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MAX668EUB-T
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MAX668EUB-T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low dropout voltage, adjustable output voltage
  • Package: µMAX®
  • Essence: Linear regulator with a wide input voltage range and adjustable output voltage
  • Packaging/Quantity: Tape and Reel / 2500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage Range: 1.25V to 15V
  • Dropout Voltage: 300mV at 500mA load current
  • Quiescent Current: 75µA
  • Line Regulation: 0.02%/V
  • Load Regulation: 0.05%/mA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX668EUB-T has the following pin configuration:

  1. GND (Ground)
  2. FB (Feedback)
  3. VOUT (Output Voltage)
  4. VIN (Input Voltage)
  5. EN (Enable)

Functional Features

  • Wide input voltage range allows for versatile applications
  • Adjustable output voltage provides flexibility in various scenarios
  • High efficiency ensures minimal power loss
  • Low dropout voltage enables operation even with low input voltages
  • Enable pin allows for easy on/off control of the regulator

Advantages and Disadvantages

Advantages: - Wide input voltage range accommodates different power sources - Adjustable output voltage suits various circuit requirements - High efficiency reduces energy consumption - Low dropout voltage enables operation in low voltage conditions

Disadvantages: - Limited maximum output current (500mA) - Requires external components for stability and filtering

Working Principles

The MAX668EUB-T is a linear voltage regulator that operates by maintaining a constant output voltage regardless of changes in the input voltage or load conditions. It achieves this by using a feedback mechanism that compares the output voltage to a reference voltage and adjusts the internal circuitry accordingly.

Detailed Application Field Plans

The MAX668EUB-T is commonly used in various applications, including:

  1. Battery-powered devices: Provides stable voltage for portable electronics such as smartphones, tablets, and wearable devices.
  2. Industrial equipment: Ensures reliable power supply for control systems, sensors, and communication modules.
  3. Automotive electronics: Regulates voltage for automotive infotainment systems, lighting, and other electronic components.
  4. Home appliances: Maintains consistent voltage for household appliances like refrigerators, air conditioners, and televisions.

Detailed and Complete Alternative Models

  1. LM317: Adjustable linear voltage regulator with similar specifications and pin configuration.
  2. LT1085: High current linear voltage regulator with adjustable output voltage and low dropout voltage.
  3. LM1117: Low dropout voltage regulator with fixed output voltage options.

These alternative models offer similar functionalities and can be considered based on specific application requirements.

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技術ソリューションにおける MAX668EUB-T の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of MAX668EUB-T in technical solutions:

  1. Q: What is the MAX668EUB-T? A: The MAX668EUB-T is a step-up DC-DC converter IC designed for boosting low input voltages to higher output voltages.

  2. Q: What is the maximum input voltage supported by MAX668EUB-T? A: The MAX668EUB-T can handle input voltages ranging from 2.5V to 16V.

  3. Q: What is the typical output voltage range of MAX668EUB-T? A: The MAX668EUB-T can provide output voltages ranging from 4V to 28V.

  4. Q: What is the maximum output current that MAX668EUB-T can deliver? A: The MAX668EUB-T can deliver a maximum output current of 200mA.

  5. Q: Can MAX668EUB-T operate with a wide temperature range? A: Yes, the MAX668EUB-T is designed to operate within a temperature range of -40°C to +85°C.

  6. Q: Does MAX668EUB-T have built-in protection features? A: Yes, MAX668EUB-T includes features like thermal shutdown, overcurrent protection, and short-circuit protection.

  7. Q: Can MAX668EUB-T be used in battery-powered applications? A: Yes, MAX668EUB-T is suitable for battery-powered applications as it has low quiescent current and high efficiency.

  8. Q: Is MAX668EUB-T compatible with both analog and digital circuits? A: Yes, MAX668EUB-T can be used with both analog and digital circuits due to its stable output voltage.

  9. Q: Can MAX668EUB-T be used in automotive applications? A: Yes, MAX668EUB-T is suitable for automotive applications as it can handle the required input voltage range and has built-in protection features.

  10. Q: Are there any evaluation boards or reference designs available for MAX668EUB-T? A: Yes, Maxim Integrated provides evaluation kits and reference designs to help users quickly prototype and implement MAX668EUB-T in their applications.

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