TPS2813DG4

The TPS2813DG4 is a gate-drive integrated circuit designed for use in power management systems and other applications. It combines four independent gate-drive channels for high-side and low-side applications with a wide range of current-drive capabilities.

The TPS2813DG4 is designed to provide a direct gate voltage from 5V or 3V logic supplies. The device’s current-driving capability, combined with its low on-resistance, make it suitable for switching MOSFETs, IGBTs, and other power devices in a variety of applications such as DC-DC converters, power inverters, EMI filters, and motor drives.

Working Principle of TPS2813DG4

The TPS2813DG4 provides four independent gate drive channels each with a logic-compatible high and low side driver, a low-side independent high-side driver, and a low-side driver in a compact form factor. Each of the four channels can provide up to 500mA of peak output current and up to 40V maximum output voltage.

The device includes a charge pump circuit which provides a direct gate voltage from the logic supply. Furthermore, it features an adjustable overvoltage protection (OVP) circuit so the device can be set to protect MOSFETs from excessive gate voltage. The device also features a programmable dead-time for synchronous applications to prevent shoot-through currents.

Application Field of TPS2813DG4

The TPS2813DG4 is suitable for a wide range of power management applications including DC-DC converters, power inverters, EMI filters, motor drives, and more. Its features include high current-drive capability, adjustable over-voltage protection, and a programmable dead-time to prevent shoot-through currents. As such, it is ideal for any power system design.

In addition, the TPS2813DG4 is available in a low-profile SOP-8 package, making it suitable for compact designs and applications with restricted space. It also features an 8-pin offset for enhanced thermal performance.

In summary, the TPS2813DG4 offers the features and performance necessary for a wide range of power management applications. It is a high-performance gate-drive integrated circuit with a wide range of current-drive capabilities and programmable overvoltage protection.