Description:Standard Zener Breakdown Voltage Range: 2.4V to 75V; Steady State Power Rating of 500mW; Small Body Outline Dimensions: 0.047in x 0.032in (1.20mm x 0.80mm); Low Body Height: 0.028in (0.7mm); ESD Rating of Class 3 (>16kV) Human Body Model; Epoxy Meets UL94, VO; Cathode Indicated by Polarity Band; Lead Finish: 100% Matte Sn (Tin); Qualified Maximum Reflow Temperature: 260C; Device Meets MSL 1 Requirements; Pb-Free Packages are Available; AEC-Q101 Qualified and PPAP Capable; SZ Prefix for Automotive and Other
A recommended PCB layout for optimal thermal performance would be to use a thermal pad on the bottom of the package, connected to a large copper area on the PCB. This helps to dissipate heat efficiently. Additionally, it's recommended to use a 2-3 oz copper thickness and to avoid routing high-current traces under the device.
To ensure reliable operation at high temperatures, it's essential to follow the recommended operating conditions and derating guidelines provided in the datasheet. Additionally, consider using a heat sink or thermal interface material to reduce the junction temperature. It's also crucial to ensure good airflow and to avoid overheating the device.
The SZMM5Z2V4T5G has an ESD rating of Human Body Model (HBM) ≥ 2 kV and Machine Model (MM) ≥ 200 V. To prevent ESD damage, handle the device by the body or use an ESD wrist strap, and store the device in an anti-static bag or container. Avoid touching the pins or leads, and use an ESD-safe workstation or mat.
The SZMM5Z2V4T5G is a commercial-grade device, but onsemi offers automotive-grade and high-reliability versions of similar devices. For high-reliability or automotive applications, consider using devices with the 'Q' or 'AX' prefix, which meet the required standards and specifications for those industries.
The recommended soldering conditions for the SZMM5Z2V4T5G are: peak temperature ≤ 260°C, time above 220°C ≤ 30 seconds, and a soldering iron temperature ≤ 350°C. For rework, use a low-temperature soldering iron and a solder wick or desoldering braid to avoid overheating the device.
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SZMM5Z2V4T5G Overview
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