Meixin Integrated
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MAX8844YETD+T
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MAX8844YETD+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current, Small Package Size
  • Package: 6-Pin Thin SOT23
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 1.8V to 3.3V
  • Maximum Output Current: 150mA
  • Quiescent Current: 17µA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8844YETD+T has the following pin configuration:

  1. GND: Ground connection
  2. EN: Enable pin for turning the regulator on/off
  3. FB: Feedback pin for setting the output voltage
  4. VIN: Input voltage pin
  5. VOUT: Output voltage pin
  6. SW: Switching node for connecting an external inductor

Functional Features

  • High efficiency voltage regulation
  • Low quiescent current for power-saving applications
  • Overcurrent and thermal protection
  • Soft-start feature for controlled startup
  • Stable output voltage under varying load conditions

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life - Low quiescent current reduces power consumption - Small package size saves board space - Overcurrent and thermal protection enhance reliability

Disadvantages: - Limited maximum output current of 150mA - Restricted input voltage range of 2.7V to 5.5V

Working Principles

The MAX8844YETD+T is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 1.8V and 3.3V. It utilizes a switching regulator topology to achieve high efficiency. The feedback pin (FB) allows the user to set the desired output voltage. The enable pin (EN) controls the on/off state of the regulator.

Detailed Application Field Plans

The MAX8844YETD+T is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices. It provides efficient power management for various components, including microprocessors, memory chips, and wireless modules. Its small package size makes it suitable for space-constrained applications.

Detailed and Complete Alternative Models

  • MAX8844YETD+T: 6-pin Thin SOT23 package, 150mA maximum output current
  • MAX8844YETD+: 6-pin Thin SOT23 package, 150mA maximum output current (without tape and reel packaging)
  • MAX8844YETD: 6-pin Thin SOT23 package, 150mA maximum output current (without tape and reel packaging)

These alternative models offer similar functionality and specifications, providing flexibility for different application requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق MAX8844YETD+T في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of MAX8844YETD+T in technical solutions:

  1. Q: What is the MAX8844YETD+T? A: The MAX8844YETD+T is a high-efficiency, low-quiescent current linear charger for single-cell lithium-ion (Li+) batteries.

  2. Q: What is the input voltage range of the MAX8844YETD+T? A: The input voltage range is from 4.5V to 28V.

  3. Q: Can the MAX8844YETD+T charge other battery chemistries apart from Li+? A: No, it is specifically designed for charging single-cell Li+ batteries.

  4. Q: What is the maximum charging current supported by the MAX8844YETD+T? A: The maximum charging current is programmable up to 2A.

  5. Q: Does the MAX8844YETD+T have overvoltage protection? A: Yes, it has built-in overvoltage protection to prevent damage to the battery.

  6. Q: Is the MAX8844YETD+T suitable for portable devices? A: Yes, it is designed for portable applications such as smartphones, tablets, and portable media players.

  7. Q: Does the MAX8844YETD+T support USB charging? A: Yes, it supports USB charging with a dedicated USB detection pin.

  8. Q: Can the MAX8844YETD+T operate while charging the battery? A: Yes, it supports simultaneous operation and charging.

  9. Q: Does the MAX8844YETD+T have thermal protection? A: Yes, it has built-in thermal protection to prevent overheating.

  10. Q: What is the package type of the MAX8844YETD+T? A: It comes in a 6-pin TDFN (3mm x 3mm) package.

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