IR2111STR

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2111STR is a high voltage, high-speed power MOSFET and IGBT driver IC. It is specifically 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 power consumption - Compact package size - Robust protection features

Package: SOIC-16

Essence: The IR2111STR is an essential component in power electronics applications where efficient and reliable switching of high-power devices is required.

Packaging/Quantity: The IR2111STR is typically sold in reels containing 2500 units.

Specifications

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

Pin Configuration

The IR2111STR has a total of 16 pins arranged as follows:

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| | | 1 2 3 | |_______________| | | | 4 5 6 | |_______________| | | | 7 8 9 | |_______________| | | | 10 11 12 | |_______________| ```

Functional Features

• High and low side gate drivers
• Independent inputs for high and low side control signals
• Under-voltage lockout protection
• Over-current protection
• Shoot-through protection
• Fault status indication

Advantages and Disadvantages

Advantages: - High voltage capability allows driving of power MOSFETs and IGBTs - Fast switching speed enables efficient power conversion - Low power consumption reduces energy losses - Compact package size saves board space - Robust protection features enhance system reliability

Disadvantages: - Limited output peak current may restrict use in high-power applications - Propagation delay time can affect the overall system response time

Working Principles

The IR2111STR operates by receiving control signals from a microcontroller or other logic circuitry. It generates complementary gate drive signals for the high-side and low-side switches, ensuring proper switching of power devices in half-bridge and full-bridge configurations. The IC incorporates various protection mechanisms to prevent device damage and improve system safety.

Detailed Application Field Plans

The IR2111STR is widely used in various power electronics applications, including: - Motor drives - Switch-mode power supplies - Inverters - Uninterruptible power supplies (UPS) - Solar inverters - Electric vehicle charging systems

Alternative Models

Some alternative models that offer similar functionality to the IR2111STR include: - IR2104 - IRS2110 - TC4427 - MAX4427

These alternatives should be carefully evaluated based on specific application requirements before making a selection.

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