EPC9131

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EPC9131 is a critical component in the Evaluation Boards - DC/DC & AC/DC (Off-Line) SMPS, and is capable of achieving premium performance to enable its applicable markets. Primarily designed and built for use within industrial, medical, and other various regulated power electronics sector, the EPC9131 uses advanced integrated semiconductor technology to facilitate both low and high power applications.

The EPC9131 is a cost effective and high efficiency solution that can operate in both AC/DC and DC/DC conversions. As an off-line switching power supply, it is capable of providing up to 30 W of output power - enough to cover various small to medium power electronics applications.

At the heart of the EPC9131 are its integrated semiconductor devices, which include integrated power switches, rectifier diodes, power MOSFETs, Schottky diodes, and adjustable control logic, that work together to provide a reliable power solution. The integrated soft-start function of the EPC9131 helps limit the current surge at start-up, also over-voltage protection and thermal protection to ensure operation at a safe level.

The EPC9131 internal circuitry is designed to provide high efficiency and low noise for a wide range of input voltage and load conditions. It can accept both AC mains voltage and DC input sources, with a wide range of input voltages. The transformer inside the EPC9131 is designed to provide galvanic isolation between the input source and the load.

An external Bootstrap diode is also provided for high-side power switch supply and the chip can support both die-less and cascading designs. Along with an open-drain fault signal for system monitoring, the EPC9131 can be monitored through digital communication in order to provide a full tracking of system condition.

The EPC9131 is well suited for use in AC to DC SMPS applications such as industrial chargers, power supplies, lighting, and hand held equipment such as mobile phones and portable television sets. The device offers high power efficiency with adjustable output voltage, along with low power consumption and low noise emission.

The EPC9131 offer a host of features such as external current limiting, under-voltage lockout, over-voltage protection, and adjustable soft start. This enables the application to attain higher power efficiency, longer lifetime, and higher reliability. In addition, the EPC9131 is capable of providing a constant frequency operation for frequency shifted DC/DC topologies, providing improved performance, lower electromagnetic interference, and reduced EMI filtering cost.

In summary, the EPC9131 is a leading solution for Evaluation Boards - DC/DC & AC/DC (Off-Line) SMPS, and offers a reliable, cost-effective, and high efficiency solution for a variety of applications. By combining its high efficiency with adjustable output voltage, flexible design options, and noise-reduction technologies, the EPC9131 provides a solution for those that need to build reliable and high quality power electronics products.

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