RPA20-2412DAW/N-HC

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DC-DC converters are power converters that convert one DC (Direct Current) voltage to another DC voltage. One of the most common types of DC-DC converter is the RPA20-2412DAW/N-HC, which is a switching DC-DC converter that operates from an input DC voltage of 12V to 24V and output DC voltage of 9V to 18V.

The RPA20-2412DAW/N-HC is an isolated DC-DC switch-mode converter and is especially suitable for demanding applications where high efficiency, wide temperature range operation, and reliable operation are a must. It features an input/output voltage isolation of 5.7kVdc, high efficiency up to 95%, wide temperature range of -20 to +60°C, wide input voltage range of 12V to 24V, and regulated output voltage of 9V to 18V. The device is also equipped with a ripple rejection of 90 dB, active current limiting, short circuit protection, overload protection, overvoltage protection, and over temperature protection.

The RPA20-2412DAW/N-HC is used in a number of different applications, such as automotive, industrial, telecom/networking, computer peripherals, medical equipment, and renewable energy sources. The device is also used for applications requiring high power density, fast transient response and high efficiency.

The working principle behind the RPA20-2412DAW/N-HC is based on the philosophy of average current control over an entire converter cycle. During each cycle, the output voltage of the device is regulated by controlling the duty ratio or duty cycle of the power switch. The device uses a high frequency MAX705H to control the average current delivered to the load and the power switch turns off when the maximum rated current is delivered. This allows the device to achieve a high efficiency rating and fast transient response. The device also uses a Synchronous PFC Rectifier which further enhances its efficiency.

In conclusion, the RPA20-2412DAW/N-HC is a high-efficiency, highly reliable isolation DC-DC switch-mode converter that is suitable for demanding applications. It features a wide input/output voltage range, highly efficient power conversion, and excellent protection features. The device is used in a variety of applications, and its working principle is based on average current control over an entire converter cycle.

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