ADP1870-0.6-EVALZ

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The ADP1870-0.6-EVALZ is a low-power, low-cost evaluation board designed to evaluate off-line SMPS power designs. This evaluation board is available in two options: an AC/DC version and a DC/DC version. It can be used for testing a variety of power supply applications, including low-power LED lighting, consumer electronics, automotive, and industrial applications.

The ADP1870-0.6-EVALZ offers an integrated universal input voltage range of 100~240VAC, with 10.3W output power, 88% efficiency, and ±1% regulated voltage. The board features a high-frequency, full-bridge, zero-voltage switching (ZVS) topology with soft-start control and over-temperature protection. It also includes an input power factor correction (PFC) circuit which allows the board to meet international standards for efficiency, harmonic current, and power factor.

The ADP1870-0.6-EVALZ is designed to optimize the user’s experimental efforts and minimize design time during the evaluation phase. The board also allows for easy system-level measurements of power supply performance such as line regulation, load regulation, start-up, and efficiency. The evaluation board is capable of utilizing a number of voltage regulators and feedback loop compensation techniques, including resistive dividers, current sources, and transconductance amplifiers.

In addition to its low-power capabilities, the ADP1870-0.6-EVALZ offers an integrated 1.2A-rated and EN55022-compliant power supply auxiliary switch output. This output provides the user with a convenient sampling of the main output voltage, providing a convenient method of verifying the power supply performance.

The DC/DC option of the ADP1870-0.6-EVALZ is specifically designed for low voltage applications, such as LED lighting, portable consumer electronics, and automotive systems. It is designed to deliver efficient, regulated voltage from an input voltage range of 4.5~60VDC. The DC/DC option also provides a unique circuit design which reduces current leakage during shut-down, allowing it to meet international requirements for safety and electromagnetic compatibility.

The AC/DC version of the ADP1870-0.6-EVALZ is designed for higher-power applications, such as office automation, instrumentation, and audio/video equipment. It is designed to provide efficient, pure-sine wave output voltage for input voltage ranges of 100~240VAC with a power factor of 0.95. The board includes optimized control circuitry which makes it easy for the user to adjust the output voltage and current.

The ADP1870-0.6-EVALZ evaluation board is an ideal solution for designers looking to test and evaluate their off-line SMPS power designs. It allows for simple system-level measurements of power supply performance, and is designed to optimize the user’s experimental efforts and minimize design time during the evaluation phase. With its integrated universal input voltage range, the evaluation board also offers an ideal platform for testing a variety of off-line SMPS power designs.

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