Description:Standard Zener Breakdown Voltage Range - 2.4 V to 75 V; Steady State Power Rating of 300 mW; ESD Rating of Class 3 (>16 KV) per Human Body Model Mechanical Characteristics:; Tight Tolerance ; MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260?C for 10 Seconds; FLAMMABILITY RATING: UL94 V-0; These Devices are PbFree, Halogen Free/BFR Free and are RoHS Compliant; AEC-Q101 Qualified and PPAP Capable ; SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements
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-frequency signals near 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 important to ensure good airflow and to avoid overheating the device.
The SZMM3Z20VST1G 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 anti-static wrist strap. Store the device in an anti-static bag or container, and avoid touching the pins or leads during handling.
The SZMM3Z20VST1G is a commercial-grade device, but onsemi offers other versions with enhanced reliability and automotive-grade options. For high-reliability or automotive applications, consider using the SZMM3Z20VT1G or SZMM3Z20VAT1G, which have additional testing and qualification for these specific markets.
The SZMM3Z20VST1G is a general-purpose Zener diode suitable for a wide range of applications, including voltage regulation, overvoltage protection, and voltage reference circuits. It's commonly used in power supplies, battery chargers, and other electronic devices.
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SZMM3Z20VST1G Overview
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