Maxim Integrated
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MAX17244ETESB+T
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MAX17244ETESB+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: Low-power, high-efficiency, compact size
  • Package: 16-TQFN (3x3mm)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 1.8V to 4.2V
  • Output Current: Up to 300mA
  • Quiescent Current: 500nA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX17244ETESB+T has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. PG: Power Good indicator pin
  5. FB: Feedback pin
  6. VOUT: Output voltage pin
  7. SW: Switching node pin

Functional Features

  • Low quiescent current for extended battery life
  • High efficiency over a wide input voltage range
  • Integrated power good indicator for system monitoring
  • Adjustable output voltage through external resistors
  • Overcurrent and thermal protection for enhanced safety

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life - Compact size allows for space-constrained applications - Wide input voltage range provides flexibility - Integrated power good indicator simplifies system monitoring

Disadvantages: - Limited output current may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The MAX17244ETESB+T is a voltage regulator IC that efficiently converts an input voltage within the range of 2.5V to 5.5V to a regulated output voltage between 1.8V and 4.2V. It achieves high efficiency by utilizing a synchronous buck converter architecture.

The device operates in pulse-width modulation (PWM) mode, where the duty cycle of the switching transistor is adjusted to regulate the output voltage. The feedback pin (FB) allows for external resistors to set the desired output voltage.

Additionally, the MAX17244ETESB+T features overcurrent and thermal protection mechanisms to ensure safe operation and protect the IC from damage.

Detailed Application Field Plans

The MAX17244ETESB+T is suitable for various applications that require efficient power management in a compact form factor. Some potential application fields include:

  1. Portable Electronics: Smartphones, tablets, portable media players
  2. Wearable Devices: Fitness trackers, smartwatches, wireless earbuds
  3. Internet of Things (IoT): Sensor nodes, connected devices, home automation
  4. Battery-Powered Systems: Wireless sensors, remote controls, medical devices

Detailed and Complete Alternative Models

  • MAX17242ETESB+T: Similar specifications but with a lower output current capability (up to 100mA)
  • MAX17243ETESB+T: Similar specifications but with a higher output current capability (up to 600mA)
  • MAX17245ETESB+T: Similar specifications but with a higher output voltage range (up to 5.5V)

(Note: This list is not exhaustive and other alternative models may exist.)

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX17244ETESB+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX17244ETESB+T in technical solutions:

  1. Q: What is the MAX17244ETESB+T? A: The MAX17244ETESB+T is a fuel gauge IC (integrated circuit) designed for accurately measuring the remaining capacity of a single-cell lithium-ion battery.

  2. Q: What is the typical input voltage range for the MAX17244ETESB+T? A: The typical input voltage range for the MAX17244ETESB+T is from 2.7V to 4.5V.

  3. Q: Can the MAX17244ETESB+T be used with multiple cells in series? A: No, the MAX17244ETESB+T is specifically designed for use with a single-cell lithium-ion battery.

  4. Q: How accurate is the capacity measurement provided by the MAX17244ETESB+T? A: The MAX17244ETESB+T provides accurate capacity measurements with an error of typically less than 1%.

  5. Q: Does the MAX17244ETESB+T support temperature monitoring? A: Yes, the MAX17244ETESB+T includes an internal temperature sensor for accurate temperature monitoring.

  6. Q: Can the MAX17244ETESB+T be used in portable devices? A: Yes, the MAX17244ETESB+T is commonly used in portable devices such as smartphones, tablets, and wearables.

  7. Q: Does the MAX17244ETESB+T have built-in protection features? A: Yes, the MAX17244ETESB+T includes overvoltage, undervoltage, and overcurrent protection features.

  8. Q: What is the communication interface used by the MAX17244ETESB+T? A: The MAX17244ETESB+T uses an I2C (Inter-Integrated Circuit) interface for communication with a microcontroller or host device.

  9. Q: Can the MAX17244ETESB+T be used in low-power applications? A: Yes, the MAX17244ETESB+T has a low quiescent current and is suitable for low-power applications.

  10. Q: Are evaluation kits available for the MAX17244ETESB+T? A: Yes, Maxim Integrated provides evaluation kits that include the MAX17244ETESB+T for easy prototyping and testing purposes.

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