SZ1.5SMC15AT3G

TVS Diodes Surface Mount > 1500W > SZ1.5SMC Series SZ1.5SMC Series RoHS Pb e3 Description The SZ1.5SMC 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 SZ1.5SMC series is supplied in the exclusive, cost-effective, highly reliable Littelfuse 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 • Zener Transient Overvoltage Suppressors Agency Approvals Agency • Working Peak Reverse Voltage Range − 5.8 V to 77.8 V Agency File Number E128662 • Standard Zener Breakdown Voltage Range − 6.45 V to 95.5V Maximum Ratings and Thermal Characteristics Parameter Peak Power Dissipation (Note 1) @ TL = 25°C, Pulse Width = 1 ms DC Power Dissipation @ TL = 75°C Measured Zero Lead Length (Note 2) Derate Above 75°C Thermal Resistance from Junction−to− Lead Symbol Value Unit PPK 1500 W PD 4.0 54.6 18.3 W mW/°C °C/W W mW/°C °C/W RƟJL DC Power Dissipation (Note 3) @ TA = 25°C Derate Above 25°C Thermal Resistance from Junction–to– Ambient RƟJA 0.75 6.1 165 Forward Surge Current (Note 4) @ TA = 25°C IFSM 200 A Operating and Storage Temperature Range TJ, Tstg -65 to +150 °C PD • Peak Power − 1500 W @ 1 ms • ESD Rating of Class 3 (> 16 KV) per Human Body Model • Maximum Clamp Voltage @ Peak Pulse Current • Low Leakage < 5 µA Above 10 V Functional Diagram • Recognized to UL 497B as an Isolated Loop Circuit Protector • Maximum Temperature Coefficient Specified • Response Time is Typically < 1 ns • Pb−Free Packages are Available • SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC− Q101 Qualified and PPAP Capable Bi-directional Cathode Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. 1. 10 x 1000 µs, non−repetitive. Anode Uni-directional Additional Information 2. 1 in square copper pad, FR−4 board. 3. FR−4 board, using Littelfuse minimum recommended footprint, as shown in 403-03 case outline dimensions spec. 4. 1/2 sine wave (or equivalent square wave), PW = 8.3 ms, duty cycle = 4 pulses per minute maximum. Datasheet Resources Samples © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 01/08/21 TVS Diodes Surface Mount > 1500W > SZ1.5SMC Series I-V Curve Characteristics For Uni-directional (TA = 25°C unless otherwise noted, VF = 3.5 V Max @ IF = 100 A) (Note 5) Symbol I Parameter IPP Maximum Reverse Peak Pulse Current VC Clamping Voltage @ IPP VRWM Working Peak Reverse Voltage IR Maximum Reverse Leakage Current @ VRWM VBR V Breakdown Voltage @ IT IT Test Current IF Forward Current VF Forward Voltage @ IF 5. 1/2 sine wave (or equivalent square wave), PW = 8.3 ms, non−repetitive duty cycle. Electrical Characteristics Device Device Marking (TA = 25°C unless otherwise noted) VRWM (Note 6) Breakdown Voltage IR @ VRWM VBR (V) Volts µA Min Nom VC @ IPP (Note 8) MV BR TYP. @ IT VC IPP Max mA Volts Amps %/ C (Note 7) SZ1.5SMC6.8AT3G 6V8A 5.8 1000 6.45 6.8 7.14 10 10.5 143 0.057 SZ1.5SMC7.5AT3G 7V5A 6.4 500 7.13 7.5 7.88 10 11.3 132 0.061 SZ1.5SMC10AT3G 10A 8.55 10 9.5 10 10.5 1 14.5 103 0.073 SZ1.5SMC12AT3G 12A 10.2 5 11.4 12 12.6 1 16.7 90 0.078 SZ1.5SMC13AT3G 13A 11.1 5 12.4 13 13.7 1 18.2 82 0.081 SZ1.5SMC15AT3G 15A 12.8 5 14.3 15 15.8 1 21.2 71 0.084 SZ1.5SMC16AT3G 16A 13.6 5 15.2 16 16.8 1 22.5 67 0.086 SZ1.5SMC18AT3G 18A 15.3 5 17.1 18 18.9 1 25.2 59.5 0.088 SZ1.5SMC20AT3G 20A 17.1 5 19 20 21 1 27.7 54 0.09 SZ1.5SMC22AT3G 22A 18.8 5 20.9 22 23.1 1 30.6 49 0.092 SZ1.5SMC24AT3G 24A 20.5 5 22.8 24 25.2 1 33.2 45 0.094 SZ1.5SMC27AT3G 27A 23.1 5 25.7 27 28.4 1 37.5 40 0.096 SZ1.5SMC30AT3G 30A 25.6 5 28.5 30 31.5 1 41.4 36 0.097 SZ1.5SMC33AT3G 33A 28.2 5 31.4 33 34.7 1 45.7 33 0.098 SZ1.5SMC36AT3G 36A 30.8 5 34.2 36 37.8 1 49.9 30 0.099 SZ1.5SMC39AT3G 39A 33.3 5 37.1 39 41 1 53.9 28 0.1 SZ1.5SMC43AT3G 43A 36.8 5 40.9 43 45.2 1 59.3 25.3 0.101 SZ1.5SMC47AT3G 47A 40.2 5 44.7 47 49.4 1 64.8 23.2 0.101 SZ1.5SMC51AT3G 51A 43.6 5 48.5 51 53.6 1 70.1 21.4 0.102 SZ1.5SMC56AT3G 56A 47.8 5 53.2 56 58.8 1 77 19.5 0.103 SZ1.5SMC62AT3G 62A 53 5 58.9 62 65.1 1 85 17.7 0.104 SZ1.5SMC68AT3G 68A 58.1 5 64.6 68 71.4 1 92 16.3 0.104 SZ1.5SMC75AT3G 75A 64.1 5 71.3 75 78.8 1 103 14.6 0.105 SZ1.5SMC82AT3G 82A 70.1 5 77.9 82 86.1 1 113 13.3 0.105 SZ1.5SMC91AT3G 91A 77.8 5 86.5 91 95.5 1 125 12 0.106 6. A transient suppressor is normally selected according to the maximum working peak reverse voltage (VRWM), which should be equal to or greater than the DC or continuous peak operating voltage level. 7. VBR measured at pulse test current IT at an ambient temperature of 25°C. 8. Surge current waveform per Figure 2 and derate per Figure 3 of the General Data − 1500 Watt at the beginning of this group. © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 01/08/21 TVS Diodes Surface Mount > 1500W > SZ1.5SMC Series Ratings and Characteristic Curves Figure 1. Pulse Rating Curve Figure 2. Pulse Waveform Ppk,Peak Power (KW) 100 10 1 0.00001 0.0001 0.001 0.01 0.1 1 10 tp Pulse Width (ms) Figure 3. Surge Derating Curve Figure 4. Typical Junction Capacitance vs. Bias Voltage 120 10000 TJ= 25˚C 80 C,Capacitance(pF) Peak Pulse Derating in % of PeakCURRENT 10*1000 Waveform 100 60 40 20 0 0 40 80 120 TA Ambient Temperature(˚C) 160 1000 SZ1.5SMC91AT3G 100 10 1 1 10 100 Bias Volatage (Volts) © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 01/08/21 TVS Diodes Surface Mount > 1500W > SZ1.5SMC Series Soldering Parameters Lead–free assembly Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) 60 – 120 secs Ramp-up TL Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow tp TP - Temperature (TL) (Liquidus) 217°C - Time (min to max) (tL) 60 – 150 seconds Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) 30 seconds max Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes max. Do not exceed 260°C Temperature (T) Reflow Condition Critical Zone TL to TP tL Ts(max) Ramp-down Ts(min) ts Preheat 25˚C t 25˚C to Peak Time (t) Physical Specifications Weight 0.00733 ounce, 0.228 grams Case JEDEC DO214AB. Void-Free, Transfer-Molded, Thermosetting Plastic Epoxy Meets UL 94V-0 Polarity Color band denotes cathode for unidirectional components. Terminal Matte Tin-plated leads, Solderable per JESD22-B102 Dimensions Environmental Specifications High Temp. Storage JESD22-A103 HTRB JESD22-A108 Temperature Cycling JESD22-A104 MSL JEDEC-J-STD-020, Level 1 H3TRB JESD22-A101 RSH JESD22-A111 Soldering Footprint HE E bD D A L L1 c Inches Dim mm inches A1 Ordering Information Millimeters Min Nom Max Min Nom Max A 0.079 0.087 0.095 2.00 2.22 2.41 A1 0.002 0.004 0.008 0.05 0.10 0.20 b 0.115 0.118 0.125 2.92 3.00 3.18 c 0.006 0.009 0.012 0.15 0.23 0.30 D 0.220 0.230 0.240 5.59 5.84 6.10 E 0.260 0.270 0.280 6.60 6.86 7.11 HE 0.305 0.313 0.320 7.75 7.94 8.13 L 0.030 0.040 0.050 0.76 1.02 1.27 L1 0.020 REF Device Package Shipping SZ1.5SMCxxAT3G SMC (Pb−Free) 2,500 / Tape & Reel 0.051 REF © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 01/08/21 TVS Diodes Surface Mount > 1500W > SZ1.5SMC Series Part Marking System 1 Cathode Part Numbering System SZ 1.5SMC xx XXXX YMAWW A T3 G 2 Anode Pb Free Plating Tape/Reel Designator Type Code XXXX =Device Code (max four digits) Y =Year M =Month A =Assembly Location WW =Lot Code A Uni Directional TVS SMC TVS VBR Voltage Zener Automotive Tape and Reel Specification 0.157 (4.0) 0.63 (16.0) Cathode mark for uni-directional components 0.315 (8.0) 0.061 DIA (1.55) Cover tape 13.0 (330) 0.80 (20.2) Arbor Hole Dia. 0.685 (17.4) Dimensions are in inches (and millimeters). Direction of Feed Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics. © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 01/08/21