The IR2110 PBF is a part of International Rectifier (IR), now known as Infineon Technologies. It is a high- and low-side driver IC specifically designed to drive MOSFETs or IGBTs in a half-bridge configuration.
Pin Function Specifications and Circuit Principle
IR2110PBF is a High- and Low-Side Driver IC used primarily in motor control, power inverters, and other high-voltage applications. It is typically used to drive the gate of a MOSFET or an IGBT in a half-bridge circuit. Below is the detailed pinout and a full explanation of each pin's function:
Pinout and Description (14-Pin Package)
The IR2110PBF comes in a 14-pin Dual In-line Package (DIP) or Surface Mount Package (SOIC). Here’s a detailed breakdown of each pin:
Pin Number Pin Name Pin Type Description 1 VSS Ground The ground pin for the IC. Connect to the system ground. 2 HO Output High-side output. This pin drives the gate of the high-side MOSFET or IGBT. 3 COM Common This is the common pin for the low-side driver. It should be connected to the source of the low-side MOSFET or IGBT. 4 VB Input High-side floating supply voltage input pin. Connect to the bootstrap capacitor . 5 VS Input High-side floating supply return pin. This is the source for the high-side MOSFET/IGBT. 6 HO Output High-side output. Connects to the gate of the high-side MOSFET/IGBT. 7 LO Output Low-side output. This pin drives the gate of the low-side MOSFET or IGBT. 8 VSS Ground System ground pin. 9 VDD Input Low-side supply voltage pin. Connect to the positive voltage supply for the low-side driver. 10 IN+ Input Non-inverting input for the driver. 11 IN- Input Inverting input for the driver. 12 SD Input Shutdown pin. When pulled high, the driver is disabled, and the outputs are turned off. 13 VSS Ground Ground connection pin. 14 VSS Ground Ground connection pin.Packaging Details
The IR2110PBF typically comes in the 14-pin PDIP, SOIC-14, or TSSOP-14 packages, depending on the supplier and the specific product. Each package format includes the same pin functions but differs in the physical layout.
FAQ (20 Common Questions and Answers)
Here are 20 frequently asked questions regarding the IR2110PBF:
What is the purpose of the IR2110PBF? The IR2110PBF is a high- and low-side driver designed to drive MOSFETs or IGBTs in a half-bridge configuration for applications such as motor control and power conversion. What is the voltage range for the IR2110PBF? The IR2110PBF can operate with a low-side supply voltage of 10V to 20V and can handle high-side supply voltages up to 600V. What is the maximum output current for the IR2110PBF? The IR2110PBF can deliver peak output currents of up to 2A for the low-side driver and 0.4A for the high-side driver. Can the IR2110PBF be used for both N-channel and P-channel MOSFETs? Yes, it can be used for both N-channel and P-channel MOSFETs, though it is most commonly used with N-channel MOSFETs. What is the significance of the VB pin? The VB pin is the high-side floating supply voltage input. It is connected to the bootstrap capacitor to provide the necessary voltage to drive the high-side MOSFET or IGBT. What is the purpose of the HO and LO pins? The HO pin drives the gate of the high-side MOSFET, while the LO pin drives the gate of the low-side MOSFET. These are the output pins for controlling the gates. What is the COM pin used for? The COM pin is the common connection for the low-side driver. It is connected to the source of the low-side MOSFET or IGBT. How does the IR2110PBF achieve high-side drive? The high-side drive is achieved through the use of a bootstrap capacitor connected between the VB and VS pins. This capacitor provides the voltage necessary to turn on the high-side MOSFET. What is the maximum operating temperature for the IR2110PBF? The IR2110PBF can operate in a temperature range from -40°C to +125°C.Can I use the IR2110PBF in a 3-phase inverter application?
Yes, the IR2110PBF is commonly used in 3-phase inverter circuits where it drives the MOSFETs for each phase.What is the shutdown pin (SD) for?
The SD pin is used to disable the driver. When this pin is pulled high, the driver outputs are turned off, and the system enters a safe state.What is the typical delay time of the IR2110PBF?
The typical turn-on and turn-off delay time for the IR2110PBF is around 100 ns.What type of devices does the IR2110PBF drive?
The IR2110PBF is used to drive MOSFETs and IGBTs in half-bridge or full-bridge configurations.What is the recommended input signal voltage for the IR2110PBF?
The IN+ and IN- pins typically accept control signals from 0V to 5V logic.How does the IR2110PBF handle overvoltage conditions?
The IR2110PBF has internal protection circuitry that ensures safe operation under transient overvoltage conditions by limiting the voltage across critical pins.Is there an internal bootstrap diode in the IR2110PBF?
No, the IR2110PBF does not have an internal bootstrap diode. An external diode is required to ensure proper operation.What is the maximum gate drive voltage supported by the IR2110PBF?
The IR2110PBF supports a maximum gate drive voltage of 20V for both the high-side and low-side MOSFETs.Can I use the IR2110PBF with a single power supply?
Yes, the IR2110PBF can operate with a single 12V supply for the low-side driver. However, for the high-side driver, a floating supply is needed.What is the role of the VDD pin?
The VDD pin provides the supply voltage for the low-side driver.What is the importance of the VS pin?
The VS pin is the source for the high-side MOSFET or IGBT. It is important for proper voltage reference for the high-side driver.This should provide a thorough understanding of the IR2110PBF, its pin functions, and typical applications. If you need more information, feel free to ask!
