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MAX4984EELB+T

MAX4984EELB+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
  • Package: 6-WLP (1.5mm x 1.5mm)
  • Essence: Step-Down DC-DC Converter
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Switching Frequency: 2MHz
  • Quiescent Current: 17µA
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX4984EELB+T has the following pin configuration:

```


| | --| VOUT | --| GND | --| FB | --| EN | --| VIN | |___________| ```

Functional Features

  • Step-down DC-DC converter with integrated power MOSFETs
  • High efficiency over a wide load range
  • Low quiescent current for improved battery life
  • Adjustable output voltage through feedback (FB) pin
  • Enable (EN) pin for easy on/off control

Advantages and Disadvantages

Advantages

  • High efficiency helps reduce power consumption
  • Wide input voltage range allows for versatile applications
  • Small package size saves board space
  • Low quiescent current extends battery life

Disadvantages

  • Limited output voltage range (up to VIN)

Working Principles

The MAX4984EELB+T is a step-down DC-DC converter that efficiently converts a higher input voltage to a lower output voltage. It utilizes integrated power MOSFETs to minimize power losses and maximize efficiency. The feedback (FB) pin allows the user to adjust the output voltage according to their requirements. The enable (EN) pin provides easy on/off control of the converter.

Detailed Application Field Plans

The MAX4984EELB+T is suitable for various applications, including but not limited to:

  1. Battery-powered devices
  2. Portable electronics
  3. IoT devices
  4. Wearable devices
  5. Industrial automation

Detailed and Complete Alternative Models

  1. MAX15062: Step-Down DC-DC Converter with Integrated Power MOSFETs

    • Input Voltage Range: 2.7V to 5.5V
    • Output Voltage Range: 0.6V to VIN
    • Switching Frequency: 2MHz
    • Quiescent Current: 17µA
    • Efficiency: Up to 95%
    • Package: 6-WLP (1.5mm x 1.5mm)
  2. LMR33630: 3A Step-Down DC-DC Converter

    • Input Voltage Range: 3.5V to 36V
    • Output Voltage Range: 0.8V to VIN
    • Switching Frequency: 2.2MHz
    • Quiescent Current: 40µA
    • Efficiency: Up to 96%
    • Package: 10-Pin WSON (3mm x 3mm)
  3. TPS62130: 3A Step-Down Converter

    • Input Voltage Range: 3V to 17V
    • Output Voltage Range: 0.9V to VIN
    • Switching Frequency: 2.25MHz
    • Quiescent Current: 17µA
    • Efficiency: Up to 95%
    • Package: 8-Pin WSON (3mm x 3mm)

These alternative models offer similar functionality and can be considered as alternatives to the MAX4984EELB+T.

In conclusion, the MAX4984EELB+T is a high-efficiency step-down DC-DC converter with a wide input voltage range. It is suitable for various applications and offers advantages such as low quiescent current and small package size. However, it has a limited output voltage range. Alternative models like the MAX15062, LMR33630, and TPS62130 provide similar features and can be used as substitutes.

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MAX4984EELB+T dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of MAX4984EELB+T in technical solutions:

  1. Q: What is the MAX4984EELB+T? A: The MAX4984EELB+T is a high-speed, low-power, single-supply, current-limited switch intended for USB applications.

  2. Q: What is the maximum voltage rating of the MAX4984EELB+T? A: The MAX4984EELB+T has a maximum voltage rating of 5.5V.

  3. Q: Can the MAX4984EELB+T be used for other applications apart from USB? A: Yes, the MAX4984EELB+T can also be used for other applications that require current limiting and power switching.

  4. Q: What is the maximum current limit of the MAX4984EELB+T? A: The MAX4984EELB+T has a programmable current limit up to 1.5A.

  5. Q: Does the MAX4984EELB+T have built-in thermal protection? A: Yes, the MAX4984EELB+T features built-in thermal shutdown protection to prevent overheating.

  6. Q: Can the MAX4984EELB+T be used in battery-powered applications? A: Yes, the MAX4984EELB+T is suitable for battery-powered applications as it operates with a single supply voltage.

  7. Q: What is the typical on-resistance of the MAX4984EELB+T? A: The typical on-resistance of the MAX4984EELB+T is 0.12Ω.

  8. Q: Is the MAX4984EELB+T compatible with both USB 2.0 and USB 3.0 standards? A: Yes, the MAX4984EELB+T is compatible with both USB 2.0 and USB 3.0 standards.

  9. Q: Can the MAX4984EELB+T be used for hot-plug applications? A: Yes, the MAX4984EELB+T supports hot-plugging, making it suitable for applications where devices are frequently connected and disconnected.

  10. Q: Does the MAX4984EELB+T require external components for operation? A: Yes, the MAX4984EELB+T requires external components such as resistors and capacitors for proper operation and current limiting.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.