Description:Complete Voltage Range - 1.8 to 200 Volts; DO-204AH Package - Smaller than Conventional DO-204AA Package; Double Slug Type Construction; Metallurgically Bonded Construction Mechanical Characteristics:; CASE: Double slug type, hermetically sealed glass; MAXIMUM LEAD TEMPERATURE FOR SOLDERING PURPOSES: 230?C, 1/16", from case for 10 seconds; FINISH: All external surfaces are corrosion resistant with readily solderable leads; POLARITY: Cathode indicated by color band. When operated in zener mode, cathode will
The recommended land pattern for the 1N5249BTR is a rectangular pad with a size of 1.3 mm x 0.8 mm, with a solder mask clearance of 0.1 mm. This can be found in the onsemi packaging documentation.
To handle the high surge current rating of the 1N5249BTR, ensure that the PCB traces and pads are designed to handle high currents. Use wide traces (at least 1.5 mm) and multiple vias to connect the device to the ground plane. Also, consider using a thermal relief pattern to prevent thermal runaway.
The maximum operating temperature range for the 1N5249BTR is -55°C to 150°C. However, the device's performance may degrade at temperatures above 125°C. It's essential to consider the operating temperature range when designing the system.
Yes, the 1N5249BTR is suitable for high-reliability applications. It's built with a glass passivated junction and has a hermetically sealed package, which provides excellent reliability and stability. However, it's essential to follow proper design and manufacturing guidelines to ensure the device operates within its specifications.
To ensure proper soldering of the 1N5249BTR, follow the recommended soldering profile: peak temperature of 260°C, soldering time of 3-5 seconds, and a preheat temperature of 150°C. Also, use a solder with a melting point above 217°C to prevent thermal damage to the device.
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1N5249BTR Overview
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