TVS Diodes Surface Mount – 200W > SMF Series RoHS Pb e3 Description Uni-directional The SMF series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. 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. Agency Approvals AGENCY Features •Compatible with industrial standard package SOD-123F • For surface mounted applications to optimize board space • Low profile: maximum height of 1.1mm. • 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) • ESD protection of data lines in accordance with IEC 61000-4-2 (IEC801-2) • EFT protection of data lines in accordance with IEC 61000-4-4 (IEC801-4) • Low inductance, excellent clamping capability AGENCY FILE NUMBER E230531 Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10/1000µs (Note 1) PPPM 200 W Thermal Resistance Junction- toAmbient RTHJ-A 220 °C/W Thermal Resistance Junction- toLead RTHJ-L 100 °C/W Operating and Storage Temperature Range TJ,TSTG -55 to 150 °C Notes: 1. Non-repetitive current pulse, per Fig. 4 and derated above TA=25ºC per Fig. 3. Functional Diagram Bi-directional Cathode Anode Applications Uni-directional SMF Series • 200W peak pulsepower capability at 10/1000µs waveform, repetition rate (duty cycle): 0.01% • Fast response time: typically less than 1.0ns from 0 Volts to VBR min • High temperature soldering: 260°C/40 seconds at terminals • Glass passivated junction • Built-in strain relief • Plastic package has underwriters laboratory flammability 94V-O • Meet MSL level1, per J-STD-020, LF maximun peak of 260°C • Matte tin lead–free plated • Halogen-free and RoHS compliant • 2nd level interconnect is Pb-free per IPC/JEDEC J-STD-609A.01 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. 14 ©2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/09/14 HF RoHS SMF Series SMF Series TVS Diodes Surface Mount – 200W > SMF Series Electrical Characteristics (T =25°C unless otherwise noted) A Part Number SMF5.0A SMF6.0A SMF6.5A SMF7.0A SMF7.5A SMF8.0A SMF8.5A SMF9.0A SMF10A SMF11A SMF12A SMF13A SMF14A SMF15A SMF16A SMF17A SMF18A SMF20A SMF22A SMF24A SMF26A SMF28A SMF30A SMF33A SMF36A SMF40A SMF43A SMF45A SMF48A SMF51A SMF54A SMF58A SMF60A SMF64A SMF70A SMF75A SMF78A SMF85A Marking Code AE AG AK AM AP AR AT AV AX AZ BE BG BK BM BP BR BT BV BX BZ CE CG CK CM CP CR CT CV CX CZ DE RG RK RM RP RR RT RV Breakdown Voltage VBR (Volts) @ IT MIN MAX Test Current IT (mA) 6.40 6.67 7.22 7.78 8.33 8.89 9.44 10.00 11.10 12.20 13.30 14.40 15.60 16.70 17.80 18.90 20.0 0 22.20 24.40 26.70 28.90 31.10 33.30 36.70 40.0 0 44.40 47.80 50.00 53.30 56.70 60.00 64.40 66.70 71.10 77.80 83.30 86.70 94.40 7.00 7.37 7.98 8.60 9.21 9.83 10.40 11.10 12.30 13.50 14.70 15.90 17.20 18.50 19.70 20.90 22.10 24.50 26.90 29.50 31.90 34.40 36.80 40.60 44.20 49.10 52.80 55.30 58.90 62.70 66.30 71.20 73.70 78.60 86.00 92.10 95.80 104.00 10 10 10 10 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Maximum Reverse Stand Reverse off Voltage Leakage @ VR VR (V) IR (µA) 5.0 6.0 6.5 7.0 7.5 8.0 8.5 9.0 10 11 12 13 14 15 16 17 18 20 22 24 26 28 30 33 36 40 43 45 48 51 54 58 60 64 70 75 78 85 400 400 250 100 50 25 10 5 2.5 2.5 2.5 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 Maximum Peak Pulse Current Ipp (A) 21.7 19.4 17.9 16.7 15.5 14.7 13.9 13.0 11.8 11.0 10.1 9.3 8.6 8.2 7.7 7.2 6.8 6.2 5.6 5.1 4.8 4.4 4.1 3.8 3.4 3.1 2.9 2.8 2.6 2.4 2.3 2.1 1.8 1.7 1.5 1.4 1.4 1.3 Maximum Clamping Voltage @Ipp VC (V) 9.2 10.3 11.2 12.0 12.9 13.6 14.4 15.4 17.0 18.2 19.9 21.5 23.2 24.4 26.0 27.6 29.2 32.4 35.5 38.9 42.1 45.4 48.4 53.3 58.1 64.5 69.4 72.7 77.4 82.4 87.1 93.6 96.8 103.0 113.0 121.0 126.0 137.0 Agency Approval X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X Notes: 1. VBR measured after IT applied for 300µs, IT = sequare wave pulse or equivalent. 2. Surge current waveform per 10/1000µs exponential wave and derated per Fig.2. 3. All terms and symbols are consistent with ANSI/IEEE C62.35. SMF Series 15 ©2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/09/14 TVS Diodes Surface Mount – 200W > SMF Series I-V Curve Characteristics Uni-directional Vc VBR VR V IR VF IT Ipp PPPM VR VBR VC IR VF 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 suppressor 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 =25°C 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 0.00001 0.0001 0.001 td-Pulse Width (sec.) Time continues on next page. SMF Series 16 ©2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/09/14 TVS Diodes Surface Mount – 200W > SMF Series Ratings and Characteristic Curves (T =25°C unless otherwise noted) (Continued) A Figure 3 - Pulse Derating Curve Figure 4 - Pulse Waveform - 10/1000µS 150 IPPM- Peak Pulse Current, % IRSM Peak Pulse Power (PPP) or Current (IPP) Derating in Percentage % 100 80 60 40 20 0 0 25 50 75 100 125 150 tr=10µsec Half Value IPPM IPPM ( ) 2 50 TA-Ambient temperature (ºC) 10/1000µsec. Waveform as defined by R.E.A td 0 1.0 2.0 3.0 4.0 t-Time (ms) Figure 5 - Steady State Power Dissipation Derating Curve Figure 6 - Forward Voltage 0.9 Vf - Typical forward dropped voltage 1.50 PM(AV), Steady State Power Dissipation (W) Peak Value IPPM 100 0 175 TJ=25°C Pulse Width(td) is defined as the point where the peak current decays to 50% of IPPM 1.25 1.00 0.75 0.50 0.25 25 50 75 100 125 TL - Tab temperature (ºC) 150 0.7 0.6 0.5 0.4 0 -55 0 0 0.8 175 10 75 140 Temperature (ºC) Figure 7 - Cj vs. Working Peak Reverse Voltage 10000 1000 Cj (pf) Measured@Vr=0v 100 10 1 Measured@50%Vr 10 100 Vbr - Reverse breakdown voltage SMF Series 17 ©2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/09/14 TVS Diodes Surface Mount – 200W > SMF Series Soldering Parameters Pre Heat Lead–free assembly - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) 60 – 180 secs 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 - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) 60 – 150 seconds Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) 20 – 40 seconds Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 260°C Ramp-up TL SOD-123F plastic over glass passivated junction Polarity Color band denotes cathode except bipolar Terminal Matte tin-plated leads, solderable per JESD22-B102 Critical Zone TL to TP tL Ts(max) Ramp-down Ts(min) ts Preheat 25˚C t 25˚C to Peak Time (t) Environmental Specifications Physical Specifications Case tp TP Temperature (T) Reflow Condition High Temp. Storage JESD22-A103 HTRB JESD22-A108 Temperature Cycling JESD22-A104 MSL JEDEC-J-STD-020, Level 1 H3TRB JESD22-A101 RSH JESD22-B106 Dimensions - SOD-123F Package C Millimeters Inches Min Max Min Max A 2.50 2.90 0.0984 0.1142 B 3.40 3.90 0.1339 0.1535 C 0.70 1.20 0.0275 0.0472 E B A E Dimensions D 1.50 2.00 0.0591 0.0787 F E 0.35 0.90 0.0138 0.0354 F 0.05 0.26 0.0020 0.0102 G 0.00 0.10 0.0000 0.0039 H 0.95 1.10 0.0374 0.0433 G H D Mounting Pad Layout 1.6 (0.062) 1.3 (0.051) 1.4 (0.055) SMF Series 18 ©2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/09/14 TVS Diodes Surface Mount – 200W > SMF Series Part Numbering System Part Marking System SMF xx A LF 5% VBR VOLTAGE TOLERANCE Cathode Band XX YM VR VOLTAGE SERIES Marking Code Trace Code Marking Y:Year Code M: Month Code Packaging Options Part number Component Package Quantity Packaging Option Packaging Specification SMFXXX SOD-123F 3000 Tape & Reel – 8mm tape/7” reel EIA RS-481 SMFXXX-T13 SOD-123F 10000 Tape & Reel – 8mm tape/13” reel EIA RS-481 Tape and Reel Specification 0.157 (4.0) Cathode 0.31 (8.0) 0.157 (4.0) Optional 7” 7.0 (178) 13” 13.0 (330) 0.80 (20.2) Arbor Hole Dia. 0.33 (8.5) SMF Series 0.059 DIA (1.5) Cover tape Dimensions are in inches (and millimeters). Direction of Feed 19 ©2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 10/09/14