Meixin Integrated
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MAX17499AEUB+T
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MAX17499AEUB+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-efficiency, low-power, step-down DC-DC converter
  • Package: µMAX® (SOT23-6)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel (3000 pieces per reel)

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 0.9 x VIN
  • Maximum Output Current: 1A
  • Switching Frequency: 2.2MHz
  • Efficiency: Up to 92%
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX17499AEUB+T has a total of six pins arranged as follows:

  1. GND: Ground pin
  2. SW: Switching node connection for the internal MOSFET switch
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin to turn the device on/off
  5. VIN: Input voltage pin
  6. VOUT: Output voltage pin

Functional Features

  • High efficiency due to integrated synchronous rectifier
  • Low quiescent current in shutdown mode (<1µA)
  • Overcurrent protection with hiccup mode
  • Thermal shutdown protection
  • Soft-start feature to reduce inrush current

Advantages and Disadvantages

Advantages

  • Wide input voltage range allows for versatile applications
  • High efficiency results in reduced power dissipation
  • Small package size enables space-constrained designs
  • Integrated protection features enhance system reliability

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • SOT23-6 package may require additional thermal management in certain scenarios

Working Principles

The MAX17499AEUB+T is a step-down DC-DC converter that utilizes a high-frequency switching regulator to efficiently convert input voltage to a lower output voltage. It employs a synchronous rectifier to minimize power losses and maximize efficiency. The device regulates the output voltage by adjusting the duty cycle of the internal MOSFET switch based on the feedback received from the FB pin.

Detailed Application Field Plans

The MAX17499AEUB+T is well-suited for various applications, including but not limited to:

  1. Battery-powered devices
  2. Industrial automation systems
  3. Automotive electronics
  4. Distributed power supplies
  5. Portable instruments

Detailed and Complete Alternative Models

  1. MAX17498AEUB+T: Similar specifications with a lower maximum output current (500mA)
  2. MAX17500AEUB+T: Similar specifications with a higher maximum output current (2A)
  3. MAX17501AEUB+T: Similar specifications with adjustable output voltage range

These alternative models offer flexibility in terms of output current capability and output voltage range, allowing designers to choose the most suitable option for their specific requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MAX17499AEUB+T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MAX17499AEUB+T in technical solutions:

  1. Q: What is the MAX17499AEUB+T? A: The MAX17499AEUB+T is a high-efficiency, synchronous step-down DC-DC converter with integrated MOSFETs.

  2. Q: What is the input voltage range of the MAX17499AEUB+T? A: The input voltage range is from 4.5V to 60V.

  3. Q: What is the output voltage range of the MAX17499AEUB+T? A: The output voltage range is from 0.8V to 0.9 x VIN.

  4. Q: What is the maximum output current of the MAX17499AEUB+T? A: The maximum output current is 2A.

  5. Q: Does the MAX17499AEUB+T require an external compensation network? A: No, it has internal compensation, so no external compensation network is required.

  6. Q: Can the MAX17499AEUB+T operate in a wide temperature range? A: Yes, it can operate in a temperature range of -40°C to +125°C.

  7. Q: Does the MAX17499AEUB+T have overcurrent protection? A: Yes, it has cycle-by-cycle current limit protection.

  8. Q: Is the MAX17499AEUB+T suitable for automotive applications? A: Yes, it is AEC-Q100 qualified and suitable for automotive applications.

  9. Q: Does the MAX17499AEUB+T have a power-good (PG) signal? A: Yes, it has a power-good (PG) signal that indicates when the output voltage is within regulation.

  10. Q: What package does the MAX17499AEUB+T come in? A: It comes in a 10-pin µMAX package.

Please note that these answers are general and may vary depending on the specific application and requirements.