L6390DTR

Product Overview

Category: Integrated Circuit (IC)

Use: The L6390DTR is a high-voltage, high-speed gate driver IC designed for driving MOSFETs and IGBTs in motor control applications.

Characteristics: - High voltage capability - Fast switching speed - Low power consumption - Protection features (overcurrent, undervoltage lockout) - Compact package size

Package: The L6390DTR is available in a small outline package (SOIC) with 8 pins.

Essence: The essence of the L6390DTR lies in its ability to efficiently drive high-power semiconductor devices, enabling precise control of motors in various applications.

Packaging/Quantity: The L6390DTR is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: 1.5A (source), 2.5A (sink)
• Input Logic Thresholds: CMOS/TTL compatible
• Operating Temperature Range: -40°C to 125°C
• Propagation Delay Time: 70ns (typical)

Pin Configuration

The L6390DTR has the following pin configuration:

1. VCC: Supply voltage input
2. GND: Ground reference
3. IN: Logic input for controlling the output stage
4. SD: Shutdown input (active low)
5. VS: High-side floating supply voltage
6. HO: High-side gate driver output
7. LO: Low-side gate driver output
8. COM: Common connection for the high-side and low-side drivers

Functional Features

• High-voltage gate driver: Enables efficient switching of high-power MOSFETs and IGBTs.
• Integrated protection: Built-in overcurrent and undervoltage lockout protection enhances system reliability.
• Fast switching speed: Allows for precise control of motor speed and direction.
• Logic input compatibility: CMOS/TTL compatible input logic thresholds ensure easy integration with various control systems.

Advantages and Disadvantages

Advantages: - High-voltage capability enables driving of power semiconductor devices. - Compact package size allows for space-efficient designs. - Integrated protection features enhance system reliability. - Fast switching speed enables precise motor control.

Disadvantages: - Limited output current compared to some other gate driver ICs. - Restricted operating temperature range may limit certain applications.

Working Principles

The L6390DTR operates by receiving logic input signals that control the high-side and low-side gate driver outputs. These outputs provide the necessary voltage and current to drive the MOSFET or IGBT switches in a motor control circuit. The integrated protection features monitor the current and voltage levels, providing shutdown functionality in case of overcurrent or undervoltage conditions.

Application Field Plans

The L6390DTR is primarily used in motor control applications, including: - Electric vehicles - Industrial automation - Robotics - HVAC systems - Appliances

Alternative Models

1. L6385ED013TR: Similar high-voltage gate driver IC with enhanced protection features.
2. IRS21844SPBF: High-speed gate driver IC with higher output current capability.
3. MCP1407-E/P: Low-cost gate driver IC suitable for low-power applications.

These alternative models offer similar functionalities and can be considered as substitutes for the L6390DTR depending on specific application requirements.

In conclusion, the L6390DTR is a high-voltage, high-speed gate driver IC designed for motor control applications. Its compact size, integrated protection features, and fast switching speed make it a reliable choice for driving power semiconductor devices. With its wide range of applications and alternative models available, the L6390DTR offers flexibility and versatility in motor control systems.