ADP1051DC1-EVALZ

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The ADP1051DC1-EVALZ is an evaluation board for DC/DC & amp; AC/DC (Off-Line) SMPS applications. Its design is based on the National Semiconductor LM19050M-70, which is a high-efficiency, dual output, DC/DC off-line SMPS controller with integrated 30V/700mA MOSFETs. This evaluation board is an ideal platform to evaluate the performance of the LM19050M-70, as well as to quickly prototype system designs.

The ADP1051DC1-EVALZ features two isolated outputs with an input power range from 3.3V/5V to 35V. The outputs can be configured for buck or flyback operation and can provide up to 35W of power. The board also features a high-voltage error amplifier, an adjustable soft start function, a temperature alarm and a fault detection alarm. Additionally, it has an open loop compensation network, adjustable frequency, and synchronous rectification. The board also features a reset logic and an open-drain fault output, which can be used to monitor the power supply\'s behavior in case of fault.

The ADP1051DC1-EVALZ has a wide range of applications, including personal computers, consumer electronics, medical equipment, industrial systems, telecom equipment and LED lighting systems. Its wide input voltage range allows for flexibility in design. Its high efficiency and low standby power make it suitable for all low power applications. Additionally, the board\'s adjustable switching frequency and synchronous rectification make it an ideal platform to quickly prototype new designs.

The working principle of the ADP1051DC1-EVALZ evaluation board is based on the National Semiconductor LM19050M-70. The LM19050M-70 is a high-efficiency, dual output, DC/DC off-line SMPS controller that incorporates two integrated 30V/700mA external MOSFETs, an open loop compensation network, an adjustable soft start function, a temperature alarm and a fault detection alarm. The LM19050M-70 also features an adjustable frequency, synchronous rectification and reset logic. The operation of the board is fast enough to allow for fast transient responses and power factor correction.

In summary, the ADP1051DC1-EVALZ is an ideal evaluation board for DC/DC & AC/DC (Off-Line) SMPS applications. It offers a wide input voltage range, high efficiency and low standby power. Its features such as adjustable switching frequency and synchronous rectification make it an ideal platform to quickly prototype new designs. Additionally, the board incorporates an open loop compensation network, adjustable soft start function, a temperature alarm and a fault detection alarm.

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