Meixin Integrated
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MAX8878EUK25+T
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MAX8878EUK25+T

Product Overview

  • Category: Voltage Regulator
  • Use: Power management
  • Characteristics: Low-dropout, low quiescent current
  • Package: SOT23-5
  • Essence: Regulates input voltage to a lower, stable output voltage
  • Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 6.5V
  • Output Voltage: 2.5V
  • Dropout Voltage: 120mV at 150mA
  • Quiescent Current: 40µA
  • Load Regulation: ±0.1%
  • Line Regulation: ±0.05%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8878EUK25+T has a SOT23-5 package with the following pin configuration:

  1. GND (Ground)
  2. IN (Input Voltage)
  3. EN (Enable)
  4. BYP (Bypass Capacitor)
  5. OUT (Output Voltage)

Functional Features

  • Low dropout voltage allows for efficient power conversion.
  • Low quiescent current minimizes power consumption in standby mode.
  • Enable pin provides control over the regulator's operation.
  • Bypass capacitor pin improves stability and reduces noise.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - Low quiescent current extends battery life in portable devices. - Small package size enables space-saving designs. - Wide operating temperature range allows for versatile applications.

Disadvantages: - Fixed output voltage limits flexibility in certain applications. - Limited input voltage range may not be suitable for all power sources.

Working Principles

The MAX8878EUK25+T is a low-dropout voltage regulator that regulates the input voltage to a stable 2.5V output voltage. It achieves this by utilizing a pass transistor that adjusts its resistance to maintain the desired output voltage despite variations in the input voltage and load conditions. The regulator operates in linear mode, dissipating excess power as heat.

Detailed Application Field Plans

The MAX8878EUK25+T is commonly used in various applications, including:

  1. Battery-powered devices: Provides a stable voltage supply for portable electronics such as smartphones, tablets, and wearables.
  2. Industrial equipment: Ensures reliable power management in control systems, sensors, and instrumentation.
  3. Automotive electronics: Regulates voltage for automotive modules, infotainment systems, and lighting applications.
  4. Communication devices: Maintains a steady voltage for routers, modems, and wireless communication devices.
  5. Consumer electronics: Powers audio/video equipment, gaming consoles, and home automation systems.

Detailed and Complete Alternative Models

  • MAX8878EUK30+: Output voltage of 3.0V
  • MAX8878EUK33+: Output voltage of 3.3V
  • MAX8878EUK50+: Output voltage of 5.0V
  • MAX8878EUK18+: Output voltage of 1.8V

These alternative models provide different output voltage options to suit specific application requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MAX8878EUK25+T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MAX8878EUK25+T in technical solutions:

  1. Q: What is the MAX8878EUK25+T? A: The MAX8878EUK25+T is a low-dropout linear regulator (LDO) IC that provides a fixed output voltage of 2.5V.

  2. Q: What is the input voltage range for the MAX8878EUK25+T? A: The input voltage range for the MAX8878EUK25+T is typically between 2.7V and 6.5V.

  3. Q: What is the maximum output current of the MAX8878EUK25+T? A: The maximum output current of the MAX8878EUK25+T is 150mA.

  4. Q: Can the MAX8878EUK25+T be used in battery-powered applications? A: Yes, the low dropout voltage and low quiescent current make it suitable for battery-powered applications.

  5. Q: Does the MAX8878EUK25+T have built-in thermal shutdown protection? A: Yes, the MAX8878EUK25+T has built-in thermal shutdown protection to prevent overheating.

  6. Q: Can I use the MAX8878EUK25+T in automotive applications? A: No, the MAX8878EUK25+T is not specifically designed for automotive applications.

  7. Q: What is the typical dropout voltage of the MAX8878EUK25+T? A: The typical dropout voltage of the MAX8878EUK25+T is 120mV at 100mA load.

  8. Q: Is the MAX8878EUK25+T available in different package options? A: Yes, the MAX8878EUK25+T is available in a SOT23-5 package.

  9. Q: Can I use the MAX8878EUK25+T to power digital ICs? A: Yes, the MAX8878EUK25+T can be used to power various digital ICs within its output current limit.

  10. Q: Does the MAX8878EUK25+T require any external components for stability? A: No, the MAX8878EUK25+T is internally compensated and does not require any external components for stability.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.