IRS2011STRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IRS2011STRPBF is a high-speed half-bridge gate driver IC designed for use in power electronics applications. It provides the necessary drive signals for controlling and switching power devices such as MOSFETs and IGBTs.

Characteristics: - High-speed switching capability - Low propagation delay - Wide operating voltage range - High noise immunity - Compact package size

Package: The IRS2011STRPBF is available in a small outline package (SOP) with 8 pins.

Essence: This IC serves as a crucial component in power electronic systems, enabling efficient and reliable control of power devices.

Packaging/Quantity: The IRS2011STRPBF is typically sold in reels or tubes containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: ±200mA
• Operating Temperature Range: -40°C to +125°C
• Maximum Propagation Delay: 150ns
• Maximum Rise/Fall Time: 35ns
• Input Logic Threshold Voltage: 2.5V
• Output Logic Threshold Voltage: 0.8V

Pin Configuration

The IRS2011STRPBF features the following pin configuration:

1. VCC: Supply voltage input
2. VB: Bootstrap supply voltage input
3. HO: High-side gate driver output
4. LO: Low-side gate driver output
5. COM: Common ground
6. SD: Shutdown input
7. VS: Undervoltage lockout input
8. IN: Logic input

Functional Features

• High-speed switching: Enables rapid switching of power devices, reducing switching losses.
• Bootstrap supply: Utilizes a bootstrap capacitor to provide the necessary voltage for driving high-side power devices.
• Shutdown capability: Allows for easy system shutdown and power saving.
• Undervoltage lockout: Protects against insufficient supply voltage, ensuring reliable operation.

Advantages and Disadvantages

Advantages: - High-speed switching capability improves overall system efficiency. - Compact package size allows for space-saving designs. - Wide operating voltage range provides flexibility in various applications. - High noise immunity ensures reliable operation in noisy environments.

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

Working Principles

The IRS2011STRPBF operates by receiving logic input signals and generating corresponding gate drive signals for power devices. It utilizes a bootstrap circuit to generate the required voltage for driving high-side power devices. The IC incorporates protection features such as undervoltage lockout and shutdown capability to enhance system reliability.

Application Field Plans

The IRS2011STRPBF is commonly used in the following application fields:

1. Motor control systems
2. Switch-mode power supplies
3. Inverters
4. Uninterruptible power supplies (UPS)
5. Solar inverters

Alternative Models

For alternative options, the following models can be considered:

1. IRS2011S: Similar functionality with different pin configuration.
2. IRS21844: Dual half-bridge driver with additional protection features.
3. IR2110: High-voltage half-bridge driver with integrated bootstrap circuit.

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

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