Littelfuse recommends a PCB layout with a large copper area connected to the thermal pad to dissipate heat efficiently. A minimum of 1 oz copper thickness and a thermal relief pattern around the device are also recommended.
Littelfuse recommends using a soldering profile with a peak temperature of 260°C (500°F) and a dwell time of 20-30 seconds. A solder with a melting point of 217°C (423°F) or higher is also recommended.
Littelfuse recommends keeping the voltage imbalance between the input and output within 10% to ensure reliable operation and prevent damage to the device.
While the PSX3XLFL1400X is a high-quality device, it may not meet the specific requirements of high-reliability or aerospace applications. Littelfuse offers other products that are specifically designed and qualified for these applications, such as the PSx series with a higher surge tolerance and more stringent testing.
Littelfuse recommends following standard ESD handling procedures, including the use of ESD-safe workstations, wrist straps, and packaging materials. The device should be handled by the body or leads, rather than the thermal pad, to prevent damage.
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PSX3XLFL1400X Overview
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