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L78S75CV-DG

L78S75CV-DG

Basic Information Overview

  • Category: Voltage Regulator
  • Use: To regulate and stabilize voltage in electronic circuits
  • Characteristics:
    • Input Voltage Range: 7.5V to 35V
    • Output Voltage: 5V
    • Maximum Output Current: 2A
    • Package Type: TO-220
    • Essence: Linear voltage regulator
    • Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

  • Input Voltage Range: 7.5V to 35V
  • Output Voltage: 5V
  • Output Current: Up to 2A
  • Dropout Voltage: 1.5V (typical)
  • Line Regulation: ±0.04% (typical)
  • Load Regulation: ±0.3% (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Package: TO-220

Detailed Pin Configuration

The L78S75CV-DG has three pins: 1. Vin (Pin 1): Input voltage pin 2. Vout (Pin 2): Output voltage pin 3. GND (Pin 3): Ground pin

Functional Features

  • High input voltage range allows for versatile applications
  • Low dropout voltage ensures efficient regulation even with low input-output voltage differential
  • Excellent line and load regulation characteristics provide stable output voltage
  • Thermal shutdown and current limit protection features enhance reliability and prevent damage to the device

Advantages

  • Wide input voltage range makes it suitable for various applications
  • Stable output voltage ensures reliable performance of connected devices
  • Compact TO-220 package facilitates easy integration into circuit designs
  • Thermal shutdown and current limit protection enhance device durability

Disadvantages

  • Linear voltage regulators are less efficient compared to switching regulators
  • Dropout voltage may limit the usability in low voltage applications
  • Heat dissipation may be required due to power loss during regulation

Working Principles

The L78S75CV-DG is a linear voltage regulator that uses a series pass transistor to regulate and stabilize the output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

The L78S75CV-DG can be used in various electronic circuits where a stable 5V power supply is required. Some common application fields include: - Powering microcontrollers and digital ICs - Automotive electronics - Industrial control systems - Battery charging circuits - Audio amplifiers

Detailed and Complete Alternative Models

  1. LM7805: A widely used 5V linear voltage regulator with similar specifications and package type.
  2. LT1084: A high current, adjustable linear voltage regulator suitable for applications requiring higher output currents.
  3. LM317: An adjustable linear voltage regulator that allows for variable output voltages within a specified range.

(Note: This list is not exhaustive and there are several other alternative models available in the market.)

This entry provides an overview of the L78S75CV-DG voltage regulator, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací L78S75CV-DG v technických řešeních

Sure! Here are 10 common questions and answers related to the application of L78S75CV-DG in technical solutions:

  1. Q: What is L78S75CV-DG? A: L78S75CV-DG is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 7.5V.

  2. Q: What is the input voltage range for L78S75CV-DG? A: The input voltage range for L78S75CV-DG is typically between 9V and 35V.

  3. Q: What is the maximum output current of L78S75CV-DG? A: The maximum output current of L78S75CV-DG is 2A.

  4. Q: Can L78S75CV-DG handle both AC and DC input voltages? A: No, L78S75CV-DG is designed to handle only DC input voltages.

  5. Q: Is L78S75CV-DG suitable for automotive applications? A: Yes, L78S75CV-DG is suitable for automotive applications as it can operate within the required voltage range.

  6. Q: Does L78S75CV-DG have built-in protection features? A: Yes, L78S75CV-DG has built-in protection features such as thermal shutdown, short-circuit protection, and overvoltage protection.

  7. Q: Can L78S75CV-DG be used in battery-powered applications? A: Yes, L78S75CV-DG can be used in battery-powered applications as long as the input voltage is within its specified range.

  8. Q: What is the typical dropout voltage of L78S75CV-DG? A: The typical dropout voltage of L78S75CV-DG is around 2V.

  9. Q: Can L78S75CV-DG be used in parallel to increase the output current? A: No, L78S75CV-DG should not be used in parallel as it may cause stability issues and affect the overall performance.

  10. Q: What are some typical applications of L78S75CV-DG? A: Some typical applications of L78S75CV-DG include power supplies for industrial equipment, automotive electronics, and battery-powered devices.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.