FAN7387N

Overview

Category: Integrated Circuit (IC)

Use: Gate Driver

Characteristics: - High voltage level shifting - High current driving capability - Protection features for safe operation - Compact package design - Low power consumption

Package: DIP-8 (Dual In-line Package with 8 pins)

Essence: The FAN7387N 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 FAN7387N is typically available in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

The FAN7387N has the following specifications:

• Supply Voltage Range: 10V to 20V
• Output Current: 2.5A (peak)
• Input Logic Compatibility: CMOS/TTL
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay Time: 150ns (typical)
• Rise/Fall Time: 30ns (typical)
• Undervoltage Lockout Threshold: 9.5V (typical)

Pin Configuration

The FAN7387N has a DIP-8 package with the following pin configuration:

____ VCC |1 8| HO IN+ |2 7| LO IN- |3 6| VS GND |4 5| HB ----

Functional Features

The FAN7387N offers the following functional features:

1. High Voltage Level Shifting: The IC provides efficient level shifting between low voltage control signals and high voltage power devices, ensuring proper signal compatibility.

2. High Current Driving Capability: With a peak output current of 2.5A, the FAN7387N can effectively drive power MOSFETs and IGBTs, enabling efficient switching and control.

3. Protection Features: The IC incorporates various protection mechanisms such as undervoltage lockout (UVLO) and overcurrent protection to ensure safe operation and prevent damage to the driver and connected devices.

4. Compact Package Design: The DIP-8 package offers a compact form factor, making it suitable for space-constrained applications.

5. Low Power Consumption: The FAN7387N is designed with low power consumption in mind, minimizing energy usage and reducing heat generation.

Advantages and Disadvantages

Advantages: - Efficient high voltage level shifting - High current driving capability - Integrated protection features - Compact package design - Low power consumption

Disadvantages: - Limited output current compared to some specialized gate drivers - DIP-8 package may not be suitable for all applications requiring higher pin count or surface mount technology

Working Principles

The FAN7387N operates by receiving input control signals (IN+, IN-) and generating corresponding high and low side gate drive signals (HO, LO). These gate drive signals are then used to control the switching of power MOSFETs or IGBTs in various applications such as motor drives, power supplies, and inverters.

The IC utilizes high voltage level shifting techniques to ensure proper signal compatibility between the low voltage control signals and the high voltage power devices. It also incorporates protection features like undervoltage lockout and overcurrent protection to safeguard the driver and connected devices from potential damage.

Application Field Plans

The FAN7387N can be applied in various fields, including:

1. Motor Drives: The IC can be used in motor control applications to drive power MOSFETs or IGBTs, enabling efficient and precise control of motor speed and direction.

2. Power Supplies: It can be employed in power supply circuits to drive power devices, facilitating efficient power conversion and regulation.

3. Inverters: The FAN7387N is suitable for use in inverter applications, where it enables the switching and control of power devices for converting DC power to AC power.

4. Lighting Systems: The IC can be utilized in lighting systems, such as LED drivers, to control the switching of power devices and regulate the brightness of the lights.

Alternative Models

Some alternative models that offer similar functionality to the FAN7387N include:

1. IR2110: A high voltage gate driver IC with similar features and specifications.
2. TC4427: A low power dual MOSFET driver IC suitable for driving power devices in various applications.
3. MAX4427: A high-speed dual MOSFET driver IC designed for high-frequency switching applications.

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

In conclusion, the FAN7387N is a versatile gate driver IC that provides efficient high voltage level shifting and high