Linear Technology/Analog Devices
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LTC4361ITS8-1

LTC4361ITS8-1

Product Overview

Category

LTC4361ITS8-1 belongs to the category of electronic components.

Use

It is commonly used in electronic circuits for protection and control purposes.

Characteristics

  • Provides overvoltage and reverse voltage protection.
  • Offers adjustable undervoltage lockout.
  • Features a wide operating voltage range.
  • Supports high current applications.
  • Designed for use in various electronic systems.

Package

LTC4361ITS8-1 comes in an SOT-23 package.

Essence

The essence of LTC4361ITS8-1 lies in its ability to protect electronic circuits from voltage spikes, reverse voltages, and other potential damage.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

  • Operating Voltage Range: 2.5V to 5.5V
  • Overvoltage Protection Threshold: Adjustable from 2.7V to 5.5V
  • Reverse Voltage Protection Threshold: Adjustable from -0.3V to -5.5V
  • Undervoltage Lockout Threshold: Adjustable from 1.5V to 4.5V
  • Maximum Continuous Current: 2A
  • Quiescent Current: 20µA (typical)

Detailed Pin Configuration

LTC4361ITS8-1 has the following pin configuration:

  1. GATE: Gate drive output for external N-channel MOSFET.
  2. VIN: Input voltage.
  3. GND: Ground reference.
  4. VOUT: Output voltage.
  5. UVLO: Undervoltage lockout threshold adjustment pin.
  6. OVLO: Overvoltage lockout threshold adjustment pin.
  7. REV: Reverse voltage protection threshold adjustment pin.

Functional Features

  • Overvoltage Protection: LTC4361ITS8-1 safeguards the circuit by limiting the voltage to a safe level when it exceeds the set threshold.
  • Reverse Voltage Protection: It prevents reverse current flow, protecting sensitive components from damage.
  • Undervoltage Lockout: The undervoltage lockout feature ensures that the circuit operates within the specified voltage range.
  • Adjustable Thresholds: The thresholds for overvoltage, reverse voltage, and undervoltage lockout can be adjusted according to the specific requirements of the application.

Advantages and Disadvantages

Advantages

  • Provides robust protection against overvoltage and reverse voltage.
  • Adjustable thresholds offer flexibility in different applications.
  • Low quiescent current minimizes power consumption.
  • Compact SOT-23 package allows for space-saving integration.

Disadvantages

  • Limited maximum continuous current of 2A may not be suitable for high-power applications.
  • Requires an external N-channel MOSFET for gate drive.

Working Principles

LTC4361ITS8-1 utilizes a combination of internal circuitry and external components to provide comprehensive protection for electronic circuits. It monitors the input voltage and compares it with the adjustable thresholds set by the user. If the voltage exceeds the overvoltage threshold or reverses polarity, the device takes appropriate action to protect the circuit. Additionally, the undervoltage lockout feature ensures that the circuit operates within the desired voltage range.

Detailed Application Field Plans

LTC4361ITS8-1 finds applications in various electronic systems where protection against overvoltage, reverse voltage, and undervoltage is crucial. Some potential application fields include:

  1. Power Supplies: Used in power supply units to safeguard sensitive components from voltage spikes and reverse polarity.
  2. Battery Management Systems: Protects battery-powered devices from overvoltage conditions and reverse battery connections.
  3. Automotive Electronics: Ensures the integrity of automotive electronic systems by preventing damage caused by voltage transients and reverse battery connections.
  4. Industrial Control Systems: Provides reliable protection for control circuitry in industrial applications, safeguarding against voltage anomalies.

Detailed and Complete Alternative Models

  1. LTC4361ITS8: Similar to LTC4361ITS8-1 but without the adjustable undervoltage lockout feature.
  2. LTC4362ITS8: Offers similar overvoltage and reverse voltage protection capabilities with additional fault flag output.
  3. LTC4363ITS8: Provides overvoltage and reverse voltage protection with adjustable thresholds and integrated charge pump for gate drive.

These alternative models offer similar functionality to LTC4361ITS8-1 while providing some variations in features and specifications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC4361ITS8-1 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LTC4361ITS8-1 in technical solutions:

Q1: What is LTC4361ITS8-1? A1: LTC4361ITS8-1 is a specific model of the LTC4361, which is a high voltage surge stopper designed to protect loads from overvoltage and overcurrent conditions.

Q2: What is the maximum input voltage that LTC4361ITS8-1 can handle? A2: LTC4361ITS8-1 can handle input voltages up to 80V.

Q3: How does LTC4361ITS8-1 protect against overvoltage conditions? A3: LTC4361ITS8-1 monitors the input voltage and quickly disconnects the load if it exceeds a set threshold, protecting the load from damage.

Q4: Can LTC4361ITS8-1 handle reverse polarity protection? A4: No, LTC4361ITS8-1 does not provide reverse polarity protection. It is primarily designed for overvoltage and overcurrent protection.

Q5: What is the maximum current that LTC4361ITS8-1 can handle? A5: LTC4361ITS8-1 can handle continuous currents up to 6A.

Q6: Does LTC4361ITS8-1 have built-in thermal shutdown protection? A6: Yes, LTC4361ITS8-1 has a built-in thermal shutdown feature that protects the device from overheating.

Q7: Can LTC4361ITS8-1 be used in automotive applications? A7: Yes, LTC4361ITS8-1 is suitable for automotive applications as it can handle high input voltages and provides overvoltage protection.

Q8: Is LTC4361ITS8-1 compatible with both AC and DC input voltages? A8: Yes, LTC4361ITS8-1 can be used with both AC and DC input voltages.

Q9: Can multiple LTC4361ITS8-1 devices be connected in parallel for higher current handling? A9: No, it is not recommended to connect multiple LTC4361ITS8-1 devices in parallel. Instead, a higher current-rated surge stopper should be used.

Q10: What are the typical applications of LTC4361ITS8-1? A10: LTC4361ITS8-1 is commonly used in various technical solutions such as power supplies, industrial equipment, automotive systems, and battery charging circuits to protect loads from overvoltage and overcurrent conditions.

Please note that these answers are general and may vary depending on the specific requirements and application scenarios. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and guidance.