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LTC3807EFE#PBF
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LTC3807EFE#PBF

Product Overview

  • Category: Power Management IC
  • Use: Voltage Regulator
  • Characteristics: High efficiency, wide input voltage range, adjustable output voltage, integrated power MOSFETs
  • Package: 28-Lead TSSOP
  • Essence: Regulating and controlling voltage in electronic circuits
  • Packaging/Quantity: Tape & Reel (3000 units)

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 24V
  • Switching Frequency: Up to 2MHz
  • Operating Temperature Range: -40°C to 125°C
  • Efficiency: Up to 95%

Detailed Pin Configuration

  1. VIN: Input Voltage
  2. PGND: Power Ground
  3. SW: Switch Node
  4. BOOT: Bootstrap Supply for High-Side Gate Driver
  5. VCC: Supply Voltage for Control Circuitry
  6. COMP: Compensation Node
  7. SS: Soft-Start
  8. FB: Feedback Voltage
  9. GATE: Gate Drive Output
  10. LGATE: Low-Side Gate Driver Output
  11. RT/CLKOUT: Oscillator Frequency Set/ Clock Synchronization
  12. SYNC/MODE: External Synchronization/ Mode Selection
  13. ITH: Current Sense Threshold
  14. VREF: Reference Voltage Output
  15. AGND: Analog Ground
  16. PGND: Power Ground
  17. PGND: Power Ground
  18. PGND: Power Ground
  19. PGND: Power Ground
  20. PGND: Power Ground
  21. PGND: Power Ground
  22. PGND: Power Ground
  23. PGND: Power Ground
  24. PGND: Power Ground
  25. PGND: Power Ground
  26. PGND: Power Ground
  27. PGND: Power Ground
  28. PGND: Power Ground

Functional Features

  • Wide input voltage range allows for versatile applications
  • Adjustable output voltage provides flexibility in design
  • Integrated power MOSFETs reduce external component count
  • High efficiency minimizes power loss and heat generation

Advantages and Disadvantages

Advantages

  • Wide input voltage range enables use in various systems
  • High efficiency reduces power consumption and heat dissipation
  • Adjustable output voltage offers adaptability to different requirements
  • Integrated power MOSFETs simplify circuit design and layout

Disadvantages

  • Higher switching frequency may require careful PCB layout for noise control
  • Limited maximum output current compared to some competing models

Working Principles

The LTC3807EFE#PBF operates as a high-efficiency synchronous step-down DC/DC converter. It regulates the output voltage by adjusting the duty cycle of the internal power switches based on feedback from the output voltage.

Detailed Application Field Plans

  • Industrial automation systems
  • Automotive electronics
  • Telecommunications equipment
  • Renewable energy systems
  • Battery-powered devices

Detailed and Complete Alternative Models

  • LT8610AB, LT8640S, LT8630A, LT8609S, LT8609A

This comprehensive entry provides an in-depth understanding of the LTC3807EFE#PBF, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC3807EFE#PBF v technických řešeních

  1. What is LTC3807EFE#PBF?

    • LTC3807EFE#PBF is a synchronous step-down DC/DC controller designed to provide high efficiency and fast transient response.

  2. What is the input voltage range of LTC3807EFE#PBF?

    • The input voltage range of LTC3807EFE#PBF is 4.5V to 38V.

  3. What is the output voltage range of LTC3807EFE#PBF?

    • The output voltage range of LTC3807EFE#PBF is 0.6V to 5.5V.

  4. What is the maximum switching frequency of LTC3807EFE#PBF?

    • The maximum switching frequency of LTC3807EFE#PBF is 750kHz.

  5. What are the key features of LTC3807EFE#PBF?

    • The key features of LTC3807EFE#PBF include a wide input voltage range, high efficiency, adjustable frequency and phase, and a precision enable input.

  6. What are the typical applications of LTC3807EFE#PBF?

    • Typical applications of LTC3807EFE#PBF include point-of-load regulation, distributed power systems, and industrial power supplies.

  7. What is the operating temperature range of LTC3807EFE#PBF?

    • The operating temperature range of LTC3807EFE#PBF is -40°C to 125°C.

  8. Does LTC3807EFE#PBF require an external MOSFET?

    • Yes, LTC3807EFE#PBF requires an external N-channel MOSFET for operation.

  9. What protection features does LTC3807EFE#PBF offer?

    • LTC3807EFE#PBF offers overvoltage protection, undervoltage lockout, and thermal shutdown protection.

  10. Is there a reference design available for LTC3807EFE#PBF?

    • Yes, Linear Technology provides reference designs and application notes for LTC3807EFE#PBF to assist in its implementation in technical solutions.