Part Details for AD590JCHIPS by Analog Devices Inc

A good PCB layout for optimal thermal performance involves placing the AD590JC on a large copper area, using thermal vias to dissipate heat, and keeping the component away from heat sources. A 2-layer or 4-layer PCB with a solid ground plane is recommended.

To ensure accurate temperature measurement in high-vibration environments, it's essential to use a secure mounting method, such as epoxy or screw mounting, and to minimize the distance between the AD590JC and the temperature sensing point. Additionally, consider using a vibration-dampening material, like silicone, to reduce mechanical stress.

The recommended calibration procedure for the AD590JC involves comparing the output voltage of the device to a known temperature reference point, such as an RTD or thermocouple, and adjusting the output voltage accordingly. This process should be repeated at multiple temperature points to ensure accuracy across the operating range.

To protect the AD590JC from EMI, use a shielded cable for the output signal, keep the device away from high-frequency sources, and consider using a ferrite bead or common-mode choke to filter out noise. Additionally, ensure good PCB layout practices, such as separating analog and digital signals, and using a solid ground plane.

The maximum cable length for the AD590JC output signal depends on the specific application and noise environment. As a general guideline, keep the cable length as short as possible (less than 10 feet) and use a shielded cable to minimize noise pickup. If longer cable lengths are required, consider using a buffer amplifier or repeater to maintain signal integrity.