Description:225 mW Rating on FR-4 or FR-5 Board; Zener Voltage Range - 2.4 V to 91 V; Package Designed for Optimal Automated Board Assembly; Small Package Size for High Density Applications; ESD Rating of Class 3 (>16 KV) per Human Body Model Mechanical Characteristics; CASE: Void-free, transfer-molded, thermosetting plastic case; FINISH: Corrosion resistant finish, easily solderable; MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260C for 10 Seconds; POLARITY: Cathode indicated by polarity band; FLAMMABILITY RATING:
The recommended PCB layout for optimal thermal performance involves using a thermal pad on the bottom of the package, connecting it to a large copper area on the PCB, and using multiple vias to dissipate heat to the other side of the board. A minimum of 2oz copper thickness is recommended.
To ensure reliable operation at high temperatures, it's essential to follow the recommended operating conditions, including derating the voltage and current according to the temperature derating curve. Additionally, ensure good thermal design, use a heat sink if necessary, and consider using a thermistor or thermal sensor to monitor the temperature.
The maximum allowable voltage transient for the SZMMBZ5244BLT1G is typically 10% above the maximum rated voltage, but it's recommended to consult the onsemi application note AN11160 for more detailed information on voltage transient protection.
Yes, the SZMMBZ5244BLT1G is qualified for automotive and high-reliability applications. It meets the requirements of AEC-Q101 and is manufactured using a process that is compliant with IATF 16949. However, it's essential to consult the onsemi documentation and follow the recommended design and testing procedures to ensure compliance with the specific application requirements.
The SZMMBZ5244BLT1G has an integrated ESD protection diode, but it's still recommended to follow proper ESD handling procedures during assembly and testing. Additionally, consider adding external ESD protection devices, such as TVS diodes, to protect the device from external ESD events.
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SZMMBZ5244BLT1G Overview
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