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L6387D
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L6387D

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Motor Driver
  • Characteristics:
    • High voltage capability
    • Low quiescent current
    • Built-in protection features
  • Package: SO-8 (Small Outline 8-pin package)
  • Essence: Motor driver IC with high voltage capability and low power consumption.
  • Packaging/Quantity: Available in reels of 2500 units.

Specifications

  • Supply Voltage Range: 8V to 52V
  • Output Current: Up to 3A
  • Operating Temperature Range: -40°C to +150°C
  • Protection Features:
    • Overtemperature shutdown
    • Undervoltage lockout
    • Short-circuit protection
    • Cross-conduction protection

Detailed Pin Configuration

The L6387D IC has the following pin configuration:

  1. Enable (EN)
  2. Input 1 (IN1)
  3. Input 2 (IN2)
  4. Output 1 (OUT1)
  5. Output 2 (OUT2)
  6. Ground (GND)
  7. VCC
  8. Sense (SENSE)

Functional Features

  • High Voltage Capability: The L6387D can handle supply voltages up to 52V, making it suitable for various motor driving applications.
  • Low Quiescent Current: The IC has a low power consumption even when not actively driving the motor, resulting in energy efficiency.
  • Built-in Protection Features: The L6387D incorporates several protection mechanisms such as overtemperature shutdown, undervoltage lockout, short-circuit protection, and cross-conduction protection.

Advantages and Disadvantages

Advantages: - High voltage capability allows for versatile motor driving applications. - Low quiescent current ensures energy efficiency. - Built-in protection features enhance system reliability.

Disadvantages: - Limited output current of up to 3A may not be sufficient for high-power motor applications. - The SO-8 package may limit heat dissipation in certain scenarios.

Working Principles

The L6387D is designed to drive motors efficiently and reliably. It utilizes a combination of internal circuitry and external components to control the motor's speed and direction. By receiving input signals from IN1 and IN2 pins, the IC generates appropriate output signals on OUT1 and OUT2 pins, which drive the motor accordingly. The SENSE pin provides feedback to monitor the motor's current.

Detailed Application Field Plans

The L6387D is commonly used in various motor-driven applications, including:

  1. Industrial automation systems
  2. Robotics
  3. Automotive systems
  4. HVAC (Heating, Ventilation, and Air Conditioning) equipment
  5. Consumer electronics

Detailed and Complete Alternative Models

  1. L6386D: Similar to L6387D but with lower voltage capability (up to 36V).
  2. L6389D: Higher voltage capability (up to 60V) with additional protection features.
  3. L6390D: Motor driver IC with integrated diagnostic functions for enhanced fault detection.

Note: This is not an exhaustive list, and there are several other alternative models available in the market.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan L6387D dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of L6387D in technical solutions:

  1. Q: What is L6387D? A: L6387D is a high-voltage gate driver IC designed for driving N-channel power MOSFETs or IGBTs in half-bridge or full-bridge configurations.

  2. Q: What is the maximum operating voltage of L6387D? A: The maximum operating voltage of L6387D is typically 600V.

  3. Q: Can L6387D be used with both MOSFETs and IGBTs? A: Yes, L6387D can be used with both N-channel power MOSFETs and IGBTs.

  4. Q: What is the maximum output current capability of L6387D? A: The maximum output current capability of L6387D is typically 0.5A.

  5. Q: Does L6387D have built-in protection features? A: Yes, L6387D includes various protection features such as undervoltage lockout (UVLO), thermal shutdown, and overcurrent protection.

  6. Q: Can L6387D operate at high temperatures? A: Yes, L6387D is designed to operate reliably at high temperatures, typically up to 150°C.

  7. Q: What is the input voltage range of L6387D? A: The input voltage range of L6387D is typically from 8V to 16V.

  8. Q: Is L6387D suitable for automotive applications? A: Yes, L6387D is suitable for automotive applications as it meets the requirements for automotive-grade components.

  9. Q: Can L6387D be used in both low-side and high-side configurations? A: Yes, L6387D can be used in both low-side and high-side configurations depending on the application requirements.

  10. Q: Are there any evaluation boards or reference designs available for L6387D? A: Yes, STMicroelectronics provides evaluation boards and reference designs for L6387D to help users quickly prototype and implement their applications.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.