MAX17598ATE+T

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The MAX17598ATE+T is a high-efficiency, wide-input, single-phase AC-DC offline switcher IC featuring a forward converter power stage with an isolated Flyback-controller. In terms of its hardware applications, the MAX17598ATE+T is typically used in standalone applications such as LED lamp drivers, POS terminal power adapters, commercial and telecom equipment, VoIP phones and set-top boxes. In terms of its synchronization capability, the IC can be synchronized to an external clock source, which makes it suitable for more challenging applications such as Industrial Automation, Medical and Instrumentation. Additionally, the MAX17598ATE+T also features two adjustable current modes, which makes it suitable for wide-input applications such as AC/DC adapters and DC/DC converter modules.

The working principle of the MAX17598ATE+T can be described in simple terms by looking at the three main parts of the device: the synchronous rectifier converter, the current mode PFC converter and the digital control block. The synchronous rectifier converter is responsible for the conversion of AC power to DC power. It consists of the switching FETs, the rectifier, the bulk capacitors and the resonant circuit. The input voltage is applied to the resonant circuit, which steps up the voltage and turns it into a DC signal. The switching FETs then switch off and on and the rectifier recirculates the current, resulting in a DC current. The current mode PFC converter then takes the DC current and regulates it in order to reduce the current ripple, resulting in a better power factor. Lastly, the digital control block instructs the switching FETs when to switch on and off, allowing for the desired output power.

In terms of advantages, the MAX17598ATE+T offers high-efficiency, wide-input voltage range and adjustable current modes, making it suitable for a wide array of applications. It also features an integrated synchronous rectifier, resulting in a reduction of complexity when compared to a two-stage converter. Additionally, its digital control block allows for quick and easy programmability, resulting in increased flexibility and the ability to change the settings without the need to re-layout the printed circuit board.

In conclusion, the MAX17598ATE+T is a high-efficiency, wide-input, single-phase AC-DC offline switcher IC featuring a forward converter power stage with an isolated Flyback-controller. It is typically used in standalone applications and has the ability to be synchronized to an external clock source. It also features two adjustable current modes, resulting in increased flexibility and the ability to change settings without the need to re-layout. As a result, this IC is suitable for a wide array of applications and offers high-efficiency, wide-input voltage range, adjustable current modes and integrated synchronous rectifier.

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