Maxim Integrated
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
MAX174AEWI+T
Zobrazit detail DataSheets

MAX174AEWI+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-efficiency, Low-power consumption
  • Package: WLP (Wafer Level Package)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.6V
  • Maximum Output Current: 500mA
  • Quiescent Current: 17µA
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX174AEWI+T has a total of 12 pins. The pin configuration is as follows:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. VOUT: Output Voltage
  6. PGND: Power Ground
  7. SW: Switching Node
  8. BST: Boost Capacitor Connection
  9. SS/TRK: Soft-Start/Tracking
  10. COMP: Compensation Pin
  11. AGND: Analog Ground
  12. PG: Power Good Indicator

Functional Features

  • High efficiency and low power consumption make it suitable for battery-powered devices.
  • Wide input voltage range allows for flexibility in various applications.
  • Built-in protection features such as overcurrent and thermal shutdown ensure safe operation.
  • Soft-start and tracking functionality provide smooth and controlled startup.

Advantages and Disadvantages

Advantages

  • High efficiency results in longer battery life.
  • Small package size saves board space.
  • Wide input voltage range makes it versatile.
  • Built-in protection features enhance reliability.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Requires external components for proper operation.

Working Principles

The MAX174AEWI+T is a voltage regulator that takes an input voltage within the range of 2.7V to 5.5V and provides a regulated output voltage between 0.8V and 3.6V. It achieves high efficiency by utilizing a synchronous buck converter topology. The device operates by switching the input voltage through an inductor and then filtering it to provide a stable output voltage. The feedback mechanism ensures that the output voltage remains within the desired range.

Detailed Application Field Plans

The MAX174AEWI+T is commonly used in various battery-powered devices, such as smartphones, tablets, portable media players, and wearable devices. Its small package size and high efficiency make it ideal for space-constrained applications where power consumption is critical. Additionally, its wide input voltage range allows it to be used in different power supply configurations.

Detailed and Complete Alternative Models

  1. MAX175AEWI+T: Similar to MAX174AEWI+T but with higher maximum output current (800mA).
  2. MAX176AEWI+T: Similar to MAX174AEWI+T but with lower quiescent current (10µA).
  3. MAX177AEWI+T: Similar to MAX174AEWI+T but with wider input voltage range (2.5V to 5.5V).

These alternative models offer variations in specific parameters to cater to different application requirements while maintaining similar functionality.

In conclusion, the MAX174AEWI+T is a voltage regulator IC designed for power management applications. Its high efficiency, low power consumption, and small package size make it suitable for battery-powered devices. While it has limitations in terms of maximum output current, it offers reliable performance and built-in protection features. Its wide input voltage range and various alternative models provide flexibility for different application needs.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX174AEWI+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX174AEWI+T in technical solutions:

  1. Q: What is the MAX174AEWI+T? A: The MAX174AEWI+T is a high-performance, low-power, 12-bit analog-to-digital converter (ADC) with an integrated reference and temperature sensor.

  2. Q: What is the operating voltage range of MAX174AEWI+T? A: The operating voltage range of MAX174AEWI+T is typically between 2.7V and 5.25V.

  3. Q: What is the maximum sampling rate of MAX174AEWI+T? A: The maximum sampling rate of MAX174AEWI+T is 250 kilosamples per second (ksps).

  4. Q: Can I use MAX174AEWI+T in battery-powered applications? A: Yes, MAX174AEWI+T is suitable for battery-powered applications due to its low power consumption.

  5. Q: Does MAX174AEWI+T have built-in digital interfaces? A: No, MAX174AEWI+T does not have built-in digital interfaces. It provides analog outputs that can be interfaced with microcontrollers or other digital devices.

  6. Q: What is the resolution of MAX174AEWI+T? A: MAX174AEWI+T has a resolution of 12 bits, which means it can provide 4096 discrete output levels.

  7. Q: Can I use MAX174AEWI+T for temperature sensing applications? A: Yes, MAX174AEWI+T has an integrated temperature sensor that can be used for temperature sensing applications.

  8. Q: What is the typical accuracy of the temperature sensor in MAX174AEWI+T? A: The typical accuracy of the temperature sensor in MAX174AEWI+T is ±2°C.

  9. Q: Does MAX174AEWI+T have any built-in programmable features? A: No, MAX174AEWI+T does not have any built-in programmable features. It operates based on its default settings.

  10. Q: Can I use MAX174AEWI+T in industrial applications? A: Yes, MAX174AEWI+T is suitable for industrial applications due to its high performance and wide operating voltage range.

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