TPS50301SHKH

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TPS50301SHKH Application Field and Working Principle

The TPS50301SHKH is a highly integrated dual-sync-buck synchronous PMIC (Power Management Integrated Circuit) voltage regulator. This voltage regulator provides high efficiency, small size, and low noise. It can be used in power management applications such as industrial, automotive, mobile, and other high-end applications. The TPS50301SHKH is a member of the TPS5030xSHKH family of PMICs.

The TPS50301SHKH has two synch-buck synchronous converters, each of which can output up to 1.3A. Both converters operate at up to 1MHz and are switchable between 6V, 8V, and 10V ranges. The TPS50301SHKH also features a 10bit DAC for programmable control that allows for precision voltage output, output sequencing, and fault reporting.

The TPS50301SHKH has a PWM remote control interface (RemCtrl) and a TinyWire interface that permit it to be used with an external microcontroller or host processor to enable, disable, or adjust the output voltages. The RemCtrl port can also be used to detect a lack of ground as an indication of a short circuit or overheating, and an internal thermal shutoff circuit is included to protect the device against overheating.

The TPS50301SHKH utilizes a synchronous rectifier topology to provide higher efficiency than conventional linear regulators, and its small size and high output current makes it ideal for power management applications. The integrated digital logic provides for precision voltage output, fault reports, and output sequencing, as well as allowing for easy configuration and monitoring.

The TPS50301SHKH can be implemented in either non-isolated or isolated DC-DC switching regulator systems. In a non-isolated system, the TPS50301SHKH will supply non-isolated outputs from a single input voltage. The isolated system utilizes two of these devices working together, one for the primary side and one for the obtain isolated outputs. The isolated system will also usually require an optocoupler for inter-device communications.

Overall, the TPS50301SHKH is a great solution for any power management application requiring dual synchronous outputs with a wide input voltage range and built-in functionality. Its small size and high efficiency make it desirable in any space-constrained application, while its programmability provides flexible management of output voltages.

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