IR2110 MOSFET/IGBT Driver IC Datasheet, Pinout, Features, and Applications

The IR2110 is a high-voltage, high-speed power management integrated circuit (PMIC) designed to drive both low-side and high-side MOSFETs in half-bridge configurations. Manufactured by Infineon Technologies, the IR2110 is widely used in motor control, power inverters, and other applications that require efficient switching and control of power transistors. This article provides an overview of the IR2110 PMIC, highlighting its features, specifications, and key applications.

Overview of IR2110

The IR2110 integrated circuits are designed for controlling high voltage, high-speed power MOSFETs and IGBTs, featuring separate high and low side referenced output channels. They incorporate proprietary high-voltage integrated circuit (HVIC) and latch immune CMOS technologies, facilitating a durable monolithic build. The logic inputs are compatible with standard CMOS or LSTTL outputs, accommodating as low as 3.3V logic levels. These ICs boast output drivers with a robust pulse current buffer stage to minimize driver cross-conduction. Propagation delays are uniform, easing integration into high-frequency applications. Additionally, the floating channel can operate N-channel power MOSFETs or IGBTs in high-side configurations up to 500 or 600 volts.

IR2110 Pinout

IR2110 Pin Configuration

IR2110 Features

• The floating channel is optimized for bootstrap operation, fully functional up to +500V or +600V, and can withstand negative transient voltages. It is also resistant to dV/dt influences.
• The gate drive operates effectively with a supply range of 10V to 20V.
• Both channels feature undervoltage lockout to ensure stability and proper operation.
• The device is compatible with 3.3V logic levels and can also function with a separate logic supply ranging from 3.3V to 20V, maintaining a ±5V offset between logic and power grounds.
• Inputs are CMOS Schmitt-triggered with an integrated pull-down resistor.
• It includes a cycle-by-cycle edge-triggered shutdown feature for enhanced safety and efficiency.
• Propagation delays are precisely matched between channels to facilitate synchronization.
• Output signals are aligned in phase with the input signals, ensuring consistent performance.

Absolute Maximum Ratings

Recommended Operating Conditions

Functional Block Diagram

IR2110 Applications

Full and Half-Bridge Motor Driver

The IR2110 is effectively used in full and half-bridge configurations for driving motors. These configurations are essential in applications requiring precise control over motor operation, such as in electric vehicles and automated machinery. The chip's ability to handle high voltages and speeds is crucial for efficient motor management and operational reliability.

Industrial Controls

In industrial control systems, the IR2110 is utilized to manage high-power devices. Its robustness and reliability support the functioning of equipment in demanding industrial environments, controlling everything from large motors to actuators, ensuring smooth operation and system integrity.

White Goods

The driver finds extensive use in appliances commonly referred to as white goods, such as washing machines and refrigerators. Its role in these appliances is to control electric motors efficiently, leading to energy savings and enhanced appliance performance.

DC Motor Driver

For direct current (DC) motor applications, the IR2110 provides efficient switching capabilities that allow for better control of motor speed and torque. This application is critical in battery-powered tools and electric vehicles, where efficient energy use is paramount.

AC Motor Speed Control

The IR2110 aids in the speed control of alternating current (AC) motors, which is vital for applications that require variable speed operations, such as in HVAC systems and industrial fans. It helps in adjusting the motor speed to match the required output precisely.

Half, Full, and Three-Phase Bridge

It is also used in designing half-, full-, and three-phase bridge configurations, crucial for converting AC to DC and vice versa. These bridges are foundational in power electronics, enabling the control and conversion needed in renewable energy systems and high-power electrical converters.

Pure Sine Wave Inverter

The driver is critical in pure sine wave inverters, which generate high-quality AC power from a DC source. This is particularly important in solar power systems and uninterruptible power supplies (UPS), where clean, reliable AC power is necessary for the operation of sensitive electronic equipment.

Soft Starter for Three-Phase Induction Motor

Implementing the IR2110 in soft starters for three-phase induction motors allows for the gradual increase of the voltage supply to the motor, minimizing the inrush current and reducing mechanical stress and electrical stress in motor components. This is crucial in large industrial motors where sudden starts may lead to high wear and tear.

IR2110 Equivalents/Alternatives

• FAN7392: This is a high voltage, high current gate driver capable of driving N-channel IGBTs and power MOSFETs. Like the IR2110, it operates up to 600V and includes features such as under-voltage lockout and matched propagation delays, which are crucial for high-frequency operation.
• UCC27714: A high-speed, dual-channel power MOSFET and IGBT driver that provides both high-side and low-side outputs. It supports up to 620V and features fast propagation delays and rise/fall times, making it suitable for high switching frequencies and efficient operation.
• MIC4608: This component is designed for half-bridge configurations and is capable of driving MOSFETs and IGBTs. It includes a 450ns adaptive dead-time and shoot-through protection, similar to the IR2110. It supports up to 85V, targeting applications that require lower voltage operations compared to the other drivers listed here.

How to Use IR2110 

The following description outlines a circuit application using the IR2110 for controlling MOSFETs in both high and low-side setups. The circuit employs a floating channel to activate the N-channel power MOSFET or IGBT in the high-side configuration, capable of handling up to 500 volts. The pins labeled HO and LO correspond to the low-side and high-side gate drive outputs, respectively.

IR2110 Test Circuit

• Floating SupplyVoltageTransientTest Circuit

• Switching Time Test Circuit

IR2110 Package

The IR2110 is available in PDIP-14 and SOIC-16 packages, which offer flexibility in terms of PCB design and thermal management. These packages provide easy integration into both high-power and space-constrained designs, allowing the IR2110 to be used in a variety of power management and motor control applications.

IR2110 Manufacturer

Infineon Technologies, a global leader in power management and semiconductor solutions, manufacture the IR2110. Infineon is known for its high-quality, reliable products, and the IR2110 is widely used in industries such as automotive, industrial automation, and consumer electronics for motor control and power management solutions.

IR2110 Datasheet

The IR2110 datasheet provides detailed information on electrical characteristics, pin configurations, and design guidelines. Designers should refer to the datasheet to optimize the integration of the IR2110 into their circuits, ensuring reliable and efficient performance in high-voltage applications.

IR2110 vs. Other Gate Drivers

• IR2110 vs. IR2101: Both are high-voltage gate drivers, but the IR2110 offers higher flexibility with independent high-side and low-side drivers, while the IR2101 is optimized for simpler half-bridge applications. The IR2110 is better suited for more complex systems such as full-bridge and three-phase designs.
• IR2110 vs. IRS2110: The IRS2110 is an enhanced version of the IR2110, offering similar performance but with additional features such as higher noise immunity and improved robustness against high-voltage transients.
• IR2110 vs. L6388: The L6388 is another high-voltage gate driver, but it typically operates at lower voltages (up to 600V). The IR2110 offers greater flexibility for high-performance and higher-voltage applications, with better control over both high- and low-side switches.

Popular IR2110 ICs

Conclusion

The IR2110 PMIC is a versatile and powerful gate driver solution for controlling high- and low-side MOSFETs and IGBTs in half-bridge and full-bridge configurations. Its high voltage tolerance, independent gate control, and integrated bootstrap circuit make it an ideal choice for applications such as motor control, power inverters, and DC-DC converters. Whether used in industrial systems, automotive electronics, or renewable energy solutions, the IR2110 ensures reliable performance and efficient power management.

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