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MAX8790AETP+T
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MAX8790AETP+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: 20-TQFN-EP (4x4)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel (3000 pieces per reel)

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.3V
  • Maximum Output Current: 1.5A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8790AETP+T has a 20-pin TQFN package with the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. SS/TR: Soft-Start/Tracking Pin
  6. PGND: Power Ground
  7. SW: Switching Node
  8. LX: Inductor Connection
  9. VOUT: Output Voltage
  10. COMP: Compensation Pin
  11. AGND: Analog Ground
  12. BST: Bootstrap Capacitor Connection
  13. SS/TR: Soft-Start/Tracking Pin
  14. PGND: Power Ground
  15. SW: Switching Node
  16. LX: Inductor Connection
  17. VOUT: Output Voltage
  18. COMP: Compensation Pin
  19. AGND: Analog Ground
  20. BST: Bootstrap Capacitor Connection

Functional Features

  • High efficiency power management solution
  • Low power consumption for improved energy efficiency
  • Wide input voltage range for versatile applications
  • Adjustable output voltage for flexibility
  • Soft-start and tracking functionality for smooth power-up
  • Overcurrent and overtemperature protection for enhanced safety

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power wastage
  • Wide input voltage range allows compatibility with various power sources
  • Adjustable output voltage enables customization for specific requirements
  • Soft-start feature prevents inrush current during startup
  • Overcurrent and overtemperature protection ensure safe operation

Disadvantages

  • Limited maximum output current of 1.5A may not be suitable for high-power applications
  • Temperature range limited to -40°C to +85°C, which may restrict usage in extreme environments

Working Principles

The MAX8790AETP+T is a voltage regulator IC that efficiently converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.6V and 3.3V. It utilizes a switching topology to achieve high efficiency levels of up to 95%. The IC incorporates various protection features such as overcurrent and overtemperature protection to ensure safe operation.

Detailed Application Field Plans

The MAX8790AETP+T finds applications in various fields, including:

  1. Portable Electronics: Power management for smartphones, tablets, and portable gaming devices.
  2. Industrial Equipment: Voltage regulation for control systems, sensors, and communication modules.
  3. Automotive Electronics: Power supply for infotainment systems, lighting, and advanced driver-assistance systems (ADAS).
  4. IoT Devices: Energy-efficient power management for connected devices and sensors.
  5. Medical Devices: Voltage regulation for medical equipment and wearable health monitors.

Detailed and Complete Alternative Models

  1. MAX8790AETJ+: Similar specifications and features, but in a different package (32-pin TQFN).
  2. MAX8790AETA+: Lower maximum output current (1A), but otherwise similar specifications.
  3. MAX8790AETB+: Higher maximum output current (2A), suitable for higher power applications.

These alternative models provide options based on specific requirements and package preferences while maintaining similar functionality to the MAX8790AETP+T.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MAX8790AETP+T i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of MAX8790AETP+T in technical solutions:

  1. Q: What is the MAX8790AETP+T? A: The MAX8790AETP+T is a high-efficiency, low-quiescent current, step-up DC-DC converter.

  2. Q: What is the input voltage range of the MAX8790AETP+T? A: The input voltage range of the MAX8790AETP+T is typically between 2.5V and 5.5V.

  3. Q: What is the output voltage range of the MAX8790AETP+T? A: The output voltage range of the MAX8790AETP+T can be set from 2.5V to 5.5V using external resistors.

  4. Q: What is the maximum output current of the MAX8790AETP+T? A: The maximum output current of the MAX8790AETP+T is typically 500mA.

  5. Q: Can the MAX8790AETP+T operate in a low-power mode? A: Yes, the MAX8790AETP+T features a low-power mode that reduces the quiescent current to minimize power consumption.

  6. Q: Is the MAX8790AETP+T suitable for battery-powered applications? A: Yes, the low quiescent current and high efficiency make the MAX8790AETP+T ideal for battery-powered applications.

  7. Q: Does the MAX8790AETP+T have built-in protection features? A: Yes, the MAX8790AETP+T includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation.

  8. Q: Can the MAX8790AETP+T be used in automotive applications? A: Yes, the MAX8790AETP+T is automotive-grade and can operate in a wide temperature range, making it suitable for automotive applications.

  9. Q: What is the efficiency of the MAX8790AETP+T? A: The efficiency of the MAX8790AETP+T can reach up to 95% under typical operating conditions.

  10. Q: Are there any evaluation boards or reference designs available for the MAX8790AETP+T? A: Yes, Maxim Integrated provides evaluation kits and reference designs that can help users quickly prototype and implement the MAX8790AETP+T in their applications.

Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.