IR2110PBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2110PBF is a high voltage, high-speed power MOSFET and IGBT driver IC. It is specifically designed to drive power switches in applications such as motor drives, inverters, and switch-mode power supplies.

Characteristics: - High voltage capability: The IR2110PBF can handle voltages up to 600V, making it suitable for high-power applications. - High-speed switching: With a typical propagation delay of only 120ns, this IC enables fast switching of power devices. - Logic level inputs: The IC accepts logic level inputs, allowing easy interfacing with microcontrollers or other digital control circuits. - Under-voltage lockout (UVLO) protection: The IC incorporates UVLO circuitry to prevent improper operation when the supply voltage is below the specified threshold. - Output current capability: The IR2110PBF can source/sink up to 2A of peak current, providing sufficient drive capability for most power switches.

Package: The IR2110PBF is available in a standard 16-pin DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of the IR2110PBF lies in its ability to provide reliable and efficient driving of power MOSFETs and IGBTs, enabling precise control of high-power systems.

Packaging/Quantity: The IR2110PBF is typically sold in reels or tubes containing multiple units. The exact quantity depends on the supplier and packaging option chosen.

Specifications

• Supply Voltage Range: 10V to 20V
• Maximum Operating Frequency: 500kHz
• Output Peak Current: ±2A
• Propagation Delay: 120ns (typical)
• UVLO Threshold: 10V (on), 8.3V (off)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IR2110PBF features a 16-pin package with the following pin configuration:

1. VCC: Supply voltage for the IC
2. VB: High-side floating supply voltage
3. HO: High-side gate driver output
4. VS: High-side floating supply return
5. LO: Low-side gate driver output
6. COM: Common connection for low-side and high-side drivers
7. LIN: Logic input for low-side gate driver
8. SD: Shutdown input (active low)
9. VSS: Ground reference for the IC
10. VS: High-side floating supply return
11. HO: High-side gate driver output
12. VB: High-side floating supply voltage
13. VCC: Supply voltage for the IC
14. SD: Shutdown input (active low)
15. LO: Low-side gate driver output
16. LIN: Logic input for low-side gate driver

Functional Features

• High-speed gate drive: The IR2110PBF provides fast switching times, minimizing power losses and improving efficiency.
• Bootstrap operation: The IC incorporates a bootstrap circuit that allows efficient driving of high-side power switches without requiring an additional isolated power supply.
• Under-voltage lockout (UVLO): The UVLO protection ensures proper operation by disabling the outputs when the supply voltage falls below a certain threshold.
• Over-current protection: The IC includes built-in over-current protection to safeguard against excessive current flow in the power switches.
• Independent inputs: The low-side and high-side gate drivers have separate logic inputs, providing flexibility in control.

Advantages and Disadvantages

Advantages: - High voltage capability enables use in high-power applications. - Fast switching times improve efficiency. - Logic level inputs allow easy interfacing with digital control circuits. - UVLO protection prevents improper operation during low supply voltage conditions. - Built-in over-current protection enhances system reliability.

Disadvantages: - Limited output current capability may not be suitable for certain high-power applications. - Requires external components (bootstrap diode, bootstrap capacitor) for high-side gate drive.

Working Principles

The IR2110PBF operates by receiving logic level inputs and generating high-speed gate drive signals to control power MOSFETs or IGBTs. The IC incorporates a bootstrap circuit that utilizes the high-side floating supply voltage to efficiently drive the high-side power switch. It also includes protection features such as UVLO and over-current protection to ensure safe and reliable operation.

Application Field Plans

The IR2110PBF finds extensive use in various applications, including: 1. Motor drives: The IC enables precise control of motor speed and direction in applications such as electric vehicles, industrial machinery, and robotics. 2. Inverters: It is used in the design of inverters for converting DC power to AC power in applications like solar energy systems and uninterruptible power