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LT4363HDE-1#TRPBF
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LT4363HDE-1#TRPBF

Product Overview

The LT4363HDE-1#TRPBF belongs to the category of electronic components and is specifically designed for overvoltage protection in various electronic systems. This device offers characteristics such as high efficiency, compact package, and robust protection features. It is available in a small 12-pin DFN package and is an essential component for safeguarding sensitive electronics from voltage transients.

Basic Information

  • Category: Electronic Components
  • Use: Overvoltage Protection
  • Characteristics: High Efficiency, Compact Package, Robust Protection Features
  • Package: 12-pin DFN
  • Essence: Safeguarding Sensitive Electronics
  • Packaging/Quantity: Available in Tape and Reel Packaging

Specifications

The LT4363HDE-1#TRPBF features a wide input voltage range of 4V to 80V and can handle transient voltages up to 100V. It has a low quiescent current of 9µA and can withstand a maximum continuous output current of 5A. The device operates within a temperature range of -40°C to 125°C, making it suitable for various environmental conditions.

Detailed Pin Configuration

The detailed pin configuration of LT4363HDE-1#TRPBF is as follows: 1. VIN: Input Voltage 2. GATE: Gate Drive Output 3. VOUT: Output Voltage 4. FLT: Fault Indicator 5. GND: Ground 6. UVLO: Undervoltage Lockout 7. OVLO: Overvoltage Lockout 8. SS: Soft-Start 9. FB: Feedback 10. RT: Timing Capacitor 11. ILIM: Current Limit Set 12. PG: Power Good Indicator

Functional Features

The LT4363HDE-1#TRPBF provides efficient overvoltage protection by controlling the gate of an external N-channel MOSFET. It incorporates undervoltage and overvoltage lockout circuits, along with fault indicators for enhanced system reliability. The soft-start feature ensures smooth power-up, while the power good indicator signals the status of the output voltage.

Advantages and Disadvantages

Advantages

  • Efficient Overvoltage Protection
  • Wide Input Voltage Range
  • Low Quiescent Current
  • Compact Package

Disadvantages

  • External MOSFET Required for Operation
  • Limited Continuous Output Current

Working Principles

When an overvoltage condition is detected, the LT4363HDE-1#TRPBF controls the gate of the external MOSFET to limit the output voltage, thereby protecting downstream electronics. The undervoltage and overvoltage lockout circuits ensure that the device operates within safe voltage limits, enhancing system reliability.

Detailed Application Field Plans

The LT4363HDE-1#TRPBF is ideal for applications requiring robust overvoltage protection, such as industrial control systems, automotive electronics, and power distribution units. Its compact size and wide input voltage range make it suitable for a diverse range of electronic systems.

Detailed and Complete Alternative Models

  • LT4363
  • LT4356
  • LT4356-3
  • LT4356-2

In conclusion, the LT4363HDE-1#TRPBF is a versatile electronic component offering efficient overvoltage protection with a wide input voltage range and compact package. Its functional features, advantages, and application field plans make it a valuable asset in various electronic systems.

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Énumérez 10 questions et réponses courantes liées à l'application de LT4363HDE-1#TRPBF dans les solutions techniques

  1. What is the LT4363HDE-1#TRPBF?

    • The LT4363HDE-1#TRPBF is a surge stopper and overvoltage protector designed to safeguard sensitive electronics from voltage transients and surges.

  2. What is the input voltage range of LT4363HDE-1#TRPBF?

    • The LT4363HDE-1#TRPBF has an input voltage range of 4V to 80V, making it suitable for a wide variety of applications.

  3. How does LT4363HDE-1#TRPBF protect against overvoltage?

    • The LT4363HDE-1#TRPBF utilizes a precision shunt regulator to clamp the output voltage to a safe level in the event of an overvoltage condition.

  4. Can LT4363HDE-1#TRPBF handle high current surges?

    • Yes, the LT4363HDE-1#TRPBF is capable of handling high current surges, making it suitable for protecting sensitive components in industrial and automotive applications.

  5. What are the typical applications of LT4363HDE-1#TRPBF?

    • Typical applications of LT4363HDE-1#TRPBF include protecting power supplies, industrial control systems, automotive electronics, and other sensitive equipment from voltage spikes and surges.

  6. Does LT4363HDE-1#TRPBF require external components for operation?

    • Yes, LT4363HDE-1#TRPBF requires external components such as resistors, capacitors, and an external N-channel MOSFET for proper operation.

  7. Is LT4363HDE-1#TRPBF suitable for battery-powered applications?

    • Yes, LT4363HDE-1#TRPBF is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  8. What are the key features of LT4363HDE-1#TRPBF?

    • Some key features of LT4363HDE-1#TRPBF include reverse input protection, adjustable output clamping voltage, and thermal shutdown protection.

  9. Can LT4363HDE-1#TRPBF be used in conjunction with other protection devices?

    • Yes, LT4363HDE-1#TRPBF can be used in conjunction with other protection devices such as TVS diodes and varistors to provide comprehensive overvoltage protection.

  10. Where can I find detailed application information for LT4363HDE-1#TRPBF?

    • Detailed application information for LT4363HDE-1#TRPBF can be found in the product datasheet and application notes provided by the manufacturer.