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SC2901NG
Product Overview
Belongs to: Integrated Circuits (ICs)
Category: Voltage Regulator
Use: Regulating voltage in electronic circuits
Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
Package: TO-263
Essence: Regulates input voltage to a stable output voltage
Packaging/Quantity: Tape & Reel (2500 units per reel)
Specifications
- Input Voltage: 4.5V to 18V
- Output Voltage: 1.25V to 16V
- Output Current: 1A
- Dropout Voltage: 0.6V at 1A
- Quiescent Current: 75µA
- Operating Temperature: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input Voltage
- GND: Ground
- VOUT: Output Voltage
Functional Features
- High Efficiency: Minimizes power loss
- Low Dropout Voltage: Suitable for low input voltage applications
- Thermal Shutdown Protection: Prevents damage from overheating
Advantages and Disadvantages
Advantages: - Wide input voltage range - Low quiescent current - Thermal shutdown protection
Disadvantages: - Limited output current compared to some alternatives - Higher dropout voltage than certain models
Working Principles
The SC2901NG uses a feedback control mechanism to maintain a stable output voltage despite variations in the input voltage and load conditions. It employs a series pass PNP transistor to regulate the output voltage.
Detailed Application Field Plans
The SC2901NG is suitable for various applications requiring a stable voltage supply, such as: - Battery-powered devices - Portable electronics - Automotive systems - Industrial equipment
Detailed and Complete Alternative Models
- LM2940 - Similar voltage regulator with higher output current capability
- LT1763 - Lower dropout voltage but with a narrower input voltage range
- LM1117 - Cost-effective alternative with lower maximum output current
In conclusion, the SC2901NG is a versatile voltage regulator with a wide input voltage range, making it suitable for diverse electronic applications. Its high efficiency and thermal protection features make it a reliable choice for maintaining stable voltage outputs.
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10 domande e risposte comuni relative all'applicazione di SC2901NG nelle soluzioni tecniche
What is SC2901NG?
- SC2901NG is a voltage regulator IC (integrated circuit) commonly used in electronic devices to provide a stable output voltage.
What is the input voltage range for SC2901NG?
- The input voltage range for SC2901NG is typically between 4.75V and 18V.
What is the output voltage range for SC2901NG?
- The output voltage range for SC2901NG is adjustable, but it can typically provide a stable output voltage between 1.25V and 16V.
What are the typical applications of SC2901NG?
- SC2901NG is commonly used in various technical solutions such as power supplies, battery chargers, and voltage regulators in electronic circuits.
What is the maximum output current of SC2901NG?
- The maximum output current of SC2901NG is typically around 1A, making it suitable for low to moderate power applications.
How do I adjust the output voltage of SC2901NG?
- The output voltage of SC2901NG can be adjusted using external resistors connected to its feedback pin.
What are the key features of SC2901NG?
- Some key features of SC2901NG include thermal shutdown protection, overcurrent protection, and high ripple rejection.
Can SC2901NG be used in automotive applications?
- Yes, SC2901NG is often used in automotive applications due to its wide input voltage range and robust performance.
What are the typical operating temperatures for SC2901NG?
- SC2901NG is designed to operate within a temperature range of -40°C to 125°C, making it suitable for various environmental conditions.
Is SC2901NG available in different package types?
- Yes, SC2901NG is available in various package types such as TO-263, TO-252, and SOT-223, offering flexibility for different design requirements.