Littelfuse SZ1SMB40AT3G

The SZ1SMB series is designed to protect voltage sensitive components from high voltage, high energy transients. They have excellent clamping and high surge capability, as well as fast response time. The SZ1SMB series is supplied in the cost-effective, highly reliable package and is ideally suited for use in communication systems, automotive, numerical controls, process controls, medical equipment, business machines, power supplies and many other industrial and consumer applications.

• Zener Transient Overvoltage Suppressors
• Working Peak Reverse Voltage Range - 5.0 V to 170 V for uni-directional, and 10 V to 78 V for bi-directional
• Standard Avalanche Breakdown Voltage Range - 6.4 V to 209 V for unidirectional, 11.1 V to 95.80 V for bi-directional
• Peak Power - 600 W @ 1.0 ms
• ESD protection of data lines in accordance with IEC 61000 - 4 - 2 30kV(Air), 30 kV (Contact)
• ESD Rating of Class 3 (>16 kV) per Human Body Model
• Maximum Clamp Voltage @ Peak Pulse Current
• Low Leakage <5.0 μA Above 10 V
• Intended for UL 497B Type Protection
• Response Time is Typically < 1.0 ns
• Pb - free means 2nd level interconnect is Pb - free and the terminal finish material is tin(Sn) (IPC/JEDEC J - STD609A.01)
• SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC−Q101 Qualified and PPAP Capable

• communication systems
• automotive
• numerical controls
• process controls
• medical equipment
• business machines
• power supplies
• industrial and consumer applications