TPS22990DMLT

Power distribution switches, load drivers and other PMIC components are essential for the operational reliability, performance and accuracy of electronic circuitry. In this article, we will discuss the application field and working principle of the TPS22990DMLT PMIC component - a low-side load switch that can be used for a wide range of applications, from system power management to LED lighting.

The TPS22990DMLT is a single N-channel high power MOSFET switch with integrated voltage protection and current monitoring. It offers high off-state conductance and excellent on-state resistance. The switching frequency of this PMIC component varies between 100 kHz and 500 kHz, depending on input voltage and output current. Additionally, the TPS22990DMLT is capable of up to 2.2A of output current and boasts an adjustable current limit and slew rate control.

One of the major advantages of the TPS22990DMLT is that it can be used in a wide voltage range and is suitable for a variety of applications. It is commonly used as a general-purpose switch for DC/DC converters, LED lighting, power management systems, and many other applications. The component can also be used as a booster switch for driving up to 3.3V, 4.2V, and 5V loads.

The working principle of the TPS22990DMLT is fairly straightforward. The component is designed to switch between two different voltages. When the control input voltage is low, the MOSFET stays off and the output voltage remains low. On the other hand, when the control input voltage is high, the MOSFET turns on, effectively connecting the output voltage to the higher voltage source. Additionally, the component incorporates integrated current and voltage protection, along with an adjustable current limit and slew rate control.

In summary, the TPS22990DMLT is a powerful and versatile PMIC component designed for a wide range of applications. It is capable of switching between high and low voltages, as well as offering adjustable current limit and slew rate control, making it an ideal choice for system power management, LED lighting, and many other applications.