TPS53647EVM-710

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TPS53647EVM-710 is a high-performance, compact, off-line AC/DC power supply evaluation board to demonstrate the features of TPS53647. This evaluation board provides regulators and AC/DC controllers with full flexibility and versatility for low output voltage applications. TPS53647EVM-710 has a wide range of applications in the consumer, industrial, telecom, automotive, IT, and medical markets.

TPS53647EVM-710 uses an isolated Flyback topology, capable of operating over a universal input voltage range of 90VAC to 265VAC. It features 3.3 Volt and 5 Volt outputs delivering 1.4A and 3.5A respectively, along with a 5 Volt standby output rated at 0.2A. The board also includes protection features like hiccup current limitation, short-circuit protection, overload protection, and thermal shutdown. In addition to this, the board includes I2C interface for precision output voltage setting and monitoring of output voltage, output current, power good status and temperature along with other features like auto optimal power control and auto frequency hopping.

Working Principle: TPS53647EVM-710 utilizes a Flyback topology with efficient transformer windings coupled with optimisation of the power stages, resulting in a cost-effective design which is ideal for lower output voltage applications. The device incorporates an Auxiliary Winding PWM and a Primary Side Device PFM that result in low standby power dissipation, low EMI and high efficiency over a wide AC input line. The Flyback topology provides a fully self-contained, low-cost and reliable power solution for applications with low standby power requirements.

The TPS53647 primary side controller regulates the output voltage of the power supply with a precision of 1%, using an integrated voltage feedback loop. It also implements various protection and control features, including current limit, short-circuit detection, overload protection and thermal shutdown, ensuring superior performance for a long and reliable product life cycle. The device also features an integrated I2C interface which can be used for fine tuning of the output voltage, monitoring of output voltage, output current, power good status and temperature among many other features.

In conclusion, TPS53647EVM-710 provides a high-performance, compact, off-line AC/DC power supply solution for low output voltage applications. Its isolated flyback topology with efficient transformer windings and built-in primary side controller as well as I2C interface for output voltage adjustment and monitoring all make TPS53647EVM-710 an ideal power supply solution for a wide range of applications.

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