TVS Diodes Surface Mount - 200W > SMF Series SMF Series RoHS Pb e3 Description The SMF series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Uni-directional SMF package is 50% smaller in footprint when compare to SMA package and deliverying one of the low height profiles (1.1mm) in the industry. Bi-directional Agency Approvals Agency Agnecy File Number E230531 Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Peak Pulse Power Dissipation 8/20s at TA=25C 10/1000s (Note 2) PPPM Value 1000 200 Unit W Power Dissipation On Infinite Heat Sink at TL=50C PD 1 W Thermal Resistance Junction- to- Ambient RJA 220 C/W Thermal Resistance Junction- to- Lead RJL 100 C/W Operating Temperature Range TJ -65 to 150 C TSTG -65 to 175 C Storage Temperature Range Notes: 1. Non-repetitive current pulse, per Fig. 4 and derated above TJ (initial) =25C per Fig. 3. 2. SMF90A~SMF100A Peak Pulse Power Dissipation is 170W min, 200W typical @ 10/1000us Functional Diagram Bi-directional Cathode Anode Features *2 00W peak pulsepower capability at 10/1000s waveform, repetition rate (duty cycle): 0.01% *Compatible with industrial standard package SOD-123FL *L ow profile: maximum height of 1.1mm. * Low inductance, excellent clamping capability *F or surface mounted applications to optimize board space *H igh temperature to reflow soldering guaranteed: 260C/430sec * Typical failure mode is short from over-specified voltage or current * Whisker test is conducted based on JEDEC JESD201A per its table 4a and 4c * IEC-61000-4-2 ESD 30kV(Air), 30kV (Contact) *E SD protection of data lines in accordance with IEC 61000-4-2 *E FT protection of data lines in accordance with IEC 61000-4-4 *F ast response time: typically less than 1.0ns from 0 Volts to VBR min * Glass passivated junction * Built-in strain relief * Plastic package is flammability rated V-0 per Underwriters Laboratories * Meet MSL level1, per J-STD-020, LF maximun peak of 260C * Matte tin lead-free plated * Halogen-free and RoHS compliant * Pb-free E3 means 2nd level interconnect is Pb-free and the terminal finish material is tin(Sn) (IPC/ JEDEC J-STD609A.01) * UL Recognized to UL 497B Uni-directional Applications Additional Infomarion Datasheet Resources Samples SMF devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuit used in cellular phones, portable devices, business machines, power supplies and other consumer applications. (c) 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/02/20 TVS Diodes Surface Mount - 200W > SMF Series Electrical Characteristics (T =25C unless otherwise noted) A Part Number Marking Code Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Maximum Peak Reverse Stand Maximum ReClamping Pulse Current off Voltage verse Leakage Voltage @Ipp Ipp (A) VR (V) @ VR IR (A) VC (V) 10*1000us 10*1000us Agency Approval Uni Bi Uni Bi MIN MAX SMF5.0A SMF5.0CA AE HE 6.40 7.00 10 5.0 400 21.7 9.2 Uni X Bi - SMF6.0A SMF6.0CA AG HG 6.67 7.37 10 6.0 400 19.4 10.3 X - SMF6.5A SMF6.5CA AK HK 7.22 7.98 10 6.5 250 17.9 11.2 X - SMF7.0A SMF7.0CA AM HM 7.78 8.60 10 7.0 100 16.7 12.0 X - SMF7.5A SMF7.5CA AP HP 8.33 9.21 1 7.5 50 15.5 12.9 X - SMF8.0A SMF8.0CA AR HR 8.89 9.83 1 8.0 25 14.7 13.6 X - SMF8.5A SMF8.5CA AT HT 9.44 10.40 1 8.5 10 13.9 14.4 X - SMF9.0A SMF9.0CA AV HV 10.00 11.10 1 9.0 5 13.0 15.4 X - SMF10A SMF10CA AX HX 11.10 12.30 1 10 2.5 11.8 17.0 X - SMF11A SMF11CA AZ HZ 12.20 13.50 1 11 2.5 11.0 18.2 X - SMF12A SMF12CA BE IE 13.30 14.70 1 12 2.5 10.1 19.9 X - SMF13A SMF13CA BG IG 14.40 15.90 1 13 1.0 9.3 21.5 X - SMF14A SMF14CA BK IK 15.60 17.20 1 14 1.0 8.6 23.2 X - SMF15A SMF15CA BM IM 16.70 18.50 1 15 1.0 8.2 24.4 X - SMF16A SMF16CA BP IP 17.80 19.70 1 16 1.0 7.7 26.0 X - SMF17A SMF17CA BR IR 18.90 20.90 1 17 1.0 7.2 27.6 X - SMF18A SMF18CA BT IT 20.0 0 22.10 1 18 1.0 6.8 29.2 X - SMF20A SMF20CA BV IV 22.20 24.50 1 20 1.0 6.2 32.4 X - SMF22A SMF22CA BX IX 24.40 26.90 1 22 1.0 5.6 35.5 X - SMF24A SMF24CA BZ IZ 26.70 29.50 1 24 1.0 5.1 38.9 X - SMF26A SMF26CA CE JE 28.90 31.90 1 26 1.0 4.8 42.1 X - SMF28A SMF28CA CG JG 31.10 34.40 1 28 1.0 4.4 45.4 X - SMF30A SMF30CA CK JK 33.30 36.80 1 30 1.0 4.1 48.4 X - SMF33A SMF33CA CM JM 36.70 40.60 1 33 1.0 3.8 53.3 X - SMF36A SMF36CA CP JP 40.00 44.20 1 36 1.0 3.4 58.1 X - SMF40A SMF40CA CR JR 44.40 49.10 1 40 1.0 3.1 64.5 X - SMF43A SMF43CA CT JT 47.80 52.80 1 43 1.0 2.9 69.4 X - SMF45A SMF45CA CV JV 50.00 55.30 1 45 1.0 2.8 72.7 X - SMF48A SMF48CA CX JX 53.30 58.90 1 48 1.0 2.6 77.4 X - SMF51A SMF51CA CZ JZ 56.70 62.70 1 51 1.0 2.4 82.4 X - SMF54A SMF54CA DE KE 60.00 66.30 1 54 1.0 2.3 87.1 X - SMF58A SMF58CA RG KG 64.40 71.20 1 58 1.0 2.1 93.6 - - SMF60A SMF60CA RK KK 66.70 73.70 1 60 1.0 2.1 96.8 - - SMF64A SMF64CA RM KM 71.10 78.60 1 64 1.0 1.9 103.0 - - SMF70A SMF70CA RP KP 77.80 86.00 1 70 1.0 1.7 113.0 - - SMF75A SMF75CA RR KR 83.30 92.10 1 75 1.0 1.6 121.0 - - SMF78A SMF78CA RT KT 86.70 95.80 1 78 1.0 1.6 126.0 - - SMF85A SMF85CA RV KV 94.40 104.00 1 85 1.0 1.5 137.0 - - SMF90A SMF90CA RW KX 100.00 111.00 1 90 1.0 1.2 146.0 - - SMF100A SMF100CA RX KZ 111.00 123.00 1 100 1.0 1.1 162.0 - - SMF110A SMF110CA SE LE 122.00 135.00 1 110 1.0 1.1 177.0 - - SMF120A SMF120CA SG LG 133.00 147.00 1 120 1.0 1.0 193.0 - - SMF130A SMF130CA SK LK 144.00 159.00 1 130 1.0 1.0 209.0 - - SMF150A SMF150CA SM LM 167.00 185.00 1 150 1.0 0.8 243.0 - - SMF160A SMF160CA SP LP 178.00 197.00 1 160 1.0 0.8 259.0 - - SMF170A SMF170CA SR LR 189.00 209.00 1 170 1.0 0.7 275.0 - - SMF180A SMF180CA ST LT 201.00 222.00 1 180 1.0 0.7 292.0 - - SMF188A SMF188CA SV LV 209.00 231.00 1 188 1.0 0.7 304.0 - - SMF200A SMF200CA SX LX 224.00 247.00 1 200 1.0 0.6 324.0 - - SMF220A SMF220CA SZ LZ 246.00 272.00 1 220 1.0 0.6 356.0 - - SMF250A SMF250CA TE ME 279.00 309.00 1 250 1.0 0.5 405.0 - - -Notes: 1. VBR measured after IT applied for 300s, IT = square wave pulse or equivalent. 2. Surge current waveform per 10/1000s exponential wave and derated per Fig.2. 3. All terms and symbols are consistent with ANSI/IEEE C62.35. 4. For bidirectional type having VR of 10 volts and less, the IR limit is double. (c) 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/02/20 TVS Diodes Surface Mount - 200W > SMF Series I-V Curve Characteristics Uni-directional Bi-directional Ipp Vc VBR VR Vc VBR VR V IR VF IT IR IT VR VBR Vc V Ipp Ipp PPPM VR VBR VC IR VF IT IR Peak Pulse Power Dissipation -- Max power dissipation Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT) Clamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current) Reverse Leakage Current -- Current measured at VR Forward Voltage Drop for Uni-directional Ratings and Characteristic Curves (T =25C unless otherwise noted) A Figure 1 - TVS Transients Clamping Waveform Figure 2 - Peak Pulse Power Rating Curve Voltage Transients PPPM-Peak Pulse Power (kW) 10 Voltage or Current Voltage Across TVS Current Through TVS 1 0.1 0.000001 Time 0.00001 0.0001 0.001 td-Pulse Width (sec.) (c) 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/02/20 TVS Diodes Surface Mount - 200W > SMF Series Ratings and Characteristic Curves (T =25C unless otherwise noted) (Continued) A Figure 3 - Peak Pulse Power Derating Curve Figure 4 - Pulse Waveform - 10/1000S 150 80% IPPM- Peak Pulse Current, % IRSM Peak Pluse Power(PPP) or Current(IPP) Derating in Percentage % 100% SMF5.0 ~ SMF100 SMF110 ~ SMF250 60% 40% 20% 0% 0 25 50 75 100 125 150 175 TJ=25C Pulse Width(td) is defined as the point where the peak current decays to 50% of IPPM Peak Value IPPM 100 Half Value IPPM IPPM ( ) 2 50 0 TJ Initial Junction Temperature(C) 10/1000sec. Waveform as defined by R.E.A td 0 1.0 2.0 3.0 4.0 t-Time (ms) Figure 6 - Typical Junction Capacitance Figure 5 - Forward Voltage 10000 0.9 0.8 Uni-Directional V=0V 1000 Bi-Directional V=0V 0.7 Cj(pF) Vf - Typical forward dropped voltage tr=10sec 0.6 100 0.5 Uni/Bi-Directional V=VR 10 0.4 0 -55 10 75 1 140 Temperature (C) 1 10 100 1000 VBR - Reverse Breakdown Voltage(V) Figure 7 - Peak Forward Voltage Drop vs. Peak Forward Current Figure 8 - Maximum Non-Repetitive Forward Surge Current Uni-Directional Only IFSM - Peak Forward Surve Current(A) I F - Peak Forward Current(A) 35 10 1 0.1 0.01 0 0.5 1 1.5 2 2.5 3 V F - Peak Forward Voltage(V) 3.5 4 30 25 20 15 10 5 0 1 10 100 Number of Cycles at 60 Hz (c) 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/02/20 TVS Diodes Surface Mount - 200W > SMF Series Soldering Parameters Lead-free assembly Pre Heat - Temperature Min (Ts(min)) 150C - Temperature Max (Ts(max)) 200C - Time (min to max) (ts) 60 - 120 secs Average ramp up rate (Liquidus Temp (TL) to peak 3C/second max TS(max) to TL - Ramp-up Rate 3C/second max Reflow - Temperature (TL) (Liquidus) 217C - Time (min to max) (tL) 60 - 150 seconds Peak Temperature (TP) 260+0/-5 C Time within 5C of actual peak Temperature (tp) 30 Seconds Max Ramp-down Rate 6C/second Max Time 25C to peak Temperature (TP) 8 minutes Max. Do not exceed 260C tp TP Ramp-up TL Temperature (T) Reflow Condition Critical Zone TL to TP tL Ts(max) Ramp-down Ts(min) ts Preheat 25C t 25C to Peak Time (t) Environmental Specifications Physical Specifications Case SOD-123FL plastic over glass passivated junction High Temp. Storage JESD22-A103 Polarity Color band denotes cathode except bipolar HTRB JESD22-A108 Terminal Matte tin-plated leads, solderable per JESD22-B102 Temperature Cycling JESD22-A104 MSL JEDEC-J-STD-020, Level 1 H3TRB JESD22-A101 RSH JESD22-A111 Dimensions - SOD-123FL Package Dimensions Min Max 2.50 2.90 0.0984 0.1142 2.90 3.10 0.1142 0.1220 3.40 3.90 0.1339 0.1535 0.70 1.20 0.0275 0.0472 D 1.50 2.00 0.0591 0.0787 E 0.35 0.90 0.0138 0.0354 F 0.05 0.26 0.0020 0.0102 G 0.00 0.10 0.000 0.0039 SMF5.0A~SMF100A 0.95 1.10 0.0374 0.0433 SMF110A~SMF250A SMF5.0CA~SMF250CA 0.90 1.08 0.0354 0.0425 SMF5.0A~SMF100A SMF110A~SMF250A SMF5.0CA~SMF250CA B E C F C D G H H Inches Max E B A A Millimeters Min Mounting Pad Layout 1.6 (0.062) 1.3 (0.051) 1.4 (0.055) (c) 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/02/20 TVS Diodes Surface Mount - 200W > SMF Series Part Numbering System SMF Part Marking System xx C A LF 5% VBR Voltage Tolerance Cathode Band (for uni-directional products only) XX YM Bi-directional Marking Code Trace Code Marking VR Voltage Y:Year Code M: Month Code Series Packaging Options Component Package SOD-123FL Part number SMFXXX SMFXXX-T13 Quantity SOD-123FL Packaging Option Packaging Specification 3000 Tape & Reel - 8mm tape/7" reel EIA RS-481 10000 Tape & Reel - 8mm tape/13" reel EIA RS-481 Tape and Reel Specification 0.157 (4.0) 0.31 (8.0) 0.157 (4.0) 0.059 DIA (1.5) Cover tape 7.0 (178) 0.80 (20.2) Arbor Hole Dia. 0.33 (8.5) Dimensions are in inches (and millimeters). Direction of Feed Cathode 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. (c) 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/02/20