Microsemi Corporation
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LE87220KQC
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LE87220KQC

Product Overview

  • Category: Electronic Component
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: QFN (Quad Flat No-Lead)
  • Essence: Integrated Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.8V to 5.5V
  • Maximum Output Current: 2A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C
  • Package Dimensions: 3mm x 3mm x 0.9mm

Detailed Pin Configuration

The LE87220KQC has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. VOUT: Output Voltage
  6. PG: Power Good Indicator

Functional Features

  • Integrated voltage regulator with high efficiency and low power consumption.
  • Wide input voltage range allows for versatile applications.
  • Adjustable output voltage provides flexibility in different scenarios.
  • Power good indicator ensures reliable operation.
  • Enable pin allows for easy control of the device.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power loss. - Compact package size saves board space. - Wide input voltage range accommodates various power sources. - Adjustable output voltage suits different requirements.

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 LE87220KQC is a voltage regulator that converts an input voltage within the range of 4.5V to 18V into a regulated output voltage between 0.8V and 5.5V. It utilizes advanced power management techniques to achieve high efficiency and low power consumption. The device incorporates internal circuitry for voltage regulation, feedback control, and protection against overcurrent and overtemperature conditions.

Detailed Application Field Plans

The LE87220KQC is commonly used in various electronic devices and systems that require efficient power management. Some typical application fields include:

  1. Mobile Devices: Smartphones, tablets, portable media players.
  2. IoT Devices: Wearables, smart home devices, sensors.
  3. Automotive Electronics: Infotainment systems, navigation units, lighting controls.
  4. Industrial Equipment: Control systems, motor drives, power supplies.
  5. Communication Systems: Routers, switches, base stations.

Detailed and Complete Alternative Models

  1. LE87210KQC: Similar specifications but with a lower maximum output current of 1A.
  2. LE87230KQC: Similar specifications but with a higher maximum output current of 3A.
  3. LE87240KQC: Similar specifications but with a higher maximum output current of 4A.

These alternative models provide options for different power requirements while maintaining similar characteristics and functionality.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LE87220KQC dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of LE87220KQC in technical solutions:

  1. Q: What is LE87220KQC? A: LE87220KQC is a high-performance microcontroller chip designed for use in technical solutions.

  2. Q: What are the key features of LE87220KQC? A: The key features of LE87220KQC include high processing power, low power consumption, integrated peripherals, and advanced security features.

  3. Q: What technical solutions can LE87220KQC be used in? A: LE87220KQC can be used in a wide range of technical solutions such as industrial automation, IoT devices, robotics, automotive systems, and consumer electronics.

  4. Q: How does LE87220KQC ensure security in technical solutions? A: LE87220KQC incorporates advanced security features like secure boot, encryption/decryption, and secure storage to protect sensitive data and prevent unauthorized access.

  5. Q: Can LE87220KQC support real-time operating systems (RTOS)? A: Yes, LE87220KQC is compatible with various RTOS platforms, allowing developers to build real-time applications with precise timing requirements.

  6. Q: What programming languages can be used to develop applications for LE87220KQC? A: LE87220KQC supports popular programming languages like C and C++, which are commonly used in embedded systems development.

  7. Q: Does LE87220KQC have built-in communication interfaces? A: Yes, LE87220KQC offers a range of built-in communication interfaces such as UART, SPI, I2C, Ethernet, USB, and CAN, enabling seamless connectivity with other devices.

  8. Q: Can LE87220KQC handle analog signals? A: Yes, LE87220KQC has analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) that allow it to interface with analog sensors and actuators.

  9. Q: What is the power consumption of LE87220KQC? A: LE87220KQC is designed to be energy-efficient, with low power consumption in both active and sleep modes, making it suitable for battery-powered applications.

  10. Q: Is LE87220KQC a cost-effective solution? A: Yes, LE87220KQC offers a good balance between performance and cost, making it a cost-effective choice for various technical solutions.

Please note that the specific details may vary depending on the manufacturer and version of LE87220KQC.