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TPS24751RUVR
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TPS24751RUVR

Product Overview

Category

The TPS24751RUVR belongs to the category of power management integrated circuits (PMICs).

Use

This PMIC is primarily used for overvoltage protection in various electronic systems.

Characteristics

  • Provides robust overvoltage protection for sensitive components.
  • Offers adjustable overvoltage threshold and response time.
  • Supports wide input voltage range.
  • Features low quiescent current consumption.
  • Operates at high efficiency.

Package

The TPS24751RUVR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the TPS24751RUVR lies in its ability to safeguard electronic systems from damaging overvoltage events.

Packaging/Quantity

This PMIC is typically sold in reels, with each reel containing a specified quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

  • Input Voltage Range: 2.5V to 18V
  • Overvoltage Threshold Range: 2.7V to 18V
  • Quiescent Current: 10µA (typical)
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOIC-8

Detailed Pin Configuration

The TPS24751RUVR features an 8-pin configuration:

  1. EN (Enable): Controls the device's operation.
  2. OV (Overvoltage): Monitors the input voltage for overvoltage conditions.
  3. GND (Ground): Ground reference for the device.
  4. PG (Power Good): Indicates the status of the output voltage.
  5. VOUT (Output Voltage): Provides regulated output voltage.
  6. FB (Feedback): Connects to an external resistor divider network for setting the overvoltage threshold.
  7. VIN (Input Voltage): Connects to the input power source.
  8. VREF (Reference Voltage): Provides a stable reference voltage for internal circuitry.

Functional Features

  • Overvoltage Protection: Monitors the input voltage and triggers protection when it exceeds the set threshold.
  • Adjustable Threshold: Allows users to set the overvoltage threshold according to their specific requirements.
  • Power Good Indicator: Provides a signal indicating the status of the output voltage.
  • Low Quiescent Current: Ensures minimal power consumption during normal operation.

Advantages and Disadvantages

Advantages

  • Effective overvoltage protection for sensitive components.
  • Wide input voltage range accommodates various applications.
  • Adjustable threshold provides flexibility.
  • Low quiescent current minimizes power consumption.

Disadvantages

  • Limited to overvoltage protection functionality.
  • Requires external resistor divider network for threshold setting.

Working Principles

The TPS24751RUVR operates by continuously monitoring the input voltage using the OV pin. When the input voltage exceeds the set threshold, the device triggers an overvoltage protection mechanism. This mechanism quickly disconnects the output voltage from the input source, safeguarding the downstream components from potential damage. The adjustable threshold feature allows users to customize the overvoltage protection level based on their specific application requirements.

Detailed Application Field Plans

The TPS24751RUVR finds applications in various electronic systems where overvoltage protection is crucial. Some potential application fields include:

  1. Industrial Control Systems: Protecting sensitive control circuitry from voltage spikes.
  2. Automotive Electronics: Safeguarding automotive modules from transient voltage events.
  3. Telecommunications Equipment: Preventing damage to communication devices due to power surges.
  4. Consumer Electronics: Ensuring the safety of electronic devices against overvoltage conditions.

Detailed and Complete Alternative Models

  1. TPS24750RUVR: Similar to TPS24751RUVR but with a fixed overvoltage threshold.
  2. TPS24752RUVR: Offers additional features such as undervoltage lockout and adjustable response time.

Please note that the above alternative models are just a few examples, and there may be other alternatives available in the market.

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Énumérez 10 questions et réponses courantes liées à l'application de TPS24751RUVR dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of TPS24751RUVR in technical solutions:

  1. Q: What is TPS24751RUVR? A: TPS24751RUVR is a power distribution switch with integrated current limiting, ideal for protecting electronic devices from overcurrent and short-circuit conditions.

  2. Q: What is the maximum input voltage supported by TPS24751RUVR? A: The maximum input voltage supported by TPS24751RUVR is 18V.

  3. Q: Can TPS24751RUVR be used in automotive applications? A: Yes, TPS24751RUVR is suitable for automotive applications as it can handle the required voltage levels and provides robust protection against overcurrent events.

  4. Q: How does TPS24751RUVR limit the output current? A: TPS24751RUVR uses an internal current sense amplifier and a MOSFET to actively limit the output current to a safe level when an overcurrent condition is detected.

  5. Q: Is TPS24751RUVR capable of handling high currents? A: Yes, TPS24751RUVR can handle currents up to 7A, making it suitable for a wide range of applications.

  6. Q: Can TPS24751RUVR be used in battery-powered systems? A: Yes, TPS24751RUVR can be used in battery-powered systems as it has a low quiescent current and supports a wide input voltage range.

  7. Q: Does TPS24751RUVR have thermal shutdown protection? A: Yes, TPS24751RUVR incorporates thermal shutdown protection to prevent damage due to excessive heat.

  8. Q: Can TPS24751RUVR be used in parallel to increase the current handling capability? A: Yes, TPS24751RUVR can be used in parallel to increase the current handling capability by sharing the load across multiple devices.

  9. Q: What is the operating temperature range of TPS24751RUVR? A: The operating temperature range of TPS24751RUVR is -40°C to 125°C, making it suitable for a wide range of environments.

  10. Q: Are there any evaluation boards or reference designs available for TPS24751RUVR? A: Yes, Texas Instruments provides evaluation boards and reference designs for TPS24751RUVR, which can help users quickly prototype and integrate the device into their applications.

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.