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LT3782AIFE#TRPBF
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LT3782AIFE#TRPBF

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: High efficiency, wide input voltage range, compact package
  • Package: 16-Lead TSSOP
  • Essence: Efficient and reliable voltage regulation
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4V to 60V
  • Output Voltage Range: 0.8V to 60V
  • Output Current: Up to 3A
  • Switching Frequency: Up to 2.5MHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN: Input Voltage
  2. SW: Switch Node
  3. GND: Ground
  4. FB: Feedback
  5. SS/TRK: Soft-Start/Tracking
  6. SYNC/MODE: Synchronization/Mode Select
  7. RT/CLK: Oscillator Resistor/Clock Synchronization
  8. VCC: IC Power Supply
  9. PG: Power Good
  10. SS/TRK: Soft-Start/Tracking
  11. COMP: Compensation
  12. SS/TRK: Soft-Start/Tracking
  13. ILIM: Current Limit
  14. VOUT: Output Voltage
  15. GND: Ground
  16. VIN: Input Voltage

Functional Features

  • Wide input voltage range for versatile applications
  • High efficiency for reduced power dissipation
  • Adjustable output voltage for flexibility
  • Synchronization capability for noise-sensitive applications
  • Integrated soft-start and tracking for controlled start-up

Advantages and Disadvantages

  • Advantages:
    • High efficiency
    • Wide input voltage range
    • Compact package
  • Disadvantages:
    • Higher cost compared to non-switching regulators
    • Requires careful PCB layout for optimal performance

Working Principles

The LT3782AIFE#TRPBF is a high voltage synchronous step-down DC/DC regulator. It utilizes a switching topology to efficiently regulate the output voltage from a wide range of input voltages. The integrated control circuitry ensures stable and precise output voltage regulation under varying load conditions.

Detailed Application Field Plans

  • Industrial power supplies
  • Automotive electronics
  • Telecommunications equipment
  • LED lighting systems
  • Battery charging systems

Detailed and Complete Alternative Models

  1. LT3780: Similar specifications with different pin configuration
  2. LT3781: Higher output current capability
  3. LT3783: Lower input voltage range

This comprehensive entry provides detailed information about the LT3782AIFE#TRPBF, covering its specifications, features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LT3782AIFE#TRPBF en soluciones técnicas

  1. What is the input voltage range of LT3782AIFE#TRPBF?

    • The input voltage range of LT3782AIFE#TRPBF is 4V to 60V.

  2. What is the maximum output current of LT3782AIFE#TRPBF?

    • The maximum output current of LT3782AIFE#TRPBF is 10A.

  3. What is the switching frequency of LT3782AIFE#TRPBF?

    • The switching frequency of LT3782AIFE#TRPBF can be programmed from 200kHz to 2MHz.

  4. Can LT3782AIFE#TRPBF be used in automotive applications?

    • Yes, LT3782AIFE#TRPBF is suitable for automotive applications due to its wide input voltage range and robust design.

  5. Does LT3782AIFE#TRPBF have built-in protection features?

    • Yes, LT3782AIFE#TRPBF includes overvoltage protection, overcurrent protection, and thermal shutdown features.

  6. What type of control loop does LT3782AIFE#TRPBF use?

    • LT3782AIFE#TRPBF uses a current mode control loop for improved transient response and stability.

  7. Is LT3782AIFE#TRPBF suitable for LED driver applications?

    • Yes, LT3782AIFE#TRPBF is commonly used in LED driver applications due to its high efficiency and dimming capabilities.

  8. What are the typical applications of LT3782AIFE#TRPBF?

    • Typical applications of LT3782AIFE#TRPBF include industrial power supplies, automotive power systems, and LED lighting.

  9. Does LT3782AIFE#TRPBF require an external compensation network?

    • Yes, LT3782AIFE#TRPBF requires an external compensation network for stability and control loop optimization.

  10. What is the operating temperature range of LT3782AIFE#TRPBF?

    • LT3782AIFE#TRPBF has an operating temperature range of -40°C to 125°C, making it suitable for a wide range of environments.