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LTC4365CDDB

LTC4365CDDB

Product Overview

Category

The LTC4365CDDB belongs to the category of power management integrated circuits (PMICs).

Use

It is used for overvoltage and overcurrent protection in various electronic systems.

Characteristics

  • Overvoltage and overcurrent protection
  • Wide input voltage range
  • Low quiescent current
  • Adjustable UVLO (Undervoltage Lockout)
  • Reverse battery protection

Package

The LTC4365CDDB comes in a 10-lead DFN package.

Essence

The essence of LTC4365CDDB lies in its ability to provide robust protection for sensitive electronic components against overvoltage and overcurrent events.

Packaging/Quantity

The LTC4365CDDB is typically available in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4V to 80V
  • Quiescent Current: 1.6µA
  • Operating Temperature Range: -40°C to 125°C
  • Reverse Battery Protection: Up to -60V
  • Overvoltage Threshold: Adjustable from 4.3V to 80V

Detailed Pin Configuration

The LTC4365CDDB has 10 pins, including VIN, GND, VOUT, OV, UV, FLT, EN, and others. A detailed pin configuration diagram can be found in the product datasheet.

Functional Features

  • Overvoltage and overcurrent protection
  • Adjustable UVLO
  • Reverse battery protection
  • Fault flag output
  • Wide input voltage range

Advantages and Disadvantages

Advantages

  • Robust overvoltage and overcurrent protection
  • Wide input voltage range
  • Low quiescent current
  • Adjustable UVLO for flexibility
  • Reverse battery protection for added security

Disadvantages

  • Limited to 80V maximum input voltage
  • Requires careful consideration of external component selection for optimal performance

Working Principles

The LTC4365CDDB works by monitoring the input voltage and current, and activating protection mechanisms when these parameters exceed safe limits. It utilizes a combination of internal circuitry and external components to provide comprehensive protection for downstream electronics.

Detailed Application Field Plans

The LTC4365CDDB is commonly used in automotive, industrial, and telecommunication applications where robust overvoltage and overcurrent protection is essential. It is suitable for protecting sensitive electronic components such as microcontrollers, sensors, and communication modules from damaging voltage and current transients.

Detailed and Complete Alternative Models

Some alternative models to LTC4365CDDB include the LTC4366, LTC4367, and LTC4368. These devices offer similar overvoltage and overcurrent protection features with varying specifications and package options, providing flexibility for different application requirements.

In conclusion, the LTC4365CDDB is a versatile and reliable PMIC that offers comprehensive overvoltage and overcurrent protection for a wide range of electronic systems. Its robust features, wide input voltage range, and adjustable parameters make it a valuable component in various applications, ensuring the safety and reliability of sensitive electronics.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق LTC4365CDDB في الحلول التقنية

  1. What is the LTC4365CDDB?

    • The LTC4365CDDB is a surge stopper and overvoltage protector designed to safeguard sensitive electronic equipment from voltage transients and overvoltage events.

  2. What is the input voltage range of LTC4365CDDB?

    • The LTC4365CDDB can handle an input voltage range from 4V to 80V.

  3. What is the maximum current rating of LTC4365CDDB?

    • The LTC4365CDDB has a maximum current rating of 4A.

  4. How does LTC4365CDDB protect against overvoltage events?

    • The LTC4365CDDB utilizes an adjustable overvoltage protection feature that limits the output voltage during overvoltage conditions, protecting downstream components.

  5. Can LTC4365CDDB be used in automotive applications?

    • Yes, the LTC4365CDDB is suitable for automotive applications due to its wide input voltage range and robust overvoltage protection capabilities.

  6. What are the typical applications of LTC4365CDDB?

    • Typical applications of LTC4365CDDB include protecting power supplies, industrial equipment, automotive systems, and other sensitive electronics from voltage surges and overvoltage events.

  7. Does LTC4365CDDB require external components for operation?

    • Yes, LTC4365CDDB requires external components such as resistors, capacitors, and an external N-channel MOSFET for proper operation.

  8. What is the thermal performance of LTC4365CDDB?

    • The LTC4365CDDB features a thermal shutdown function to prevent excessive heat buildup, ensuring reliable operation under varying load conditions.

  9. Is LTC4365CDDB suitable for battery-powered applications?

    • Yes, LTC4365CDDB is suitable for battery-powered applications, providing protection against voltage spikes and overvoltage events that could damage sensitive electronics.

  10. What are the key benefits of using LTC4365CDDB in technical solutions?

    • The key benefits of LTC4365CDDB include robust overvoltage protection, wide input voltage range, adjustable overvoltage threshold, and compact footprint, making it ideal for various technical solutions requiring reliable voltage surge protection.