Meixin Integrated
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MAX8668ETEU+T
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MAX8668ETEU+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current
  • Package: 16-TQFN-EP (4mm x 4mm)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.3V
  • Maximum Output Current: 600mA
  • Quiescent Current: 17µA (typical)
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8668ETEU+T has a total of 16 pins arranged as follows:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. SS/TR: Soft-start/Tracking pin
  6. PG: Power Good pin
  7. SW: Switch pin
  8. LX: Inductor connection pin
  9. AGND: Analog ground pin
  10. VOUT: Output voltage pin
  11. VCC: Supply voltage pin
  12. BST: Boost capacitor connection pin
  13. COMP: Compensation pin
  14. SS/TR: Soft-start/Tracking pin
  15. PG: Power Good pin
  16. NC: No connection pin

Functional Features

  • High efficiency voltage regulator for portable devices
  • Low quiescent current extends battery life
  • Wide input voltage range allows flexibility in power sources
  • Adjustable output voltage for various applications
  • Overcurrent and overtemperature protection ensures device safety
  • Soft-start and tracking functions for smooth power-up and shutdown

Advantages and Disadvantages

Advantages: - High efficiency operation - Low quiescent current - Wide input voltage range - Adjustable output voltage - Overcurrent and overtemperature protection - Soft-start and tracking functions

Disadvantages: - Limited maximum output current (600mA) - Relatively small package size may require careful handling during assembly

Working Principles

The MAX8668ETEU+T is a voltage regulator that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 0.6V and 3.3V. It achieves high efficiency by utilizing a synchronous buck-boost topology. The device operates at a switching frequency of 1.2MHz, allowing for compact external components.

The regulator includes various protection features such as overcurrent and overtemperature protection, ensuring safe operation even under adverse conditions. The soft-start function provides a controlled startup sequence, while the tracking feature allows multiple regulators to start up simultaneously.

Detailed Application Field Plans

The MAX8668ETEU+T is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices. Its ability to efficiently regulate voltage while consuming low quiescent current makes it ideal for battery-powered applications. The adjustable output voltage allows compatibility with different components within these devices.

Detailed and Complete Alternative Models

  • MAX8669ETEU+T: Similar specifications, but with higher maximum output current (800mA)
  • MAX8670ETEU+T: Similar specifications, but with lower quiescent current (12µA)
  • MAX8671ETEU+T: Similar specifications, but with wider input voltage range (2.5V to 5.5V)

(Note: These alternative models are from the same product family and offer similar functionality with slight variations in specific parameters.)

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX8668ETEU+T en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MAX8668ETEU+T in technical solutions:

  1. Q: What is the MAX8668ETEU+T? A: The MAX8668ETEU+T is a high-efficiency, synchronous step-down DC-DC converter with integrated power switches.

  2. Q: What is the input voltage range of the MAX8668ETEU+T? A: The input voltage range of the MAX8668ETEU+T is typically between 2.7V and 5.5V.

  3. Q: What is the output voltage range of the MAX8668ETEU+T? A: The output voltage range of the MAX8668ETEU+T can be programmed from 0.6V to 3.3V.

  4. Q: What is the maximum output current of the MAX8668ETEU+T? A: The maximum output current of the MAX8668ETEU+T is typically 2A.

  5. Q: Does the MAX8668ETEU+T have built-in protection features? A: Yes, the MAX8668ETEU+T includes overcurrent protection, thermal shutdown, and undervoltage lockout features.

  6. Q: Can the MAX8668ETEU+T operate in a wide temperature range? A: Yes, the MAX8668ETEU+T is designed to operate in a temperature range of -40°C to +85°C.

  7. Q: Is the MAX8668ETEU+T suitable for battery-powered applications? A: Yes, the low quiescent current and high efficiency of the MAX8668ETEU+T make it suitable for battery-powered applications.

  8. Q: Can the MAX8668ETEU+T be used in automotive applications? A: Yes, the MAX8668ETEU+T is AEC-Q100 qualified and can be used in automotive applications.

  9. Q: Does the MAX8668ETEU+T require external compensation components? A: No, the MAX8668ETEU+T is internally compensated and does not require any external compensation components.

  10. Q: What package does the MAX8668ETEU+T come in? A: The MAX8668ETEU+T is available in a 16-pin TQFN package.