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MAX14783EAUA+T
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MAX14783EAUA+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, low power consumption
  • Package: 8-pin µMAX® package
  • Essence: Power management IC for portable devices
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 1.2V to 3.3V
  • Maximum Output Current: 300mA
  • Quiescent Current: 20µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX14783EAUA+T features the following pin configuration:

  1. EN (Enable): Enable input pin for turning the device on/off.
  2. VIN (Input Voltage): Input voltage supply pin.
  3. GND (Ground): Ground reference pin.
  4. VOUT (Output Voltage): Output voltage supply pin.
  5. FB (Feedback): Feedback pin for regulating the output voltage.
  6. PG (Power Good): Power good indicator pin.
  7. BYP (Bypass): Bypass capacitor connection pin.
  8. SW (Switch): Switching node pin.

Functional Features

  • Low dropout voltage: Ensures efficient power conversion even with low input voltages.
  • Overcurrent protection: Safeguards the device and connected components from excessive current.
  • Thermal shutdown: Prevents overheating by disabling the device when the temperature exceeds a certain threshold.
  • Soft-start feature: Gradually ramps up the output voltage to prevent sudden voltage spikes.
  • Power good indicator: Provides a signal indicating the output voltage is within the desired range.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Compact size suitable for portable devices - Low power consumption - Overcurrent protection ensures device and component safety

Disadvantages: - Limited maximum output current (300mA) - Restricted input voltage range (2.7V to 5.5V)

Working Principles

The MAX14783EAUA+T is a power management IC designed to regulate the voltage supplied to portable devices. It utilizes a low dropout linear regulator to efficiently convert the input voltage to a stable output voltage within a specified range. The feedback pin continuously monitors the output voltage and adjusts it accordingly. The device also incorporates various protection features such as overcurrent protection and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The MAX14783EAUA+T finds applications in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Portable media players - Wearable devices - Handheld gaming consoles

Detailed and Complete Alternative Models

  1. MAX14781EESA+: Similar specifications and features, different package (8-pin SOIC).
  2. MAX14782EESA+: Higher maximum output current (500mA), otherwise similar specifications and features.
  3. MAX14784EESA+: Lower quiescent current (10µA), otherwise similar specifications and features.

These alternative models provide flexibility in choosing the most suitable power management IC based on specific requirements.

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技術ソリューションにおける MAX14783EAUA+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 MAX14783EAUA+T in technical solutions:

  1. Q: What is MAX14783EAUA+T? A: MAX14783EAUA+T is a highly integrated power management IC (PMIC) designed for use in portable devices.

  2. Q: What are the key features of MAX14783EAUA+T? A: Some key features include multiple voltage regulators, battery charger, fuel gauge, GPIOs, and I²C interface.

  3. Q: Can MAX14783EAUA+T be used in smartphones? A: Yes, MAX14783EAUA+T is suitable for use in smartphones as it provides power management functions required by such devices.

  4. Q: How many voltage regulators are there in MAX14783EAUA+T? A: MAX14783EAUA+T has four integrated voltage regulators that can provide different voltage levels for various components.

  5. Q: Does MAX14783EAUA+T support battery charging? A: Yes, MAX14783EAUA+T includes a battery charger circuitry that supports Li-ion/Li-polymer batteries.

  6. Q: Can I monitor the battery level using MAX14783EAUA+T? A: Absolutely! MAX14783EAUA+T incorporates a fuel gauge that allows you to accurately measure the battery's state of charge.

  7. Q: Are there any general-purpose input/output pins available on MAX14783EAUA+T? A: Yes, MAX14783EAUA+T offers several GPIO pins that can be used for various purposes, such as controlling external devices.

  8. Q: Is MAX14783EAUA+T programmable? A: Yes, MAX14783EAUA+T can be programmed using the I²C interface, allowing you to configure its various settings.

  9. Q: Can MAX14783EAUA+T operate in low-power modes? A: Yes, MAX14783EAUA+T supports different power-saving modes to optimize energy consumption and extend battery life.

  10. Q: What are some typical applications of MAX14783EAUA+T? A: MAX14783EAUA+T is commonly used in smartphones, tablets, portable media players, and other battery-powered devices.

Please note that these answers are general and may vary depending on the specific requirements and implementation of the technical solution.