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104-PR3-0.3A
Product Overview
Category: Electronic Component
Use: Power Regulation
Characteristics: High efficiency, compact size
Package: SMD (Surface Mount Device)
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel, 3000 units per reel
Specifications
- Input Voltage: 4.5V to 28V
- Output Current: 0.3A
- Dropout Voltage: 0.3V
- Operating Temperature: -40°C to 125°C
- Package Type: SOT-223
Detailed Pin Configuration
Pin 1: Input Voltage
Pin 2: Ground
Pin 3: Output Voltage
Functional Features
- Overcurrent Protection
- Thermal Shutdown
- Low Quiescent Current
Advantages and Disadvantages
Advantages: - Wide input voltage range - Compact size - Overcurrent protection
Disadvantages: - Limited output current capacity - Higher dropout voltage compared to some alternatives
Working Principles
The 104-PR3-0.3A is a linear voltage regulator that maintains a constant output voltage by adjusting the resistance of the pass transistor based on the input voltage and load conditions.
Detailed Application Field Plans
This component is suitable for various applications requiring a stable low-current power supply, such as battery-powered devices, sensor modules, and portable electronics.
Detailed and Complete Alternative Models
- LM317: Adjustable Linear Regulator
- LM1117: Low Dropout Regulator
- MCP1703: Low Quiescent Current LDO
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de 104-PR3-0.3A em soluções técnicas
What is the application of 104-PR3-0.3A in technical solutions?
- 104-PR3-0.3A is a precision resistor commonly used in electronic circuits to provide specific resistance values and precise current limiting.
How does 104-PR3-0.3A contribute to technical solutions?
- It contributes by providing accurate resistance, ensuring stable and reliable performance in various electronic applications.
What are the typical technical specifications of 104-PR3-0.3A?
- The 104-PR3-0.3A typically has a resistance value of 100k ohms with a power rating of 0.3 watts.
In what types of circuits can 104-PR3-0.3A be used?
- It can be used in voltage dividers, signal conditioning circuits, and precision measurement equipment.
Are there any special considerations for using 104-PR3-0.3A in high-frequency applications?
- Yes, in high-frequency applications, it's important to consider the parasitic effects and ensure that the resistor's characteristics do not interfere with the circuit's performance.
Can 104-PR3-0.3A be used in temperature-sensitive environments?
- Yes, it can be used in temperature-sensitive environments, but it's essential to verify its temperature coefficient and ensure it meets the requirements of the application.
What are the common failure modes associated with 104-PR3-0.3A?
- Common failure modes include overheating due to excessive power dissipation or mechanical damage from improper handling.
Is 104-PR3-0.3A suitable for high-precision instrumentation applications?
- Yes, it is suitable for high-precision instrumentation applications due to its stable resistance and low tolerance.
Can 104-PR3-0.3A be used in both AC and DC circuits?
- Yes, it can be used in both AC and DC circuits, but it's important to consider its frequency response and impedance characteristics.
What are the alternatives to 104-PR3-0.3A for similar technical applications?
- Alternatives include other precision resistors with comparable resistance values and power ratings, such as 104-PR5-0.5A or 104-PR2-0.25A.