L6384E

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics: High voltage gate driver, designed for three-phase brushless DC motors
• Package: PowerSO-20 package
• Essence: Provides gate driving capability for high-side and low-side power MOSFETs in motor control applications
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on supplier

Specifications

• Supply Voltage: 8V to 18V
• Output Current: 0.5A
• Operating Temperature Range: -40°C to +150°C
• Input Logic Compatibility: CMOS/TTL compatible
• Protection Features: Overcurrent protection, thermal shutdown, undervoltage lockout

Detailed Pin Configuration

The L6384E IC has a total of 20 pins. The pin configuration is as follows:

1. VCC: Supply voltage input
2. GND: Ground reference
3. VREF: Reference voltage output
4. VBOOT: Bootstrap supply voltage input
5. HO1: High-side gate driver output 1
6. LO1: Low-side gate driver output 1
7. HO2: High-side gate driver output 2
8. LO2: Low-side gate driver output 2
9. HO3: High-side gate driver output 3
10. LO3: Low-side gate driver output 3
11. VCP: Charge pump capacitor connection
12. CP1: Charge pump capacitor connection
13. CP2: Charge pump capacitor connection
14. CP3: Charge pump capacitor connection
15. VSENSE: Current sense input
16. VREFN: Negative reference voltage input
17. VREFP: Positive reference voltage input
18. VBOOTN: Negative bootstrap supply voltage input
19. VBOOTP: Positive bootstrap supply voltage input
20. VDD: Logic supply voltage input

Functional Features

• Provides gate driving capability for three-phase brushless DC motors
• High voltage operation (up to 600V)
• Integrated charge pump for high-side gate drive
• Overcurrent protection and thermal shutdown for enhanced safety
• Undervoltage lockout to prevent improper operation at low voltages
• CMOS/TTL compatible input logic

Advantages and Disadvantages

Advantages: - High voltage operation allows for use in a wide range of motor control applications - Integrated charge pump simplifies the design of high-side gate drive circuitry - Overcurrent protection and thermal shutdown enhance system safety - Compatible with popular CMOS/TTL logic levels

Disadvantages: - Limited output current (0.5A) may not be suitable for high-power motor control applications - Operating temperature range (-40°C to +150°C) may not be suitable for extreme environments

Working Principles

The L6384E is designed to drive the gates of high-side and low-side power MOSFETs in three-phase brushless DC motor control applications. It utilizes an integrated charge pump to generate the necessary voltage for high-side gate drive. The IC receives input signals from a microcontroller or other control circuitry, and based on these signals, it generates the appropriate gate drive signals for the MOSFETs.

Detailed Application Field Plans

The L6384E is commonly used in various motor control applications, including:

1. Electric vehicles
2. Industrial automation
3. Robotics
4. HVAC systems
5. Appliances

In electric vehicles, the L6384E can be used to control the motor that drives the vehicle's wheels. In industrial automation and robotics, it can be used for precise control of motors in manufacturing processes and robotic systems. HVAC systems can benefit from the L6384E's high voltage operation and protection features. Appliances such as washing machines and refrigerators can also utilize this IC for motor control.

Detailed and Complete Alternative Models

• L6385E
• L6386E
• L6387E
• L6388E
• L6389E

These alternative models are part of the same series and offer similar functionality with slight variations in specifications and pin configurations. Users can choose the most suitable model based on their specific requirements.

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