FAN7390N

Overview

Category: Integrated Circuit (IC)

Use: Gate Driver

Characteristics: - High voltage level shifting - High current driving capability - Protection features - Compact package

Package: DIP-8, SOIC-8

Essence: The FAN7390N is a gate driver IC designed to provide high voltage level shifting and high current driving capability for power MOSFETs and IGBTs in various applications.

Packaging/Quantity: The FAN7390N is available in two package options - DIP-8 (Dual Inline Package) and SOIC-8 (Small Outline Integrated Circuit), and it is typically sold in reels or tubes containing multiple units.

Specifications

The FAN7390N has the following specifications:

• Supply Voltage Range: 10V to 20V
• Output Current: 1.5A (peak)
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay Time: 150ns (typical)
• Rise/Fall Time: 35ns (typical)
• Input Logic Compatibility: CMOS/TTL

Pin Configuration

The FAN7390N features an 8-pin configuration with the following pin assignments:

1. VCC - Power supply input
2. VB - High-side floating supply voltage
3. HO - High-side gate driver output
4. LO - Low-side gate driver output
5. GND - Ground
6. LIN - Logic input
7. SD - Shutdown input
8. VSS - Negative supply voltage

Functional Features

The FAN7390N offers the following functional features:

• High voltage level shifting: Enables efficient control of power MOSFETs and IGBTs by providing appropriate voltage levels.
• High current driving capability: Allows the gate driver to deliver sufficient current to rapidly switch the power devices.
• Protection features: Incorporates built-in protection mechanisms such as under-voltage lockout (UVLO) and over-temperature shutdown (OTS) to ensure safe operation.
• Compact package: The DIP-8 and SOIC-8 packages provide a compact form factor, making it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages: - High voltage level shifting capability - Robust current driving capability - Integrated protection features - Compact package size

Disadvantages: - Limited output current compared to some specialized gate drivers - Not suitable for extremely high-power applications

Working Principles

The FAN7390N operates by receiving logic input signals and generating corresponding gate drive signals for power MOSFETs or IGBTs. It utilizes level shifting techniques to ensure proper voltage levels are applied to the gates of these devices, enabling efficient switching operations. The integrated protection features help safeguard the driver and the connected power devices from potential faults or failures.

Detailed Application Field Plans

The FAN7390N is commonly used in various applications, including:

1. Motor control systems
2. Switch-mode power supplies
3. Inverters and converters
4. Industrial automation
5. Lighting systems

Alternative Models

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

1. IR2110
2. TC4427
3. MCP1407

These alternatives offer similar functionality and can be suitable replacements for the FAN7390N in various applications.

In conclusion, the FAN7390N is a versatile gate driver IC that provides high voltage level shifting and robust current driving capabilities. With its integrated protection features and compact package options, it finds applications in motor control systems, power supplies, inverters, industrial automation, and lighting systems. While it may have some limitations in terms of output current and high-power applications, alternative models such as the IR2110, TC4427, and MCP1407 can be considered as substitutes.