The recommended PCB layout for the MAX4078EUD+ is to keep the input and output traces as short as possible, and to use a solid ground plane to reduce noise and EMI. Additionally, it's recommended to place a 0.1uF bypass capacitor between the VCC pin and GND pin, and to use a 1uF capacitor between the IN+ and IN- pins.
To ensure the accuracy of the MAX4078EUD+ over temperature, it's recommended to use a high-precision voltage reference, such as the MAX6126, and to calibrate the device at multiple temperatures. Additionally, the device should be operated within its specified temperature range, and the PCB should be designed to minimize thermal gradients.
The maximum input voltage that the MAX4078EUD+ can handle is 28V, but it's recommended to limit the input voltage to 24V to ensure reliable operation. Exceeding the maximum input voltage can cause damage to the device.
To reduce noise and EMI in your design when using the MAX4078EUD+, it's recommended to use a shielded enclosure, to keep the input and output traces as short as possible, and to use a common-mode choke or ferrite bead on the input lines. Additionally, the device should be operated at a low frequency, and the PCB should be designed to minimize radiation.
The typical settling time of the MAX4078EUD+ is 10us, but it can vary depending on the input signal frequency, amplitude, and the output load. It's recommended to consult the datasheet and application notes for more information on settling time and how to optimize it for your specific application.
MAX4078EUD+ datasheet
by Maxim Integrated Products
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