Microsemi Corporation
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SG7915AK-DESC
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SG7915AK-DESC

Product Overview

Belongs to: Voltage Regulator
Category: Electronic Component
Use: Regulates voltage in electronic circuits
Characteristics: Precision regulation, low dropout voltage, thermal shutdown protection
Package: TO-220, TO-263, D2PAK
Essence: Provides stable output voltage for electronic devices
Packaging/Quantity: Typically sold in reels of 1000 units

Specifications

  • Input Voltage Range: -35V to -60V
  • Output Voltage: -15V
  • Output Current: 1.5A
  • Dropout Voltage: 2V
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Input
  2. Ground
  3. Output

Functional Features

  • Precision Regulation: Ensures stable output voltage
  • Low Dropout Voltage: Minimizes power loss
  • Thermal Shutdown Protection: Safeguards the regulator during high-temperature conditions

Advantages and Disadvantages

Advantages: - High precision regulation - Low dropout voltage - Thermal shutdown protection

Disadvantages: - Higher cost compared to non-precision regulators - Limited input voltage range

Working Principles

The SG7915AK-DESC operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage.

Detailed Application Field Plans

  • Industrial Electronics: Power supplies, motor control systems
  • Automotive: Engine control units, dashboard electronics
  • Telecommunications: Base station equipment, network infrastructure

Detailed and Complete Alternative Models

  • LM7915
  • MC7915
  • UA7915

This completes the English editing encyclopedia entry structure format for SG7915AK-DESC with a total of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SG7915AK-DESC v technických řešeních

  1. What is SG7915AK-DESC?

    • SG7915AK-DESC is a voltage regulator IC designed to provide a constant output voltage of -15V.

  2. What are the typical applications of SG7915AK-DESC?

    • It is commonly used in power supply circuits, audio amplifiers, and other electronic devices that require a stable negative voltage supply.

  3. What is the maximum input voltage for SG7915AK-DESC?

    • The maximum input voltage for SG7915AK-DESC is typically around -35V.

  4. What is the output current capability of SG7915AK-DESC?

    • The output current capability of SG7915AK-DESC is usually up to 1.5A.

  5. How does SG7915AK-DESC handle thermal considerations?

    • SG7915AK-DESC incorporates thermal shutdown and current limiting features to protect itself from overheating and overloading.

  6. What are the key features of SG7915AK-DESC?

    • Some key features include low dropout voltage, high ripple rejection, and short-circuit protection.

  7. Can SG7915AK-DESC be used in automotive applications?

    • Yes, SG7915AK-DESC is often used in automotive electronics due to its robust design and reliability.

  8. What are the recommended input and output capacitors for SG7915AK-DESC?

    • Typically, a 0.33μF tantalum capacitor is recommended for the input, and a 1μF aluminum electrolytic or tantalum capacitor for the output.

  9. Does SG7915AK-DESC require any external components for operation?

    • Yes, SG7915AK-DESC requires input and output capacitors for stable operation.

  10. Are there any common failure modes associated with SG7915AK-DESC?

    • Common failure modes include overcurrent conditions, thermal stress, and improper input/output capacitor selection.