TVS Diodes Surface Mount > 400W > 1SMA10CAT3G Series Pb 1SMA10CAT3G Series Description The 1SMA10CAT3G 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 1SMA10CAT3G series is supplied in the Littelfuse 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/consumer applications. Features Working Peak Reverse Voltage Range 10 V to 78 V Maximum Ratings and Thermal Characteristics Standard Zener Breakdown Voltage Range 11.7 V to 91.3 V Parameter Symbol Value Unit Peak Power 400 W 1 ms ESD Rating of Class 3 (> 16 kV) per Human Body Model Peak Power Dissipation (Note 1) T = L P 400 W PK 25C, Pulse Width = 1 ms Response Time is Typically < 1 ns Flat Handling Surface for Accurate Placement DC Power Dissipation TL = 75C PD W 1.5 Measured Zero Lead Length (Note 2) Package Design for Top Slide or Bottom Circuit Derate Above 75C 20 mW/C Thermal Resistance from Junction Board Mounting RJL 50 C/W toLead Bi-directional Low Profile Package 0.5 W These are PbFree Device DC Power Dissipation (Note 3) TA = P D 25C Derate Above 25C 4.0 mW/C Thermal Resistance from Junctionto 250 C/W R Functional Diagram Ambient 0JA Cathode Anode Forward Surge Current (Note 4) TA I 40 A FSM = 25C Additional Information Operating and Storage Temperature -65 to Uni-directional T T C J, stg Range +150 Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may Datasheet Resources Samples occur and reliability may be affected. 1. 10 X 1000 s, nonrepetitive. 2. 1 square copper pad, FR4 board. 3. FR4 board, using Littelfuse minimum recommended footprint, as shown in 403D-02 case outline dimensions spec. 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17TVS Diodes Surface Mount > 400W > 1SMA10CAT3G Series I-V Curve Characteristics (T = 25C unless otherwise noted) A Symbol Parameter I PP I Maximum Reverse Peak Pulse Current PP V Clamping Voltage I C PP I V Working Peak Reverse Voltage T RWM V V V I C BR RWM R I Maximum Reverse Leakage Current V I V V V R RWM R RWM BR C I T V Breakdown Voltage I BR T I Test Current T I PP 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17