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L6395D
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L6395D

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Motor Driver
  • Characteristics: High voltage gate driver, designed for three-phase motor control applications
  • Package: PowerSO-36 package
  • Essence: Provides high voltage level shifting and gate driving capability for power MOSFETs or IGBTs used in motor control applications
  • Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel

Specifications

  • Supply Voltage: 8V to 52V
  • Output Current: ±2.8A
  • Operating Temperature Range: -40°C to +150°C
  • Input Logic Compatibility: CMOS/TTL compatible
  • Protection Features: Undervoltage lockout, thermal shutdown, and cross-conduction prevention

Detailed Pin Configuration

The L6395D IC has the following pin configuration:

  1. VCC: Supply voltage input
  2. GND: Ground reference
  3. BOOT: Bootstrap capacitor connection for high-side gate driver
  4. HO: High-side gate driver output
  5. LO: Low-side gate driver output
  6. VS: High-side floating supply voltage
  7. HS: High-side floating supply return
  8. LS: Low-side floating supply return
  9. HB: High-side gate driver bootstrap diode connection
  10. LB: Low-side gate driver bootstrap diode connection
  11. SD: Shutdown input
  12. CP: Charge pump capacitor connection
  13. UVLO: Undervoltage lockout input
  14. PGND: Power ground reference
  15. VREF: Reference voltage output
  16. CS: Current sense input
  17. FAULT: Fault indication output
  18. EN: Enable input

Functional Features

  • Provides high voltage level shifting and gate driving capability for power MOSFETs or IGBTs
  • Integrated bootstrap diodes for high-side gate driver
  • Built-in undervoltage lockout protection
  • Thermal shutdown protection to prevent overheating
  • Cross-conduction prevention to avoid shoot-through current

Advantages and Disadvantages

Advantages: - High voltage capability - Comprehensive protection features - Compact PowerSO-36 package - Suitable for three-phase motor control applications

Disadvantages: - Limited output current compared to some other motor drivers - Relatively higher cost compared to basic motor driver ICs

Working Principles

The L6395D is designed to drive power MOSFETs or IGBTs used in three-phase motor control applications. It provides high voltage level shifting and gate driving capability, allowing efficient control of the motor. The integrated bootstrap diodes simplify the circuit design by eliminating the need for external diodes. The IC also incorporates various protection features such as undervoltage lockout, thermal shutdown, and cross-conduction prevention to ensure safe and reliable operation.

Detailed Application Field Plans

The L6395D is commonly used in various motor control applications, including:

  1. Electric vehicle propulsion systems
  2. Industrial automation equipment
  3. Robotics
  4. HVAC systems
  5. Renewable energy systems (wind turbines, solar trackers, etc.)

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the L6395D are:

  1. DRV8305: Three-phase motor driver with integrated power MOSFETs
  2. IR2104: High voltage half-bridge gate driver
  3. MC33035: Three-phase brushless DC motor controller
  4. BTS7960B: Dual H-bridge motor driver module

These alternative models offer similar functionality and can be suitable replacements depending on specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av L6395D i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of L6395D in technical solutions:

  1. Q: What is L6395D? A: L6395D is a high-voltage gate driver IC designed for driving both high-side and low-side N-channel MOSFETs or IGBTs in motor control and power conversion applications.

  2. Q: What is the maximum operating voltage of L6395D? A: The maximum operating voltage of L6395D is 600V, making it suitable for a wide range of high-voltage applications.

  3. Q: Can L6395D be used with both MOSFETs and IGBTs? A: Yes, L6395D can be used with both N-channel MOSFETs and IGBTs, providing flexibility in choosing the appropriate power devices for the application.

  4. Q: What is the output current capability of L6395D? A: L6395D has a peak output current capability of 0.6A, allowing it to drive high-power devices efficiently.

  5. Q: Does L6395D have built-in protection features? A: Yes, L6395D includes various protection features such as thermal shutdown, undervoltage lockout, and overcurrent protection, ensuring safe operation in different conditions.

  6. Q: Can L6395D operate at high temperatures? A: Yes, L6395D has a wide operating temperature range of -40°C to 150°C, enabling reliable performance even in harsh environments.

  7. Q: What is the typical switching frequency range supported by L6395D? A: L6395D supports a wide range of switching frequencies, typically ranging from a few kilohertz up to several megahertz, depending on the application requirements.

  8. Q: Is L6395D compatible with both 3.3V and 5V logic levels? A: Yes, L6395D is compatible with both 3.3V and 5V logic levels, making it easy to interface with various microcontrollers or digital control circuits.

  9. Q: Can L6395D be used in automotive applications? A: Yes, L6395D is suitable for automotive applications as it meets the necessary automotive standards and has features like overtemperature protection and ESD protection.

  10. Q: Are there any evaluation boards or reference designs available for L6395D? A: Yes, STMicroelectronics provides evaluation boards and reference designs for L6395D, which can help users quickly prototype and implement their technical solutions.

Please note that these answers are general and may vary based on specific datasheet information and application requirements.