Microsemi Corporation
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
SG7815K-JAN
詳細を表示 DataSheets

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:

  1. Input Pin (VIN): Connects to the input voltage source.
  2. Ground Pin (GND): Connected to the ground reference.
  3. 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:

  1. Power supply for industrial control systems.
  2. Voltage regulation in automotive electronics.
  3. Powering audio amplifiers and other audio equipment.
  4. Battery charging circuits.
  5. 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.

Word count: 408 words

技術ソリューションにおける SG7815K-JAN の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of SG7815K-JAN in technical solutions:

  1. Q: What is SG7815K-JAN? A: SG7815K-JAN is a voltage regulator IC that provides a fixed output voltage of +15V.

  2. Q: What is the input voltage range for SG7815K-JAN? A: The input voltage range for SG7815K-JAN is typically between 17V and 35V.

  3. Q: Can SG7815K-JAN handle high current loads? A: Yes, SG7815K-JAN can handle high current loads up to 1.5A.

  4. Q: Is SG7815K-JAN suitable for both AC and DC input voltages? A: Yes, SG7815K-JAN can accept both AC and DC input voltages.

  5. Q: Does SG7815K-JAN require any external components for operation? A: Yes, SG7815K-JAN requires input and output capacitors for stable operation.

  6. 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.

  7. 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.

  8. 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.

  9. 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.

  10. 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.