IR2184STRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2184STRPBF is a high-performance half-bridge gate driver IC designed for use in motor control and power conversion applications. It provides the necessary drive signals for both high-side and low-side MOSFETs or IGBTs, enabling efficient switching and control of power devices.

Characteristics: - High voltage level shifting capability - Wide operating voltage range - Fast switching speed - Low propagation delay - High noise immunity - Protection features against overcurrent and undervoltage

Package: The IR2184STRPBF is available in a surface-mount SOIC-8 package, which offers ease of installation and compatibility with modern PCB designs.

Essence: This IC serves as a crucial component in driving power devices, ensuring reliable and efficient operation in various applications.

Packaging/Quantity: The IR2184STRPBF is typically sold in reels containing 2,500 units per reel.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: 200mA (source/sink)
• Operating Temperature Range: -40°C to 125°C
• Maximum Propagation Delay: 120ns
• Maximum Rise/Fall Time: 35ns
• Undervoltage Lockout Threshold: 9.5V

Pin Configuration

The IR2184STRPBF features an 8-pin configuration:

1. VCC: Power supply input
2. HO: High-side gate driver output
3. VS: High-side floating supply return
4. VB: High-side floating supply input
5. LO: Low-side gate driver output
6. COM: Ground reference
7. LIN: Logic input
8. HB: Bootstrap capacitor connection

Functional Features

• High voltage level shifting: Enables driving of high-side power devices.
• Propagation delay optimization: Minimizes dead time between high-side and low-side switching, improving overall efficiency.
• Undervoltage lockout protection: Prevents operation below the specified voltage threshold, ensuring safe device operation.
• Overcurrent protection: Safeguards against excessive current flow, protecting both the IC and connected power devices.

Advantages and Disadvantages

Advantages: - High voltage level shifting capability allows for efficient control of power devices. - Wide operating voltage range provides flexibility in various applications. - Fast switching speed enables high-frequency operation. - Protection features enhance system reliability and durability.

Disadvantages: - Limited output current may restrict usage in high-power applications. - Requires external bootstrap capacitor for proper operation.

Working Principles

The IR2184STRPBF operates by receiving logic input signals (LIN) and generating corresponding gate drive signals for the high-side (HO) and low-side (LO) power devices. It utilizes a bootstrap capacitor (HB) to provide the necessary voltage level shifting for driving the high-side MOSFET or IGBT. The IC incorporates protection features such as undervoltage lockout and overcurrent protection to ensure safe and reliable operation.

Detailed Application Field Plans

The IR2184STRPBF finds extensive application in various fields, including: 1. Motor control systems 2. Power inverters 3. Switch-mode power supplies 4. Uninterruptible power supplies (UPS) 5. Solar inverters 6. Electric vehicle charging systems

Alternative Models

For those seeking alternative options, the following models can be considered: 1. IR21844S: Similar functionality with additional fault protection features. 2. IRS21844SPBF: Higher output current capability for demanding applications. 3. IR2110: Dual high- and low-side driver with similar specifications.

These alternative models offer similar functionality and can be suitable replacements depending on specific requirements.

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