Littelfuse SZ1SMA40CAT3G

The SZ1SMA series is designed to protect voltage sensitive components from high voltage, high energy transients. They have excellent clamping capability, high surge capability, low zener impedance and fast response time. The SZ1SMA series is supplied in the exclusive, 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 -5V to 170V for uni-directional and 10V to 78V for bidirectional
• Standard Zener Breakdown Voltage Range -11.1V to 95.83V for bidirectional, 6.4V to 209V for uni-directional
• Peak Power − 400 W @ 1 ms
• ESD Rating of Class 3 (> 16 kV) per Human Body Model
• Response Time is Typically < 1 ns
• Flat Handling Surface for Accurate Placement
• Package Design for Top Slide or Bottom Circuit Board Mounting
• Low Profile Package
• Pb-free means 2nd level interconnect is Pb-free and the terminal finish material is tin(Sn) (IPC/ JEDEC J-STD-609A.01)
• SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC− Q101 Qualified and PPAP Capable
• Recognized to UL 497B as an Isolated Loop Circuit Protector
• RoHS-compliant and halogen-free

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