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TPS2490DGSRG4
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TPS2490DGSRG4

Product Overview

Category

The TPS2490DGSRG4 belongs to the category of electronic components, specifically power management integrated circuits (PMICs).

Use

It is used for overcurrent protection and hot swap control in various electronic systems.

Characteristics

  • Overcurrent protection
  • Hot swap control
  • Integrated power MOSFET
  • Wide input voltage range

Package

The TPS2490DGSRG4 is available in a small outline package (SOP) with a thermal pad for enhanced thermal performance.

Essence

The essence of TPS2490DGSRG4 lies in its ability to provide reliable overcurrent protection and hot swap control in electronic systems.

Packaging/Quantity

The TPS2490DGSRG4 is typically packaged in reels and is available in quantities suitable for both prototyping and production.

Specifications

  • Input Voltage Range: 4.5V to 80V
  • Continuous Current Limit: 3A
  • Operating Temperature Range: -40°C to 125°C
  • Power Dissipation: 2.5W
  • Control Interface: I2C

Detailed Pin Configuration

The TPS2490DGSRG4 features a 10-pin SOP package with the following pin configuration: 1. VDD 2. GATE 3. SOURCE 4. GND 5. FLT 6. FAULT 7. SDA 8. SCL 9. NC 10. VOUT

Functional Features

  • Overcurrent Protection
  • Hot Swap Control
  • I2C Interface for Configuration
  • Integrated Power MOSFET for Switching

Advantages

  • Wide Input Voltage Range
  • Integrated Power MOSFET reduces external component count
  • I2C interface allows for flexible configuration
  • Enhanced thermal performance with thermal pad

Disadvantages

  • Limited continuous current limit of 3A
  • Requires understanding of I2C communication for configuration

Working Principles

The TPS2490DGSRG4 operates by monitoring the current flow and voltage levels during system power-up and dynamically adjusting the power path to protect the system from overcurrent conditions. The integrated power MOSFET allows for seamless hot swapping of components without causing disruptions to the system.

Detailed Application Field Plans

The TPS2490DGSRG4 is commonly used in applications such as: - Server Systems - Networking Equipment - Industrial Automation - Power Distribution Systems

Detailed and Complete Alternative Models

Some alternative models to TPS2490DGSRG4 include: - TPS2491 - TPS2492 - TPS2493 - TPS2494

In conclusion, the TPS2490DGSRG4 is a versatile power management IC that provides robust overcurrent protection and hot swap control, making it an essential component in various electronic systems.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng TPS2490DGSRG4 trong giải pháp kỹ thuật

  1. What is the TPS2490DGSRG4?

    • The TPS2490DGSRG4 is a precision adjustable overcurrent protection device designed to protect power systems from overcurrent and short-circuit conditions.

  2. What is the input voltage range of TPS2490DGSRG4?

    • The input voltage range of TPS2490DGSRG4 is 4.5V to 18V.

  3. What is the typical current limit accuracy of TPS2490DGSRG4?

    • The typical current limit accuracy of TPS2490DGSRG4 is ±5%.

  4. How does TPS2490DGSRG4 handle overcurrent conditions?

    • TPS2490DGSRG4 detects overcurrent conditions and quickly shuts off the power path to protect downstream components.

  5. Can TPS2490DGSRG4 be used in automotive applications?

    • Yes, TPS2490DGSRG4 is suitable for automotive applications due to its wide input voltage range and robust overcurrent protection features.

  6. What is the thermal shutdown temperature of TPS2490DGSRG4?

    • The thermal shutdown temperature of TPS2490DGSRG4 is typically 150°C.

  7. Does TPS2490DGSRG4 have built-in reverse polarity protection?

    • No, TPS2490DGSRG4 does not have built-in reverse polarity protection and should be used with external protection circuitry if reverse polarity is a concern.

  8. What is the typical quiescent current of TPS2490DGSRG4?

    • The typical quiescent current of TPS2490DGSRG4 is 40µA.

  9. Can TPS2490DGSRG4 be used in battery management systems?

    • Yes, TPS2490DGSRG4 can be used in battery management systems to provide overcurrent protection for charging and discharging circuits.

  10. Is TPS2490DGSRG4 available in a small package for space-constrained applications?

    • Yes, TPS2490DGSRG4 is available in a small 10-pin VSSOP package, making it suitable for space-constrained applications.