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MAX1791EUB+T

MAX1791EUB+T

Product Overview

  • Category: Integrated Circuits (ICs)
  • Use: Voltage Regulators - Switching Regulators
  • Characteristics:
    • High Efficiency
    • Low Quiescent Current
    • Wide Input Voltage Range
    • Adjustable Output Voltage
    • Overcurrent Protection
  • Package: 10-TDFN-EP (3x3)
  • Essence: Voltage Regulator IC
  • Packaging/Quantity: Tape & Reel (TR) / 2500 pieces per reel

Specifications

  • Input Voltage Range: 2.7V to 11V
  • Output Voltage Range: 1.25V to 10V
  • Output Current: Up to 1A
  • Switching Frequency: 1.5MHz
  • Dropout Voltage: 200mV at 500mA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1791EUB+T has the following pin configuration:

```


| | --| VIN GND |-- Pin 1 --| EN FB |-- Pin 2 --| SW LX |-- Pin 3 --| PGD PGI |-- Pin 4 |___________| ```

Functional Features

  • High efficiency synchronous step-down regulator
  • Low quiescent current for improved power efficiency
  • Adjustable output voltage for flexibility in various applications
  • Overcurrent protection to safeguard the circuit and load
  • Power Good (PGD) and Power Good Indicator (PGI) pins for monitoring the output voltage status

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power dissipation - Wide input voltage range allows for versatile applications - Adjustable output voltage accommodates different requirements - Overcurrent protection ensures system reliability

Disadvantages: - Limited output current capability (up to 1A) - Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The MAX1791EUB+T is a synchronous step-down regulator that converts a higher input voltage into a lower output voltage. It utilizes high-frequency switching to efficiently regulate the output voltage while minimizing power losses. The device employs a feedback mechanism to adjust the duty cycle of the internal switches, ensuring accurate and stable output voltage.

Detailed Application Field Plans

The MAX1791EUB+T is suitable for various applications, including but not limited to: - Battery-powered devices - Portable electronics - Industrial equipment - Automotive systems - Distributed power supplies

Detailed and Complete Alternative Models

Some alternative models to the MAX1791EUB+T are: - MAX1792EUB+T - MAX1793EUB+T - MAX1794EUB+T - MAX1795EUB+T - MAX1796EUB+T

These models offer similar functionality and characteristics, providing options for different design requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MAX1791EUB+T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MAX1791EUB+T in technical solutions:

Q1: What is the MAX1791EUB+T? A1: The MAX1791EUB+T is a step-down DC-DC converter IC that provides high efficiency power conversion for various applications.

Q2: What is the input voltage range of the MAX1791EUB+T? A2: The input voltage range of the MAX1791EUB+T is typically between 2.7V and 5.5V.

Q3: What is the output voltage range of the MAX1791EUB+T? A3: The output voltage range of the MAX1791EUB+T can be adjusted from 0.8V to VIN.

Q4: What is the maximum output current of the MAX1791EUB+T? A4: The maximum output current of the MAX1791EUB+T is 500mA.

Q5: Does the MAX1791EUB+T have built-in protection features? A5: Yes, the MAX1791EUB+T includes overcurrent protection, thermal shutdown, and undervoltage lockout features.

Q6: Can the MAX1791EUB+T operate in a wide temperature range? A6: Yes, the MAX1791EUB+T can operate in a temperature range of -40°C to +85°C.

Q7: Is the MAX1791EUB+T suitable for battery-powered applications? A7: Yes, the low quiescent current and high efficiency of the MAX1791EUB+T make it suitable for battery-powered applications.

Q8: Can the MAX1791EUB+T be used in portable devices? A8: Yes, the small package size and low profile of the MAX1791EUB+T make it suitable for portable devices.

Q9: Does the MAX1791EUB+T require external components for operation? A9: Yes, the MAX1791EUB+T requires a few external components such as input/output capacitors and an inductor.

Q10: What is the typical efficiency of the MAX1791EUB+T? A10: The typical efficiency of the MAX1791EUB+T is around 90% under normal operating conditions.

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