TPS28226DRBR

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The TPS28226DRBR is a regulator in the Power Management Integrated Circuit (PMIC) – Gate Drivers family by Texas Instruments. It is a fully integrated, short-circuit tolerant, 8-channel MOSFET or solenoid driver with a wide variety of use cases for a range of industrial, automotive and general-purpose applications. In this article, we will discuss the application field and working principle of the TPS28226DRBR.

The TPS28226DRBR has a wide range of applications, mainly in industrial and automotive systems. The device is suitable for powering smart detectors, valves, relays, encoders, and other necessary equipment in industrial automation. In addition, the device also offers efficient driving for switched-mode power converters, motor control, and other automotive subsystems. The TPS28226DRBR also supports standard low-side and high-side MOSFETs, from 40V to 55V.

The TPS28226DRBR has four distinct current paths. The first path is from the voltage regulator to the VREG output and the second path is from the voltage regulator to the VREF output. The third path is from the VREF output to the GND pin, and the fourth path is from the VREG output to the voltage supply. These paths allow the device to drive the MOSFETs individually, with separate control signals, and also enable simultaneous operation of multiple MOSFETs.

The TPS28226DRBR features an advanced gate driver, which provides a high level of precision and protects the circuit from over-voltage events. It also features built-in under-voltage protection and a thermal-foldback feature to prevent the device from overheating. In addition, the device has an integrated error amplifier with high precision and low power consumption, alongside an independent output and input pin.

Furthermore, the TPS28226DRBR also has several other features that make it an ideal choice for a variety of applications. It is capable of working with PNP, N-channel, and other types of MOSFETs, allowing for a wide range of uses. Additionally, the device utilizes a proprietary charge pump circuit for improved switching performance and enhanced system reliability.

The TPS28226DRBR also offers several built-in protection mechanisms, such as overvoltage protection and under-voltage protection. The device is protected against thermal runaway events, and it features an extended current-flow-detection range that enables fast fault detection and protection. Additionally, it has a wide common-mode range and an adjustable slew rate that allow it to work with a wide variety of loads, enabling increased system flexibility.

Overall, the TPS28226DRBR is a highly versatile device for a wide range of industrial and automotive applications. Its advanced gate driver and built-in protection mechanisms make it a reliable and robust choice for powering everything from industrial control systems and motor control devices, to power converters and other automotive subsystems.

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