TVS Diode Datasheet SMF4L Series Surface Mount 400W RoHS Pb e3 Description Uni-directional The SMF4L series of SOD-123FL small and flat lead low-profile plastic package is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Features & Benefits 400W peak pulsepower High temperature soldering: Bi-directional capability at 10/1000s 260C/30 seconds at waveform, repetition rate terminals (duty cycle): 0.01% VBR TJ= VBR 25C Compatible with industrial x (1+T x (TJ - 25)) standard package SOD-123FL (T:Temperature Coefficient, typical value is 0.1%) Low profile: maximum height of 1mm. Glass passivated junction Additional Information Low inductance, excellent Built-in strain relief clamping capability Plastic package is F or surface mounted ammabilitfl y rated V-0 per applications to optimize board Underwriters Laboratories space Meet MSL level1, per Typical failure mode is short J-STD-020, LF maximun peak from over-specified voltage or of 260C Resources Accessories Samples current Mat te tin leadfree plated Whisker test is conducted Halogen-free and RoHS based on JEDEC JESD201A compliant Agency Approvals per its table 4a and 4c Pb-free E3 means 2nd level IEC-61 000-4-2 ESD 30kV(Air), interconnect is Pb-free and Agency Agency File Number 30kV (Contact) the terminal finish material is ESD protection of dat a lines tin(Sn) (IPC/JEDEC J-STD- E230531 in accordance with IEC 609A.01) 61000-4-2 Recognized to UL 497B EFT protection of dat a lines in as an Isolated Loop Circuit Maximum Ratings and Thermal Characteristics accordance with IEC 61000- Protector O (T =25 C unless otherwise noted) 4-4 A F ast response time: typically Parameter Symbol Value Unit less than 1.0ns from 0 Volts to VBR min Peak Pulse Power 8/20s (Note2) 2000 W Dissipation at T =25C P A PPM 10/1000s (Note3) 400 W (Note 1) Applications Power Dissipation On Infinite Heat Sink at P 1 W D T =50C L SMF4L devices are ideal for the protection of I/O interfaces, VCC Thermal Resistance Junction to Ambient R 220 C/W bus and other vulnerable circuit used in cellular phones, portable JA devices, business machines, power supplies and other consumer Thermal Resistance Junction to Lead R 100 C/W JL applications. Operating and Storage Temperature Range T T -55 to 150 C J, STG Notes: 1. Non-repetitive current pulse, per Fig. 4 and derated above TJ (initial) =25C per Fig. 3. Functional Diagram 2. SMF4L5.0A~SMF4L8.5A Peak Pulse Power Dissipation is 1850W min, 2000W typical 8/20us 3. SMF4L5.0A~SMF4L8.5A Peak Pulse Power Dissipation is 370W min, 400W typical 10/1000s, SMF4L90A~SMF4L250A Peak Pulse Power Dissipation is 200W typical 10/1000s Bi-directional Cathode Anode Uni-directional 2021 Littelfuse, Inc. 1 Specifications are subject to change without notice. Revised: GD. 09/23/21TVS Diode Datasheet SMF4L Series Surface Mount 400W Electrical Characteristics (T =25 C unless otherwise noted) A Maximum Reverse Maximum Maximum Part Marking Breakdown Voltage Agency Test Peak Stand off Reverse Clamping Number Code V (Volts) I Approval BR T Current Pulse Voltage V Leakage Voltage R I (mA) Current I T pp (V) V I (A) I V (V) Uni-directional Bi-directional Uni-directional Bi-directional Min Max R R pp C (A) SMF4L5.0A - KE - 6.40 7.00 10 5.0 800 40.1 9.2 X SMF4L6.0A - KG - 6.67 7.37 10 6.0 800 35.9 10.3 X SMF4L6.5A - KK - 7.22 7.98 10 6.5 500 33.1 11.2 X SMF4L7.0A - KM - 7.78 8.60 10 7.0 200 30.9 12.0 X SMF4L7.5A - KP - 8.33 9.21 1 7.5 100 28.7 12.9 X SMF4L8.0A - KR - 8.89 9.83 1 8.0 50 27.2 13.6 X SMF4L8.5A - KT - 9.44 10.40 1 8.5 20 25.7 14.4 X SMF4L9.0A SMF4L9.0CA KV AV 10.00 11.10 1 9.0 5 26.4 15.4 X SMF4L10A SMF4L10CA KX AX 11.10 12.30 1 10 5 23.5 17.0 X SMF4L11A SMF4L11CA KZ AZ 12.2 13.50 1 11 1 22.0 18.2 X SMF4L12A SMF4L12CA LE BE 13.30 14.70 1 12 1 20.1 19.9 X SMF4L13A SMF4L13CA LG BG 14.40 15.90 1 13 1 18.6 21.5 X SMF4L14A SMF4L14CA LK BK 15.60 17.20 1 14 1 17.2 23.2 X SMF4L15A SMF4L15CA LM BM 16.70 18.50 1 15 1 16.4 24.4 X SMF4L16A SMF4L16CA LP BP 17.80 19.70 1 16 1 15.4 26.0 X SMF4L17A SMF4L17CA LR BR 18.90 20.90 1 17 1 14.5 27.6 X SMF4L18A SMF4L18CA LT BT 20.00 22.10 1 18 1 13.7 29.2 X SMF4L20A SMF4L20CA LV BV 22.20 24.50 1 20 1 12.3 32.4 X SMF4L22A SMF4L22CA LX BX 24.40 26.90 1 22 1 11.3 35.5 X SMF4L24A SMF4L24CA LZ BZ 26.70 29.50 1 24 1 10.3 38.9 X SMF4L26A SMF4L26CA ME CE 28.90 31.90 1 26 1 9.5 42.1 X SMF4L28A SMF4L28CA MG CG 31.10 34.40 1 28 1 8.8 45.4 X SMF4L30A SMF4L30CA MK CK 33.30 36.80 1 30 1 8.3 48.4 X SMF4L33A SMF4L33CA MM CM 36.70 40.60 1 33 1 7.5 53.3 X SMF4L36A SMF4L36CA MP CP 40.00 44.20 1 36 1 6.9 58.1 X SMF4L40A SMF4L40CA MR CR 44.40 49.10 1 40 1 6.2 64.5 X SMF4L43A SMF4L43CA MT CT 47.80 52.80 1 43 1 5.8 69.4 X SMF4L45A SMF4L45CA MV CV 50.00 55.30 1 45 1 5.5 72.7 X SMF4L48A SMF4L48CA MX CX 53.30 58.90 1 48 1 5.2 77.4 X SMF4L51A SMF4L51CA MZ CZ 56.70 62.70 1 51 1 4.9 82.4 X SMF4L54A - NE - 60.00 66.30 1 54 1 4.6 87.1 X SMF4L58A - NG - 64.40 71.20 1 58 1 4.3 93.6 X SMF4L60A - NK - 66.70 73.70 1 60 1 4.1 96.8 X SMF4L64A - NM - 71.10 78.60 1 64 1 3.9 103.0 X SMF4L70A - NP - 77.80 86.00 1 70 1 3.5 113.0 X SMF4L75A - NR - 83.30 92.10 1 75 1 3.3 121.0 X SMF4L78A - NT - 86.70 95.80 1 78 1 3.2 126.0 X SMF4L85A - NV - 94.40 104.00 1 85 1 2.9 137.0 X SMF4L90A - NX - 100.00 111.00 1 90 1 1.4 146.0 X SMF4L100A - NZ - 111.00 123.00 1 100 1 1.2 162.0 X SMF4L110A - OE - 122.00 135.00 1 110 1 1.1 177.0 X SMF4L120A - OG - 133.00 147.00 1 120 1 1.0 193.0 X SMF4L130A - OK - 144.00 159.00 1 130 1 1.0 209.0 X SMF4L150A - OM - 167.00 185.00 1 150 1 0.8 243.0 X SMF4L160A - OP - 178.00 197.00 1 160 1 0.8 259.0 X SMF4L170A - OR - 189.00 209.00 1 170 1 0.7 275.0 X SMF4L180A - OT - 201.00 222.00 1 180 1 0.7 292.0 - SMF4L188A - OV - 209.00 231.00 1 188 1 0.7 304.0 - SMF4L200A - OX - 224.00 247.00 1 200 1 0.6 324.0 - SMF4L220A - OZ - 246.00 272.00 1 220 1 0.6 356.0 - SMF4L250A - PE - 279.00 309.00 1 250 1 0.5 405.0 - Notes: 1. V measured after I applied for 300s, I = square wave pulse or equivalent. BR T T 2. Surge current waveform per 10/1000s exponential wave and derated per Fig.3. 3. All terms and symbols are consistent with ANSI/IEEE C62.35. 2021 Littelfuse, Inc. 2 Specifications are subject to change without notice. Revised: GD. 09/23/21