1SMC5.0AT3G Series, SZ1SMC5.0AT3G Series 1500 Watt Peak Power Zener Transient Voltage .com Suppressors Unidirectional* PLASTIC SURFACE MOUNT The SMC series is designed to protect voltage ZENER TRANSIENT sensitive components from high voltage, high energy transients. VOLTAGE SUPPRESSORS They have excellent clamping capability, high surge capability, 5.078 VOLTS low zener impedance and fast response time. The SMC series is 1500 WATT PEAK POWER supplied in 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 SMC many other industrial/consumer applications. CASE 403 PLASTIC Features Working Peak Reverse Voltage Range 5.0 V to 78 V Standard Zener Breakdown Voltage Range 6.7 V to 91.25 V Peak Power 1500 W 1 ms MARKING DIAGRAM ESD Rating of Class 3 (> 16 KV) per Human Body Model Maximum Clamp Voltage Peak Pulse Current Low Leakage < 5 A Above 10 V UL 497B for Isolated Loop Circuit Protection Maximum Temperature Coefficient Specified Response Time is Typically < 1 ns SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements AECQ101 Qualified and PPAP Capable PbFree Packages are Available Mechanical Characteristics: CASE: Void-free, transfer-molded, thermosetting plastic ORDERING INFORMATION FINISH: All external surfaces are corrosion resistant and leads are readily solderable Device Package Shipping MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260C for 10 Seconds LEADS: Modified LBend providing more contact area to bond pads POLARITY: Cathode indicated by molded polarity bend MOUNTING POSITION: Any DEVICE MARKING INFORMATION Specifications subject to change without notice. 2016 Littelfuse, Inc. 1 September 19, 2016 Rev. 8 1SMC5.0AT3/D1SMC5.0AT3G Series, SZ1SMC5.0AT3G Series MAXIMUM RATINGS Rating Symbol Value Unit Peak Power Dissipation (Note 1) T = 25C, Pulse Width = 1 ms P 1500 W L PK DC Power Dissipation T = 75C P 4.0 W L D Measured Zero Lead Length (Note 2) Derate Above 75C 54.6 mW/C Thermal Resistance from JunctiontoLead R 18.3 C/W JL DC Power Dissipation (Note 3) T = 25C P 0.75 W A D Derate Above 25C 6.1 mW/C Thermal Resistance from JunctiontoAmbient R 165 C/W JA Forward Surge Current (Note 4) T = 25C I 200 A A FSM Operating and Storage Temperature Range T , T 65 to +150 C J stg Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above het Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. 1. 10 x 1000 s, nonrepetitive. 2. 1 in square copper pad, FR4 board. 3. FR4 board, using Littelfuse minimum recommended footprint, as shown in 403 case outline dimensions spec. 4. 1/2 sine wave (or equivalent square wave), PW = 8.3 ms, duty cycle = 4 pulses per minute maximum. ELECTRICAL CHARACTERISTICS (T = 25C unless A I otherwise noted, V = 3.5 V Max I = 100 A) (Note 5) F F I F Symbol Parameter I Maximum Reverse Peak Pulse Current PP V Clamping Voltage I C PP V V V V Working Peak Reverse Voltage C BR RWM RWM V I V R F I Maximum Reverse Leakage Current V I R RWM T V Breakdown Voltage I BR T I Test Current T I Forward Current I F PP V Forward Voltage I F F UniDirectional TVS 5. 1/2 sine wave or equivalent, PW = 8.3 ms nonrepetitive duty cycle Specifications subject to change without notice. 2016 Littelfuse, Inc. 2 Publication Order Number: September 19, 2016 Rev. 8 1SMC5.0AT3/D