FAN7384MX

Overview

Category: Integrated Circuit (IC)

Use: Motor Driver

Characteristics: - High voltage capability - Low power consumption - Compact size - Robust protection features

Package: SOP-8 (Small Outline Package)

Essence: The FAN7384MX is a high-voltage, half-bridge gate driver IC designed for motor control applications.

Packaging/Quantity: The FAN7384MX is typically sold in reels of 2,500 units.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: 1.5A (Source), 2.5A (Sink)
• Operating Temperature Range: -40°C to +125°C
• Input Logic Compatibility: CMOS/TTL

Pin Configuration

The FAN7384MX has a total of 8 pins arranged as follows:

___________ | | 1 | 2 3 4 | 5 |___________| | | 8 | 7 6 5 | 4 |___________|

Pin Description: 1. VCC: Positive supply voltage 2. IN1: Input 1 3. IN2: Input 2 4. GND: Ground 5. HO: High-side output 6. LO: Low-side output 7. VDD: Logic supply voltage 8. VB: Bootstrap supply voltage

Functional Features

• High voltage capability allows driving of motors with higher voltage requirements.
• Low power consumption ensures efficient operation and reduced energy consumption.
• Compact size enables space-saving designs in various applications.
• Robust protection features safeguard the IC and connected components from damage due to overcurrent, overvoltage, and overtemperature conditions.

Advantages

• High voltage capability allows for driving a wide range of motors.
• Low power consumption results in energy-efficient operation.
• Compact size enables integration into space-constrained applications.
• Robust protection features ensure reliable and safe motor control.

Disadvantages

• Limited output current compared to some other motor driver ICs.
• Requires external bootstrap capacitor for proper operation.

Working Principles

The FAN7384MX is designed to drive half-bridge circuits used in motor control applications. It utilizes a bootstrap technique to generate the necessary high-side gate drive voltage. The inputs (IN1 and IN2) control the switching of the half-bridge, allowing the motor to rotate in the desired direction. The IC incorporates various protection features to prevent damage to the motor and the IC itself.

Detailed Application Field Plans

The FAN7384MX is commonly used in the following applications:

1. Brushless DC (BLDC) motor control
2. Stepper motor control
3. Industrial automation systems
4. Robotics
5. Electric vehicles

Alternative Models

Here are some alternative models that can be considered as substitutes for the FAN7384MX:

1. IR2104
2. HIP4081A
3. TC4427
4. DRV8301
5. L6384

These alternatives offer similar functionality and can be used as drop-in replacements in many motor control applications.

In conclusion, the FAN7384MX is a versatile motor driver IC with high voltage capability, low power consumption, and robust protection features. Its compact size and ease of use make it suitable for a wide range of motor control applications. However, its limited output current and requirement for an external bootstrap capacitor should be taken into consideration during design.