NXP USA Inc.
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MPC17531AEVEL
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MPC17531AEVEL

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: Surface Mount
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.6V
  • Maximum Output Current: 1.5A
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Quiescent Current: 30µA (typical)

Detailed Pin Configuration

The MPC17531AEVEL has a total of 16 pins. The pin configuration is as follows:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. SS/TR: Soft-Start/Tracking Pin
  6. PGND: Power Ground
  7. SW: Switch Node
  8. LX: Inductor Connection
  9. VOUT: Output Voltage
  10. COMP: Compensation Pin
  11. AGND: Analog Ground
  12. NC: No Connection
  13. NC: No Connection
  14. NC: No Connection
  15. NC: No Connection
  16. NC: No Connection

Functional Features

  • Integrated synchronous buck regulator
  • Adjustable output voltage
  • Soft-start and tracking functions
  • Overcurrent protection
  • Thermal shutdown protection
  • Under-voltage lockout
  • Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Compact surface mount package saves board space - Integrated protection features enhance reliability

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

Working Principles

The MPC17531AEVEL is a voltage regulator that converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.6V and 3.6V. It utilizes a synchronous buck topology to achieve high efficiency. The regulator adjusts the duty cycle of the internal switches to maintain the desired output voltage. The soft-start function ensures a controlled startup, while the tracking feature allows synchronization with an external reference voltage. The device also incorporates various protection mechanisms to safeguard against overcurrent, thermal issues, and under-voltage conditions.

Detailed Application Field Plans

The MPC17531AEVEL is commonly used in various applications, including but not limited to:

  1. Portable electronic devices: Due to its low power consumption and compact package, it is suitable for battery-powered devices such as smartphones, tablets, and portable media players.
  2. IoT devices: The wide input voltage range makes it compatible with different power sources commonly found in IoT applications.
  3. Industrial automation: The regulator's reliability and protection features make it suitable for use in industrial control systems, motor drives, and robotics.
  4. Automotive electronics: The operating temperature range and protection mechanisms enable its use in automotive applications, such as infotainment systems and advanced driver-assistance systems (ADAS).

Detailed and Complete Alternative Models

  1. MPC17532AEVEL: Similar to MPC17531AEVEL, but with a higher maximum output current of 2A.
  2. MPC17533AEVEL: Similar to MPC17531AEVEL, but with a wider input voltage range of 2.5V to 5.5V.
  3. MPC17534AEVEL: Similar to MPC17531AEVEL, but with a fixed output voltage of 3.3V.

These alternative models provide options for different requirements and specifications, allowing flexibility in design choices.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MPC17531AEVEL en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MPC17531AEVEL in technical solutions:

  1. Q: What is the MPC17531AEVEL? A: The MPC17531AEVEL is a high-performance power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Q: What are the key features of the MPC17531AEVEL? A: The key features include multiple voltage regulators, power sequencing, fault protection, I2C interface, and low-power modes.

  3. Q: What technical solutions can benefit from using the MPC17531AEVEL? A: The MPC17531AEVEL is suitable for a wide range of applications, including industrial automation, automotive systems, consumer electronics, and IoT devices.

  4. Q: How many voltage regulators does the MPC17531AEVEL have? A: The MPC17531AEVEL has four integrated voltage regulators, providing flexibility in powering different components of a system.

  5. Q: Can the MPC17531AEVEL handle power sequencing? A: Yes, the MPC17531AEVEL supports power sequencing, allowing controlled startup and shutdown of various power domains in a system.

  6. Q: What kind of fault protection does the MPC17531AEVEL offer? A: The MPC17531AEVEL provides overvoltage protection, undervoltage lockout, overcurrent protection, and thermal shutdown to safeguard the system.

  7. Q: How can I communicate with the MPC17531AEVEL? A: The MPC17531AEVEL features an I2C interface, enabling easy communication with a microcontroller or other control devices.

  8. Q: Does the MPC17531AEVEL support low-power modes? A: Yes, the MPC17531AEVEL offers various low-power modes, allowing efficient power management and extending battery life in portable devices.

  9. Q: Can the MPC17531AEVEL be used in automotive applications? A: Yes, the MPC17531AEVEL is designed to meet the stringent requirements of automotive systems, making it suitable for use in vehicles.

  10. Q: Are evaluation boards or reference designs available for the MPC17531AEVEL? A: Yes, evaluation boards and reference designs are typically available from the manufacturer, providing a starting point for system development.

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