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LTC4365HDDB-1

LTC4365HDDB-1

Product Overview

Category

The LTC4365HDDB-1 belongs to the category of electronic components.

Use

It is primarily used for power management and protection in electronic circuits.

Characteristics

  • Provides overvoltage and reverse voltage protection.
  • Offers fast response time and low quiescent current.
  • Supports a wide input voltage range.
  • Features adjustable undervoltage lockout.

Package

The LTC4365HDDB-1 comes in a small form factor package, suitable for surface mount technology (SMT) applications.

Essence

The essence of LTC4365HDDB-1 lies in its ability to safeguard electronic circuits from voltage anomalies, ensuring their reliable operation.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Overvoltage Threshold: Adjustable from 2.6V to 5.7V
  • Reverse Voltage Protection: -40V
  • Quiescent Current: 10µA (typical)
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LTC4365HDDB-1 has the following pin configuration:

  1. VIN: Input voltage pin
  2. GATE: Gate control pin
  3. GND: Ground pin
  4. VOUT: Output voltage pin
  5. UVLO: Undervoltage lockout pin
  6. OVSET: Overvoltage threshold setting pin

Functional Features

  • Overvoltage Protection: The LTC4365HDDB-1 monitors the input voltage and protects the circuit by quickly disconnecting the load when an overvoltage condition is detected.
  • Reverse Voltage Protection: It prevents damage to the circuit by blocking the reverse current flow.
  • Undervoltage Lockout: The undervoltage lockout feature ensures that the load is disconnected when the input voltage falls below a certain threshold, preventing unreliable operation.

Advantages and Disadvantages

Advantages

  • Robust protection against overvoltage and reverse voltage conditions.
  • Adjustable overvoltage threshold for customization.
  • Low quiescent current minimizes power consumption.
  • Wide input voltage range enhances compatibility.

Disadvantages

  • Limited operating temperature range (-40°C to 85°C).
  • Requires external components for complete functionality.

Working Principles

The LTC4365HDDB-1 utilizes a combination of voltage monitoring, comparators, and MOSFET switches to provide comprehensive protection. It continuously monitors the input voltage and compares it with the set thresholds. When an abnormal voltage condition is detected, the appropriate action is taken to protect the circuit.

Detailed Application Field Plans

The LTC4365HDDB-1 finds applications in various fields, including: 1. Power supply units 2. Battery charging circuits 3. Industrial automation systems 4. Automotive electronics 5. Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models similar to LTC4365HDDB-1 are: 1. LTC4364 2. LTC4366 3. LTC4367 4. LTC4368 5. LTC4369

These models offer similar functionalities and can be considered as alternatives based on specific requirements.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng LTC4365HDDB-1 trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of LTC4365HDDB-1 in technical solutions:

Q1: What is LTC4365HDDB-1? A1: LTC4365HDDB-1 is a high voltage surge stopper and overvoltage protector IC designed to protect sensitive electronic circuits from voltage transients and overvoltage events.

Q2: What is the maximum input voltage that LTC4365HDDB-1 can handle? A2: LTC4365HDDB-1 can handle input voltages up to 80V.

Q3: How does LTC4365HDDB-1 protect against overvoltage events? A3: LTC4365HDDB-1 monitors the input voltage and quickly disconnects the load when an overvoltage event occurs, preventing damage to downstream components.

Q4: Can LTC4365HDDB-1 be used in automotive applications? A4: Yes, LTC4365HDDB-1 is suitable for automotive applications as it can handle high voltage transients commonly encountered in automotive systems.

Q5: Does LTC4365HDDB-1 provide reverse polarity protection? A5: No, LTC4365HDDB-1 does not provide reverse polarity protection. It is specifically designed for overvoltage protection.

Q6: What is the typical operating current of LTC4365HDDB-1? A6: The typical operating current of LTC4365HDDB-1 is around 50µA.

Q7: Can LTC4365HDDB-1 be used with both AC and DC input sources? A7: Yes, LTC4365HDDB-1 can be used with both AC and DC input sources.

Q8: Is there any thermal protection feature in LTC4365HDDB-1? A8: Yes, LTC4365HDDB-1 has built-in thermal shutdown protection to prevent overheating.

Q9: Can multiple LTC4365HDDB-1 ICs be used in parallel for higher current applications? A9: Yes, multiple LTC4365HDDB-1 ICs can be used in parallel to handle higher current requirements.

Q10: What is the package type of LTC4365HDDB-1? A10: LTC4365HDDB-1 is available in a 12-pin DFN (Dual Flat No-Lead) package.