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LM4040D50QDBZT
Product Overview
- Category: Voltage Reference
- Use: Precision voltage reference for use in various electronic circuits
- Characteristics: High precision, low temperature coefficient, low dropout voltage
- Package: SOT-23-3
- Essence: Provides a stable 5.0V output voltage
- Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Output Voltage: 5.0V
- Initial Accuracy: ±0.5%
- Temperature Coefficient: 20ppm/°C
- Dropout Voltage: 250mV
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LM4040D50QDBZT has three pins: 1. VOUT: Output pin (5.0V) 2. NC: No Connection 3. GND: Ground pin
Functional Features
- Provides a precise 5.0V output voltage
- Low temperature coefficient ensures stability over varying temperatures
- Low dropout voltage allows for efficient operation in low-power applications
Advantages and Disadvantages
Advantages
- High precision output voltage
- Wide operating temperature range
- Small package size for space-constrained designs
Disadvantages
- Limited current output capability
- Sensitive to load variations
Working Principles
The LM4040D50QDBZT uses a bandgap reference circuit to generate a stable 5.0V output voltage. It compensates for temperature variations to maintain accuracy across different operating conditions.
Detailed Application Field Plans
This voltage reference is commonly used in: - Analog-to-digital converters - Voltage regulators - Battery management systems - Precision measurement equipment
Detailed and Complete Alternative Models
Some alternative models to the LM4040D50QDBZT include: - LM385 - LM336 - LT1461
In conclusion, the LM4040D50QDBZT is a precision voltage reference that offers high accuracy and stability in various electronic applications. Its compact package and reliable performance make it a popular choice for designers seeking precise voltage regulation.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem LM4040D50QDBZT w rozwiązaniach technicznych
What is the LM4040D50QDBZT?
- The LM4040D50QDBZT is a precision voltage reference that provides a 5.0V output voltage with a typical accuracy of ±0.2%.
What are the typical applications of LM4040D50QDBZT?
- It is commonly used in precision analog circuits, data acquisition systems, and industrial control systems where a stable and accurate voltage reference is required.
What is the operating temperature range of LM4040D50QDBZT?
- The LM4040D50QDBZT operates over a temperature range of -40°C to 125°C, making it suitable for a wide range of environments.
How much current can LM4040D50QDBZT supply?
- The LM4040D50QDBZT can supply up to 15mA of output current, making it suitable for driving a variety of loads.
Is LM4040D50QDBZT available in different package types?
- Yes, the LM4040D50QDBZT is available in various package types including SOT-23 and TO-92, providing flexibility for different design requirements.
Does LM4040D50QDBZT require an external capacitor for stability?
- No, the LM4040D50QDBZT does not require an external capacitor for stability, simplifying the design and reducing component count.
Can LM4040D50QDBZT be used in battery-powered applications?
- Yes, the low quiescent current and wide operating temperature range make the LM4040D50QDBZT suitable for battery-powered applications.
What is the long-term stability of LM4040D50QDBZT?
- The LM4040D50QDBZT exhibits excellent long-term stability, typically aging at 25ppm/year.
Is the LM4040D50QDBZT radiation-hardened for space applications?
- No, the LM4040D50QDBZT is not specifically designed for radiation-hardened applications and may not be suitable for space environments.
Are there any specific layout considerations for using LM4040D50QDBZT?
- Proper PCB layout practices should be followed to minimize noise and ensure good thermal performance, but no specific layout constraints are required for LM4040D50QDBZT.