IR2117SPBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2117SPBF is a high voltage, high-speed power MOSFET and IGBT driver. It is designed to drive both the high-side and low-side switches in half-bridge and full-bridge configurations.

Characteristics: - High voltage capability - Fast switching speed - Low propagation delay - High noise immunity - Wide operating temperature range

Package: The IR2117SPBF is available in a surface mount 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of the IR2117SPBF lies in its ability to efficiently drive power MOSFETs and IGBTs, enabling precise control of high-power applications.

Packaging/Quantity: The IR2117SPBF is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: ±2A
• Propagation Delay: 120ns (typical)
• Operating Temperature Range: -40°C to 125°C
• Input Logic Levels: CMOS/TTL compatible

Pin Configuration

The IR2117SPBF features the following pin configuration:

1. Vb: Bootstrap supply voltage for high-side gate driver
2. HO: High-side gate driver output
3. LO: Low-side gate driver output
4. Vs: High-side floating supply return
5. COM: Common connection for low-side gate driver and logic ground
6. LIN: Logic input for low-side gate driver
7. VB: Logic supply voltage
8. GND: Ground reference

Functional Features

• High voltage level shifting
• Independent high-side and low-side outputs
• Undervoltage lockout protection
• Shoot-through protection
• Cross-conduction prevention
• Fault protection and reporting

Advantages and Disadvantages

Advantages: - High voltage capability allows for driving power MOSFETs and IGBTs in high-power applications. - Fast switching speed enables efficient control of switching devices. - Low propagation delay ensures precise timing in bridge configurations. - High noise immunity reduces the risk of false triggering. - Wide operating temperature range allows for reliable operation in various environments.

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

Working Principles

The IR2117SPBF operates by receiving logic input signals and generating corresponding gate drive signals for the high-side and low-side switches. It utilizes a bootstrap supply voltage to drive the high-side switch, while the low-side switch is driven directly. The device incorporates various protection features to prevent shoot-through and cross-conduction, ensuring safe and reliable operation.

Application Field Plans

The IR2117SPBF finds extensive application in the following fields:

1. Motor control systems
2. Power inverters
3. Switch-mode power supplies
4. Uninterruptible power supplies (UPS)
5. Industrial automation
6. Renewable energy systems

Alternative Models

For those seeking alternatives to the IR2117SPBF, the following models provide similar functionality:

1. IR2104SPBF
2. IRS2110SPBF
3. IRS21844SPBF
4. MCP1407T-I/OT

These alternative models offer comparable features and can be considered based on specific application requirements.

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