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SG7815K-JAN
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics:
- High precision
- Fixed output voltage of 15V
- Low dropout voltage
- Thermal shutdown protection
- Package: TO-220
- Essence: Linear voltage regulator
- Packaging/Quantity: Bulk packaging, quantity varies
Specifications
- Input Voltage Range: 17V to 35V
- Output Voltage: 15V
- Output Current: Up to 1A
- Dropout Voltage: 2V (typical)
- Line Regulation: 0.01%/V
- Load Regulation: 0.1%
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The SG7815K-JAN IC has three pins:
- Input Pin (VIN): Connects to the input voltage source.
- Ground Pin (GND): Connected to the ground reference.
- Output Pin (VOUT): Provides the regulated output voltage.
Functional Features
- High Precision: The SG7815K-JAN offers a highly accurate and stable output voltage of 15V.
- Thermal Shutdown Protection: The IC includes built-in thermal shutdown protection, preventing damage due to excessive temperature.
- Low Dropout Voltage: With a low dropout voltage of only 2V, the regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
Advantages and Disadvantages
Advantages
- High precision and stability in regulating the output voltage.
- Built-in thermal shutdown protection ensures safe operation.
- Low dropout voltage allows for efficient power conversion.
Disadvantages
- Limited output current capability (up to 1A).
- Requires an input voltage within a specific range (17V to 35V).
Working Principles
The SG7815K-JAN is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output. The regulator operates by dissipating excess voltage as heat, which is why it has a maximum operating temperature.
Detailed Application Field Plans
The SG7815K-JAN is commonly used in various applications where a stable 15V power supply is required. Some typical application fields include:
- Power supply for industrial control systems.
- Voltage regulation in automotive electronics.
- Powering audio amplifiers and other audio equipment.
- Battery charging circuits.
- Powering microcontrollers and digital circuits.
Detailed and Complete Alternative Models
- LM7815: A widely used alternative from Texas Instruments.
- UA7815: Another popular option from Fairchild Semiconductor.
- L78S15CV: An alternative model from STMicroelectronics.
These alternatives offer similar functionality and specifications to the SG7815K-JAN and can be used interchangeably in most applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SG7815K-JAN en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of SG7815K-JAN in technical solutions:
Q: What is SG7815K-JAN? A: SG7815K-JAN is a voltage regulator IC that provides a fixed output voltage of +15V.
Q: What is the input voltage range for SG7815K-JAN? A: The input voltage range for SG7815K-JAN is typically between 17V and 35V.
Q: Can SG7815K-JAN handle high current loads? A: Yes, SG7815K-JAN can handle high current loads up to 1.5A.
Q: Is SG7815K-JAN suitable for both AC and DC input voltages? A: Yes, SG7815K-JAN can accept both AC and DC input voltages.
Q: Does SG7815K-JAN require any external components for operation? A: Yes, SG7815K-JAN requires input and output capacitors for stable operation.
Q: Can SG7815K-JAN be used in automotive applications? A: Yes, SG7815K-JAN is suitable for automotive applications as it can handle wide temperature ranges.
Q: What is the thermal shutdown feature of SG7815K-JAN? A: SG7815K-JAN has a built-in thermal shutdown feature that protects the IC from overheating.
Q: Can SG7815K-JAN be used in battery charging applications? A: Yes, SG7815K-JAN can be used in battery charging applications where a regulated +15V supply is required.
Q: Is SG7815K-JAN available in different package types? A: Yes, SG7815K-JAN is available in various package types such as TO-220 and TO-263.
Q: What are the typical applications of SG7815K-JAN? A: SG7815K-JAN is commonly used in power supplies, industrial control systems, and audio amplifiers where a regulated +15V supply is needed.
Please note that the specific details and specifications may vary depending on the manufacturer and datasheet of SG7815K-JAN.