TPS53319EVM-136

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The TPS53319EVM-136 is an evaluation board for the TI Power Stage TPS53319. It allows the user to evaluate the capabilities and performance of the TPS53319 in a polarity buck modulator circuit configuration. The TPS53319EVM-136 is designed for synchronous rectification topology with constant voltage output tracking and low output ripple voltage.

The TPS53319 is an ideal solution for applications such as server and storage, 5V wireless gateways, and 12V PC/graphics/multimedia/gaming systems that require high efficiency and active current sharing for distributed power. The TPS53319 is designed for optimized dynamic efficiency and low noise across Light Load and Heavy Load conditions. The TPS53319 drives two externally synchronous buck regulator outputs for Active Current Sharing.

The TPS53319EVM-136 is designed to operate in a wide range of DC/DC & AC/DC (Off-Line) SMPS applications. The evaluation board is designed to provide an output voltage of 1.05V with a maximum output current of 10A. The design also has selectable input voltage of 4.5V to 14V for the TPS53319 and the inductor current is monitored through a sensing resistor.

The TPS53319EVM-136 includes onboard synchronous rectifier control logic, requiring a single-ended control signal to operate the logic and switches. It also uses a thermistor based on-chip temperature sensing for the thermal protection feature.

The TPS53319 is an integrated synchronous buck regulator which allows the user to synchronize its external MOSFETs switching frequency with an external clock. This allows the user to easily control the switching frequency, reduce interference, and increase synchronous efficiency. The TPS53319 can also be used with active voltage positioners or VRegs to implement a regulated voltage.

The TPS53319EVM-136 is a comprehensive evaluation platform for the TPS53319. It includes an adjustable input voltage range (4.3V to 14V), adjustable output voltage range (1.0V to 1.2V), and a maximum output current of 10A. The evaluation board also features various protection features such as input under-voltage lockout (UVLO), output over-voltage protection (OVP) and thermal shutdown (TSD).

The TPS53319EVM-136 also has several features that allow the user to monitor and adjust the performance. These features include power good, short-circuit protection, adjustable minimum on time, adjustable soft-start, and synchronous rectifier control logic. It also has a resistor to sense the inductor current and an adjustable dead-time control.

To ensure the safety and proper operation of the TPS53319EVM-136, several additional features have been incorporated. These features include an input under-voltage lockout (UVLO) with hysteresis, output over-voltage protection (OVP) with hysteresis, and thermal shutdown (TSD).

In conclusion, the TPS53319EVM-136 is an ideal evaluation board for evaluating the capabilities and performance of the TPS53319 in a polarity buck mode configuration. The evaluation board includes adjustable input voltage range (4.3V to 14V), adjustable output voltage range (1.0V to 1.2V), a maximum output current of 10A, various protection features, and other performance monitors. These features allow the user to get a better understanding of the TPS53319 in a DC/DC & AC/DC (Off-Line) SMPS application.

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