FAN7393MX

Overview

Category: Integrated Circuit (IC)

Use: Gate Driver

Characteristics: - High voltage level shifting capability - Low propagation delay - Wide operating voltage range - Compact package size - RoHS compliant

Package: SOIC-8

Essence: The FAN7393MX is a gate driver IC used to control the switching of power MOSFETs and IGBTs in various applications.

Packaging/Quantity: The FAN7393MX is typically sold in reels containing 2500 units.

Specifications

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

Pin Configuration

The FAN7393MX has an 8-pin Small Outline Integrated Circuit (SOIC) package. The pin configuration is as follows:

1. VCC - Power supply for the internal circuitry
2. HO - High-side gate drive output
3. LO - Low-side gate drive output
4. VB - Bootstrap supply voltage for high-side gate driver
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 allows driving of high-side power devices.
• Low propagation delay ensures fast switching performance.
• Wide operating voltage range enables compatibility with various power supply voltages.
• Integrated bootstrap diode simplifies the design of high-side gate drive circuits.
• Shutdown input provides a means to disable the gate driver.
• Logic input accepts both CMOS and TTL logic levels.

Advantages

• Efficient and reliable switching of power MOSFETs and IGBTs.
• Compact package size saves board space.
• RoHS compliance ensures environmental friendliness.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Lack of built-in protection features may require additional external circuitry.

Working Principles

The FAN7393MX gate driver IC operates by receiving logic input signals and generating corresponding gate drive outputs to control the switching of power MOSFETs and IGBTs. It utilizes a bootstrap supply voltage for the high-side gate driver, allowing efficient driving of high-side power devices. The low propagation delay ensures fast switching performance, enabling high-frequency operation.

Application Field Plans

The FAN7393MX is commonly used in various applications, including:

1. Motor drives
2. Switch-mode power supplies
3. Inverters
4. Uninterruptible Power Supplies (UPS)
5. Industrial automation systems

Alternative Models

For those seeking alternative options, the following gate driver ICs can be considered:

1. FAN7380MX - Similar functionality with higher output current capability.
2. IR2110 - Popular gate driver IC with comprehensive protection features.
3. MCP1407 - Low-cost gate driver IC suitable for basic applications.

These alternative models provide different specifications and features, catering to specific application requirements.

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