MAX962EUA+

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The MAX962EUA+ is a part of a linear-comparator class of components. Linear-comparators measure a voltage difference between two input pins, and then generate an output signal that is dependent on the magnitude of the two inputs. The MAX962EUA+ is a differential amplifier with complementary outputs, providing exceptional performance in small-signal environments.

The primary application of the MAX962EUA+ is as an isolation amplifier to reduce common-mode signals from intermittent inputs. This device is frequently used in isolated signal conditioning applications, such as instrumentation amplifiers, data acquisition systems and signal filtering. For these applications, the MAX962EUA+ applies an accurate and repeatable voltage measurement, with excellent linearity and noise rejection. It is also a popular choice for use in automotive, industrial, and medical systems.

The operating principle of the MAX962EUA+ is fairly simple. It has two input ports, one for each differential pair of signals. As the voltage of the input signal at one of the ports rises, the output of the device is adjusted to maintain a constant differential voltage between the two ports. This is done by comparing the input signal with a reference voltage and then controlling either a P-channel or N-channel MOSFET, depending on the input signal’s polarity.

In terms of specifications, the MAX962EUA+ has an input voltage range of -0.3V to +6.2V, a maximum differential input of ±3.4V, and an output swing range of 1.7V to 3.4V. It has a wide bandwidth of 830MHz, with a high common-mode rejection ratio (CMRR) of 90dB. The device also has a noise immunity of 90dB, making it well suited for use in small signal applications.

The MAX962EUA+ is an ideal choice for designers who need an isolation amplifier with low power consumption and excellent performance in noise-sensitive applications. It is a highly reliable and low-cost solution that can be used in applications requiring accurate, repeatable measurements.

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