V output voltage.
What are the typical applications of the LM4050CEM3-2.5+T?
- It is commonly used in precision voltage reference applications, such as in analog-to-digital converters, power supplies, and instrumentation.
What is the operating temperature range of the LM4050CEM3-2.5+T?
- The LM4050CEM3-2.5+T has an operating temperature range of -40°C to 125°C, making it suitable for a wide range of environments.
What is the output voltage tolerance of the LM4050CEM3-2.5+T?
- The output voltage tolerance of the LM4050CEM3-2.5+T is typically ±0.5%, ensuring precise and stable voltage output.
Can the LM4050CEM3-2.5+T be used in battery-powered applications?
- Yes, the LM4050CEM3-2.5+T is suitable for battery-powered applications due to its low quiescent current and low dropout voltage.
What are the key features of the LM4050CEM3-2.5+T?
- Some key features include low dynamic impedance, low noise, and excellent long-term stability, making it ideal for precision voltage reference designs.
Is the LM4050CEM3-2.5+T available in a surface-mount package?
- Yes, the LM4050CEM3-2.5+T is available in a small SOT-23 package, making it suitable for compact and space-constrained designs.
Does the LM4050CEM3-2.5+T require external components for operation?
- The LM4050CEM3-2.5+T requires only a small bypass capacitor for stable operation, simplifying the design and reducing component count.
What are the potential sources of error when using the LM4050CEM3-2.5+T?
- Common sources of error include PCB layout issues, improper decoupling, and thermal considerations, which should be carefully addressed in the design.
Are there any application notes or reference designs available for the LM4050CEM3-2.5+T?
- Yes, Texas Instruments provides comprehensive application notes and reference designs to assist engineers in implementing the LM4050CEM3-2.5+T in their technical solutions.