Microsemi Corporation
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SG7905K-JAN
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SG7905K-JAN

Product Overview

Category

SG7905K-JAN belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

  • Voltage regulation
  • Stabilization of output voltage
  • High efficiency
  • Low power dissipation

Package

SG7905K-JAN comes in a standard TO-220 package.

Essence

The essence of SG7905K-JAN lies in its ability to provide precise voltage regulation, ensuring stable and reliable performance of electronic devices.

Packaging/Quantity

Each package of SG7905K-JAN contains one voltage regulator.

Specifications

  • Input Voltage Range: -7V to -25V
  • Output Voltage: -5V
  • Maximum Output Current: 1A
  • Dropout Voltage: 2V (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

SG7905K-JAN has three pins:

  1. Input Pin (VIN): This pin is used to connect the input voltage source.
  2. Ground Pin (GND): This pin is connected to the ground reference.
  3. Output Pin (VOUT): The regulated output voltage is obtained from this pin.

Functional Features

  • Precise voltage regulation
  • Short-circuit protection
  • Thermal shutdown protection
  • Internal current limiting

Advantages and Disadvantages

Advantages

  • Provides stable and regulated output voltage
  • High efficiency
  • Compact size
  • Offers protection against short-circuits and overheating

Disadvantages

  • Requires an input voltage within a specific range
  • May generate heat during operation

Working Principles

SG7905K-JAN operates based on the principle of linear voltage regulation. It uses a series pass transistor to regulate the output voltage by adjusting the current flow. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output.

Detailed Application Field Plans

SG7905K-JAN finds applications in various electronic devices and circuits, including: - Power supplies - Audio amplifiers - Industrial control systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that can be used as substitutes for SG7905K-JAN include: - LM7905 - MC7905 - UA7905 - L7905

These models offer similar functionality and can be used interchangeably depending on specific requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SG7905K-JAN v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SG7905K-JAN in technical solutions:

  1. Q: What is SG7905K-JAN? A: SG7905K-JAN is a voltage regulator IC that provides a fixed negative output voltage of -5V.

  2. Q: What is the input voltage range for SG7905K-JAN? A: The input voltage range for SG7905K-JAN is typically between -7V to -25V.

  3. Q: Can SG7905K-JAN be used as a positive voltage regulator? A: No, SG7905K-JAN is specifically designed as a negative voltage regulator and cannot be used as a positive voltage regulator.

  4. Q: What is the maximum output current of SG7905K-JAN? A: The maximum output current of SG7905K-JAN is typically 1A.

  5. Q: Is an external heat sink required for SG7905K-JAN? A: It depends on the power dissipation and ambient temperature. If the power dissipation is high or the ambient temperature is high, an external heat sink may be required.

  6. Q: Can SG7905K-JAN handle short-circuit conditions? A: Yes, SG7905K-JAN has built-in short-circuit protection, which allows it to handle short-circuit conditions without damage.

  7. Q: Can SG7905K-JAN be used in automotive applications? A: Yes, SG7905K-JAN is suitable for automotive applications as it meets the necessary standards and requirements.

  8. Q: Does SG7905K-JAN require any external components for operation? A: Yes, SG7905K-JAN requires input and output capacitors for stability. The datasheet provides recommended values for these capacitors.

  9. Q: Can SG7905K-JAN be used in high-temperature environments? A: Yes, SG7905K-JAN is designed to operate in a wide temperature range, typically from -40°C to +125°C.

  10. Q: What are some typical applications of SG7905K-JAN? A: Some typical applications of SG7905K-JAN include power supplies, industrial control systems, automotive electronics, and audio amplifiers.

Please note that the answers provided here are general and may vary depending on specific datasheets and application requirements.