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TPS40304ADRCR
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TPS40304ADRCR

Product Overview

Category

The TPS40304ADRCR belongs to the category of voltage mode synchronous buck controllers.

Use

It is used for controlling the output voltage of a synchronous buck converter in various power management applications.

Characteristics

  • High efficiency
  • Wide input voltage range
  • Adjustable switching frequency
  • Overcurrent protection
  • Thermal shutdown protection

Package

The TPS40304ADRCR comes in a small 10-pin SON package, making it suitable for space-constrained applications.

Essence

The essence of TPS40304ADRCR lies in its ability to efficiently regulate output voltage in power management systems while offering protection features.

Packaging/Quantity

The TPS40304ADRCR is typically available in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.6V to 5.5V
  • Switching Frequency: Up to 2.5MHz
  • Operating Temperature Range: -40°C to 125°C
  • Quiescent Current: 100µA

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. PGND (Power Ground)
  3. BOOT (Bootstrap)
  4. PH (Phase)
  5. COMP (Compensation)
  6. SS/TRK (Soft Start/Tracking)
  7. FB (Feedback)
  8. VCC (Controller Supply Voltage)
  9. AGND (Analog Ground)
  10. SW (Switch Node)

Functional Features

  • Voltage Mode Control
  • Adjustable Soft Start
  • Synchronization Capability
  • Power Good Indicator
  • Precision Reference Voltage

Advantages and Disadvantages

Advantages

  • High efficiency leading to reduced power dissipation
  • Wide input voltage range for versatile applications
  • Compact package size for space-constrained designs

Disadvantages

  • Higher cost compared to non-synchronous buck controllers
  • Limited maximum output current compared to some competing models

Working Principles

The TPS40304ADRCR operates on the principle of voltage mode control, where the feedback loop continuously adjusts the duty cycle of the switching transistor to maintain the desired output voltage.

Detailed Application Field Plans

The TPS40304ADRCR is well-suited for use in: - Point-of-load converters - Battery-powered devices - Industrial automation systems - Telecommunication equipment - LED lighting applications

Detailed and Complete Alternative Models

Some alternative models to TPS40304ADRCR include: - TPS40303 - TPS40305 - TPS53319 - LM27403

In conclusion, the TPS40304ADRCR offers high efficiency and versatile performance in power management applications, making it a valuable component for various electronic systems.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TPS40304ADRCR i tekniska lösningar

  1. What is the TPS40304ADRCR?

    • The TPS40304ADRCR is a synchronous buck DC-DC controller designed for high-current, low-output-voltage applications.

  2. What is the input voltage range of TPS40304ADRCR?

    • The input voltage range of TPS40304ADRCR is 4.5V to 9.8V.

  3. What is the output voltage range of TPS40304ADRCR?

    • The output voltage range of TPS40304ADRCR is 0.6V to 5.5V.

  4. What is the maximum output current supported by TPS40304ADRCR?

    • The TPS40304ADRCR can support a maximum output current of 30A.

  5. What are the key features of TPS40304ADRCR?

    • Some key features of TPS40304ADRCR include adjustable switching frequency, overcurrent protection, and thermal shutdown.

  6. What type of applications is TPS40304ADRCR suitable for?

    • TPS40304ADRCR is suitable for applications such as servers, telecom, and industrial power supplies.

  7. What is the typical efficiency of TPS40304ADRCR?

    • The typical efficiency of TPS40304ADRCR is around 95%.

  8. Does TPS40304ADRCR require an external MOSFET?

    • Yes, TPS40304ADRCR requires an external N-channel MOSFET.

  9. What is the operating temperature range of TPS40304ADRCR?

    • The operating temperature range of TPS40304ADRCR is -40°C to 125°C.

  10. Is TPS40304ADRCR RoHS compliant?

    • Yes, TPS40304ADRCR is RoHS compliant, making it suitable for use in environmentally sensitive applications.