Texas Instruments
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TPS2819DBVR
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TPS2819DBVR

Product Overview

The TPS2819DBVR is a high-speed, single-output, low-side gate driver designed for driving N-channel MOSFETs in various applications. This device falls under the category of integrated circuits and is commonly used in power management systems, motor control, and other industrial applications. The TPS2819DBVR is known for its fast switching speed, low input-output propagation delay, and small package size, making it suitable for space-constrained designs. It is available in a small SOT-23 package and is typically sold in reels of 3000 units.

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0V to 18V
  • Rise/Fall Time: 7ns/5ns (typical)
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOT-23
  • Package Quantity: 3000 units per reel

Detailed Pin Configuration

The TPS2819DBVR features a standard 5-pin SOT-23 package with the following pin configuration: 1. GND (Ground) 2. IN (Input) 3. OUT (Output) 4. VDD (Supply Voltage) 5. VDD (Supply Voltage)

Functional Features

  • Fast Switching Speed: Enables rapid switching of MOSFETs, reducing power loss and improving efficiency.
  • Low Propagation Delay: Minimizes the time between input signal changes and output response, enhancing system performance.
  • Wide Input Voltage Range: Allows compatibility with a variety of control signals and power supply voltages.

Advantages and Disadvantages

Advantages

  • High-speed operation
  • Small package size
  • Wide input voltage range

Disadvantages

  • Limited output current capability
  • Not suitable for high-power applications

Working Principles

The TPS2819DBVR operates by receiving an input signal and using internal circuitry to drive the gate of an external N-channel MOSFET. When the input signal transitions, the driver quickly adjusts the MOSFET's gate voltage, allowing efficient control of power flow in the connected circuit.

Detailed Application Field Plans

The TPS2819DBVR is commonly used in the following applications: - Power Management Systems: Controlling power switches and converters in various electronic devices. - Motor Control: Driving MOSFETs in motor control circuits for precise speed and direction control. - Industrial Automation: Enabling efficient switching of power devices in industrial automation equipment.

Detailed and Complete Alternative Models

  • TPS2819D: Similar specifications and functionality but in a different package (SOIC).
  • TPS2829DBVR: Higher output current capability with similar input characteristics.

In conclusion, the TPS2819DBVR is a versatile and efficient low-side gate driver suitable for a wide range of applications requiring fast switching and precise control of N-channel MOSFETs.

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10 domande e risposte comuni relative all'applicazione di TPS2819DBVR nelle soluzioni tecniche

  1. What is the TPS2819DBVR?

    • The TPS2819DBVR is a high-speed, low-side power switch with integrated protection features, designed for use in various technical solutions.

  2. What are the key features of the TPS2819DBVR?

    • The key features include a wide input voltage range, low on-resistance, overcurrent protection, and thermal shutdown capabilities.

  3. How can the TPS2819DBVR be used in automotive applications?

    • The TPS2819DBVR can be used to drive various loads such as lamps, relays, and solenoids in automotive applications due to its robustness and protection features.

  4. What is the typical operating voltage range for the TPS2819DBVR?

    • The typical operating voltage range is from 2.7V to 18V, making it suitable for a wide range of applications.

  5. How does the overcurrent protection feature work in the TPS2819DBVR?

    • The overcurrent protection feature monitors the load current and shuts off the switch if the current exceeds a certain threshold, protecting the load and the switch itself.

  6. Can the TPS2819DBVR be used in industrial control systems?

    • Yes, the TPS2819DBVR is suitable for industrial control systems due to its high-speed switching capability and robust design.

  7. What is the maximum continuous current the TPS2819DBVR can handle?

    • The TPS2819DBVR can handle a maximum continuous current of up to 700mA, making it suitable for driving a variety of loads.

  8. Does the TPS2819DBVR have built-in thermal protection?

    • Yes, the TPS2819DBVR has built-in thermal shutdown protection that activates if the device temperature exceeds safe limits.

  9. In what type of applications is the TPS2819DBVR not recommended?

    • The TPS2819DBVR is not recommended for applications requiring high-side switching or very high current handling capabilities.

  10. What are some common design considerations when using the TPS2819DBVR in a technical solution?

    • Common design considerations include PCB layout for thermal management, input voltage stability, and proper selection of external components for optimal performance.