TPS56428DDA

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Texas Instruments\' TPS56428DDA is a dual-phase switching synchronous buck regulator with integrated MOSFET drivers. It is an ideal solution for applications that require low-noise, high-efficiency voltage regulation.

The TPS56428DDA is available in a 24-pin, HTSSOP package, with a wide input voltage range of 3.6 V to 20 V. It offers a Programmable VOUT1 range of 0.6V to 1.8V and VOUT2 range of selectable 0.6V, 0.8V, 0.9V, and 1.2V. It also offers an adjustable switching frequency range of 200 kHz to 2.2 MHz.

The buck regulator consists of a dual-phase MOSFET driver, an adjustable switching frequency, and phase-shedding. The phase-shedding feature allows the part to automatically select the best output voltage for the operating conditions and divide the load current among both phases for high utilization of components. This feature also helps in lowering cost and size of the solution.

The dual-phase MOSFET driver allows the part to drive two independent switches (high and low-side) switching of both phases at the same time. This allows for high efficiency and very low output ripple, which is ideal for sensitive systems.

The adjustable switching frequency allows the user to adjust the frequency of the buck regulator to optimize efficiency and current ripple for the application. The minimum switching frequency of 200 kHz also provides good EMI performance due to low frequency signal.

The device can deliver up to 6A of continuous current with a maximum of 18A/phase current limit. Under load transient conditions, the device can deliver up to 24A/phase peak current preventing failure in overload conditions.

The device also offers several protection features including short circuit protection, overcurrent protection, thermal shutdown protection, and under-voltage lockout protection. The comprehensive feature set make the TPS56428DDA an ideal solution for various applications such as industrial and automotive power electronics, robotics, and communications systems.

The TPS56428DDA is ideal for applications that require high efficiency, strictly regulated output voltage, and low noise power supply. It is also well suited for applications that require protected power supply, such as industrial and automotive designs.

The specific data is subject to PDF, and the above content is for reference