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MAX8882EUTA5+T
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MAX8882EUTA5+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low Dropout, Low Quiescent Current, High PSRR
  • Package: SOT-23-5
  • Essence: Linear Regulator
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage: 1.8V
  • Dropout Voltage: 120mV at 150mA
  • Quiescent Current: 40µA
  • Line Regulation: ±0.05% typical
  • Load Regulation: ±0.1% typical
  • PSRR: 70dB at 1kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8882EUTA5+T is a 5-pin device with the following pin configuration:

  1. GND (Ground): Connected to the ground reference of the circuit.
  2. IN (Input): Connects to the input voltage source.
  3. EN (Enable): Controls the regulator's output voltage.
  4. BYP (Bypass): Connects an external capacitor for stability.
  5. OUT (Output): Provides the regulated output voltage.

Functional Features

  • Low dropout voltage allows operation with low input-output voltage differentials.
  • Low quiescent current minimizes power consumption in standby or idle modes.
  • High power supply rejection ratio (PSRR) reduces sensitivity to input voltage variations.
  • Thermal shutdown protection prevents damage due to excessive temperature.
  • Short-circuit and reverse-current protection ensure safe operation.

Advantages and Disadvantages

Advantages: - Compact SOT-23-5 package enables space-saving designs. - Wide input voltage range accommodates various power sources. - Excellent line and load regulation for stable output voltage. - Low dropout voltage allows efficient power conversion.

Disadvantages: - Limited output current capability (150mA). - Single fixed output voltage limits flexibility in certain applications.

Working Principles

The MAX8882EUTA5+T is a linear regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage from the output with a reference voltage. The error amplifier adjusts the pass transistor to maintain a constant output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

The MAX8882EUTA5+T is suitable for a wide range of applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Wearable devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • MAX8881EUT25+: 2.5V fixed output voltage, SOT-23-5 package
  • MAX8883EUT18+: 1.8V fixed output voltage, SOT-23-5 package
  • MAX8884EUT33+: 3.3V fixed output voltage, SOT-23-5 package
  • MAX8885EUT50+: 5.0V fixed output voltage, SOT-23-5 package

These alternative models offer different fixed output voltages while sharing similar characteristics and package options.

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技術ソリューションにおける MAX8882EUTA5+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 MAX8882EUTA5+T in technical solutions:

  1. Q: What is the MAX8882EUTA5+T? A: The MAX8882EUTA5+T is a low-dropout linear regulator (LDO) IC that provides a stable output voltage for various electronic devices.

  2. Q: What is the input voltage range of the MAX8882EUTA5+T? A: The input voltage range of the MAX8882EUTA5+T is typically between 2.5V and 6.5V.

  3. Q: What is the output voltage range of the MAX8882EUTA5+T? A: The MAX8882EUTA5+T has a fixed output voltage of 5V, which makes it suitable for applications requiring a stable 5V supply.

  4. Q: What is the maximum output current of the MAX8882EUTA5+T? A: The MAX8882EUTA5+T can provide a maximum output current of 150mA, making it suitable for low-power applications.

  5. Q: Does the MAX8882EUTA5+T require any external components for operation? A: Yes, the MAX8882EUTA5+T requires a few external components such as input and output capacitors for stability and filtering.

  6. Q: Can the MAX8882EUTA5+T operate in a wide temperature range? A: Yes, the MAX8882EUTA5+T is designed to operate in a temperature range of -40°C to +85°C, making it suitable for various environments.

  7. Q: Is the MAX8882EUTA5+T protected against overcurrent and thermal shutdown? A: Yes, the MAX8882EUTA5+T features built-in protection mechanisms such as current limit and thermal shutdown to ensure safe operation.

  8. Q: Can the MAX8882EUTA5+T be used in battery-powered applications? A: Yes, the low dropout voltage of the MAX8882EUTA5+T makes it suitable for battery-powered applications where efficiency is crucial.

  9. Q: What is the typical dropout voltage of the MAX8882EUTA5+T? A: The typical dropout voltage of the MAX8882EUTA5+T is around 120mV at a 150mA load, ensuring efficient power conversion.

  10. Q: Are there any application notes or reference designs available for the MAX8882EUTA5+T? A: Yes, Maxim Integrated provides application notes and reference designs that can help users implement the MAX8882EUTA5+T effectively in their technical solutions.

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