UCC27322DG4

The UCC27322DG4 is a high-performance Gate Driver IC designed to provide superior drive performance for high-side and low-side low- and high-voltage power MOSFETs, allowing designers to build more efficient and reliable power delivery solutions. This Gate Driver IC provides stellar transient performance, thus reducing total drive current and minimizing power losses. Additionally, the UCC27322DG4 utilizes isolated power rails, which helps to ensure the safe operation of the power delivery circuit.

The UCC27322DG4 Gate Driver IC is well-suited to a variety of applications, including motor control, DC-DC converters, and AC/DC converters. The driver’s low voltage operation makes it useful for low-voltage power delivery applications, such as battery operated devices. The UCC27322DG4 is also capable of driving power MOSFETs and IGBTs up to 600V. This allows designers to use the IC in demanding high-voltage applications such as in automotive circuits and power supplies.

The UCC27322DG4 is designed to provide optimized drive performance for high-side and low-side low- and high-voltage power MOSFETs. The device offers a high speed cascoded output stage, featuring an integrated Miller start-up circuit and low impedance FET switches. The output stage allows for a wide range of gate flux plot points to ensure accurate power MOSFET gate control. Additionally, the device features dynamic overvoltage protection, which prevents damage to the driver or gate under overvoltage conditions. This IC further features an adjustable dead time, buffered outputs, and excellent load dump and electrical noise immunity.

The UCC27322DG4 Gate Driver IC features a thermally enhanced HVSON package, which helps to reduce heat when operated at high power levels. The device also features open-drain outputs, allowing it to be used in high-current sources as well as standard switching applications. With its integrated bootstrap capability, the driver allows for straightforward design, helping to reduce development complexity and cost.

The UCC27322DG4 utilizes non-overlapping drive architecture for the low-side and high-side outputs. The low-side output of the driver is designed to provide full-speed low-side drive voltage to the power MOSFETs. Conversely, the high-side output of the driver is designed to provide full-speed high-level drive voltage to the power MOSFETs. The UCC27322DG4 also features a high-impedance enable pin, which allows designers to enable and disable the driver through discrete signals or through enable bus signals.

The UCC27322DG4 features integrated fault detection circuitry, which allows designers to monitor their power delivery circuit’s performance. The fault detection circuitry can detect over-voltage, over-current, and under-voltage conditions. This feature allows designers to minimize faults caused by device or circuit malfunctions, helping to ensure a reliable and safe system operation.

The UCC27322DG4 Gate Driver IC is a silicon-rich product that provides excellent drive performance for low- and high-voltage power MOSFETs. By using the IC’s integrated bootstrap, open-drain output, and non-overlapping drive architecture, designers can develop efficient, reliable, and safe power delivery solutions. Additionally, the UCC27322DG4 ensures the longevity of their systems with integrated fault detection circuitries, dynamic overvoltage protection, and adjustable dead time.