Microsemi Corporation
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MP4KE43A
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MP4KE43A

Product Overview

Category: Integrated Circuit
Use: Power Management IC
Characteristics: High efficiency, compact design
Package: SMD
Essence: Efficient power management
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 3V to 36V
  • Output Voltage Range: 1.2V to 28V
  • Maximum Output Current: 3A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The MP4KE43A has a total of 16 pins. The pin configuration is as follows: 1. VIN (Input Voltage) 2. SW (Switch Node) 3. PGND (Power Ground) 4. AGND (Analog Ground) 5. FB (Feedback) 6. EN (Enable) 7. SS/TRK (Soft Start/Tracking) 8. COMP (Compensation) 9. VOUT (Output Voltage) 10. BST (Bootstrap) 11. LX (Inductor Connection) 12. VDD (Internal Regulator Output) 13. ILIM (Current Limit) 14. PG (Power Good) 15. RT/CLK (Resistor Timing/Clock Synchronization) 16. NC (No Connection)

Functional Features

  • Wide input voltage range for versatile applications
  • High efficiency for reduced power consumption
  • Integrated protection features such as overcurrent and overtemperature protection
  • Adjustable soft start and tracking for flexible power management

Advantages and Disadvantages

Advantages: - Compact size for space-constrained designs - High efficiency leads to lower power dissipation - Integrated protection enhances system reliability

Disadvantages: - Higher cost compared to non-integrated solutions - Limited maximum output current compared to some competing models

Working Principles

The MP4KE43A is a step-down switching regulator that uses a high-frequency pulse-width modulation (PWM) control scheme to efficiently convert the input voltage to a lower output voltage. It utilizes an internal power MOSFET switch to achieve high efficiency and integrates various control and protection functions to ensure reliable operation.

Detailed Application Field Plans

The MP4KE43A is well-suited for a wide range of applications including: - Industrial automation - Automotive electronics - Telecommunications equipment - Consumer electronics - LED lighting systems

Detailed and Complete Alternative Models

  1. MP4KE44B
    • Similar specifications and features with minor variations in performance
  2. MP4KE45C
    • Higher maximum output current and wider input voltage range
  3. MP4KE46D
    • Lower cost alternative with slightly reduced efficiency

This concludes the entry for MP4KE43A, covering its product details, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق MP4KE43A في الحلول التقنية

  1. What is MP4KE43A?

    • MP4KE43A is a microcontroller unit (MCU) from NXP Semiconductors, designed for use in various technical solutions.

  2. What are the key features of MP4KE43A?

    • The key features of MP4KE43A include an Arm Cortex-M4 core, 256 KB flash memory, 64 KB RAM, multiple communication interfaces, and analog peripherals.

  3. In what applications can MP4KE43A be used?

    • MP4KE43A can be used in a wide range of applications such as industrial control systems, consumer electronics, automotive systems, and Internet of Things (IoT) devices.

  4. What development tools are available for MP4KE43A?

    • NXP provides a comprehensive set of development tools including IDEs, compilers, debuggers, and evaluation boards for MP4KE43A.

  5. How does MP4KE43A support low power operation?

    • MP4KE43A offers various low power modes and features such as low-power timers, low-leakage wakeup unit, and flexible power management options to optimize power consumption.

  6. Can MP4KE43A interface with external sensors and peripherals?

    • Yes, MP4KE43A supports various communication interfaces such as SPI, I2C, UART, and CAN, enabling seamless integration with external sensors and peripherals.

  7. What security features does MP4KE43A offer?

    • MP4KE43A provides hardware-based security features including cryptographic accelerators, secure boot, and tamper detection to enhance system security.

  8. Is MP4KE43A suitable for real-time applications?

    • Yes, MP4KE43A's Arm Cortex-M4 core and integrated peripherals make it well-suited for real-time control and processing tasks.

  9. How can MP4KE43A be programmed and updated in the field?

    • MP4KE43A supports in-system programming (ISP) and over-the-air (OTA) firmware updates, allowing for easy maintenance and upgrades in the field.

  10. What support and documentation are available for MP4KE43A?

    • NXP provides extensive technical documentation, application notes, and customer support to assist developers in utilizing MP4KE43A effectively in their technical solutions.