FAN7391MX

Product Overview

Category

FAN7391MX belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power electronics applications, specifically for driving MOSFETs and IGBTs.

Characteristics

• FAN7391MX is a high-voltage, high-speed gate driver IC.
• It provides efficient and reliable switching control for power devices.
• The IC operates at a wide input voltage range, making it suitable for various power supply designs.

Package

FAN7391MX is available in a compact surface-mount package.

Essence

The essence of FAN7391MX lies in its ability to provide robust and precise gate drive signals to power devices, ensuring optimal performance and protection.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 10V - 20V
• Output Current: 2A
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 100ns
• Rise/Fall Time: 25ns

Detailed Pin Configuration

FAN7391MX features a dual-in-line 8-pin (DIP8) package. The pin configuration is as follows:

1. VCC - Power supply voltage input
2. VB - Bootstrap supply voltage input
3. HO - High-side gate driver output
4. LO - Low-side gate driver output
5. GND - Ground reference
6. SD - Shutdown input
7. IN - Logic input
8. VS - High-side floating supply return

Functional Features

• High voltage level shifting capability
• Integrated bootstrap diode for high-side gate drive
• Undervoltage lockout protection
• Overcurrent protection
• Short-circuit protection
• Fast switching speed for efficient power conversion

Advantages and Disadvantages

Advantages

• Robust gate drive capability
• Wide input voltage range
• Integrated protection features
• Compact package size

Disadvantages

• Limited output current capacity (2A)
• Relatively high propagation delay compared to some alternatives

Working Principles

FAN7391MX operates by receiving logic-level input signals and converting them into high-voltage gate drive signals. These signals are then used to control the switching of power devices such as MOSFETs and IGBTs. The integrated bootstrap diode allows for efficient high-side gate drive, while the built-in protection features ensure safe operation.

Detailed Application Field Plans

FAN7391MX finds applications in various power electronics systems, including: - Motor drives - Switch-mode power supplies - Uninterruptible power supplies (UPS) - Solar inverters - Electric vehicle charging systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to FAN7391MX include: - IR2110 - TC4427 - HIP4081A - IRS21844

These alternatives can be considered based on specific application requirements and design constraints.

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