TVS Diodes Surface Mount - SLD8S series SLD8S Series RoHS Pb e3 Description The SLD8S Series TVS Diode is housed in a SMTO-263 package with lead modifications. It is designed to protect sensitive electronics against lightning and inductive load switching voltage transient events for severe Automotive Load Dump applications. Features Agency Approvals AGENCY AGENCY FILE NUMBER E230531 Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Peak Pulse Power Dissipation 1. 10ms x 150ms test waveform PPPM 2. 10/1000 test waveform Value Unit 2200 W 7000 W Power dissipation on infinite heatsink at TC = 25 C PD 8.0 W Maximum Instantaneous Forward Voltage at 100A for Unidirectional only VF 1.8 V Peak forward surge current 8.3m single half sine-wave IFSM 1000 A Operating Junction and Storage Temperature Range TJ , TSTG -55 to 175 C RJC 0.9 C/W Typical Thermal Resistance Junction to case Functional Diagram * AEC-Q101 qualified * SMTO-263 package, and foot print is compatible to industrial popular DO218AB package * Meet ISO7637-2 5a/5b protection and ISO16750 load dump test (refer to APP note for details) * VBR @ TJ= VBR@25C x (1+T x (TJ - 25)) (T:Temperature Coefficient, typical value is 0.1% * Glass passivated chip junction in modified TO263 package * ESD protection of data lines in accordance with IEC 61000-4-2, 30kV(Air), 30kV(Contact) * EFT protection of data lines in accordance with IEC 61000-4-4 * Fast response time: typically less than 1.0ps from 0 Volts to BV min * Excellent clamping capability * Low incremental surge resistance * UL Recognized compound meeting flammability rating V-0 *M eets MSL level 1, per J-STD-020, LF maximun peak of 260C * For surface mounted applications to optimize board space * Low profile package * High temperature to reflow soldering guaranteed: 260C/10sec at terminals * Matte tin lead-free plated * Halogen free and RoHS compliant * Pb-free E3 means 2nd level interconnect is Pbfree and the terminal finish material is tin (Sn) (IPC/ JEDEC J-STD-609A.01) Applications Bi-directional Designed to protect sensitive electronics from: Cathode Anode Uni-directional - Inductive Load Switching - Alternator Load Dump (c)2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/30/18 TVS Diodes Surface Mount - SLD8S series Electrical Characteristics (T =25C unless otherwise noted) A Part Number (Uni) SLD8S12A SLD8S13A SLD8S14A SLD8S15A SLD8S16A SLD8S17A SLD8S18A SLD8S20A SLD8S22A SLD8S24A SLD8S26A SLD8S27A SLD8S28A SLD8S30A SLD8S33A SLD8S36A SLD8S40A SLD8S43A SLD8S48A SLD8S57A Breakdown Voltage VBR @ IT (V) MIN MAX Test Current IT (mA) 13.3 14.4 15.6 16.7 17.8 18.9 20.0 22.2 24.4 26.7 28.9 29.9 31.1 33.3 36.7 40.0 44.4 47.8 53.3 63.8 14.7 15.9 17.2 18.5 19.7 20.9 22.1 24.5 26.9 29.5 31.9 33.1 34.4 36.8 40.6 44.2 49.1 52.8 58.9 69.9 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 Reverse Stand off Voltage VR (Volts) Maximum Reverse Leakage IR@ VR (A) TJ=150OC Max. Reverse Leakage IR@ VR (A) Maximum Peak Pulse Surge Current Ipp (A) Maximum Clamping Voltage VC @ IPP (V) 12 13 14 15 16 17 18 20 22 24 26 27 28 30 33 36 40 43 48 57 10 10 10 10 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 352 326 301 286 269 253 240 216 197 180 167 160 154 144 132 121 108 101 89.7 75.5 19.9 21.5 23.2 24.4 26.0 27.6 29.2 32.4 35.5 38.9 42.1 43.6 45.4 48.4 53.3 58.1 64.5 69.4 77.4 92.7 Agency Approval 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 300s, IT= square wave pulse or equivalent. 2. Surge current waveform per 10/1000 exponential wave and derated per Fig. 2 3. All terms and symbols are consistent with ANSI/IEEE C62.35. Load Dump Test Wave Form Parameter 12V system 24V system US 65v to 87V 123V to 174V Ri 0.5 to 4 1 to 8 td 40 ms to 400 ms 100 ms to 350 ms tr (10 -50 )ms Note: LF use td=400ms for 12V system test; td=350ms for 24V system (c)2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/30/18 TVS Diodes Surface Mount - SLD8S series I-V Curve Characteristics PPPM Peak Pulse Power Dissipation -- Max power dissipation VR Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation VBR Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT) VC Clamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current) IR Reverse Leakage Current -- Current measured at VR VF Forward Voltage Drop for Uni-directional Uni-directional Vc VBR VR V IR VF IT Ipp Ratings and Characteristic Curves (T =25C unless otherwise noted) A Figure 1 - Peak Pulse Current Rating Curve Figure 2 - Peak Pulse Power Derating Curve Peak Pulse Power (PPP) or Current (IPP) Derating in Percentage % 100 PPPM-Peak Pulse Power(kW) 100 10 1 0.1 0.01 0.1 1 10 100 80 60 40 20 0 0 25 50 75 100 125 150 175 TJ - Initial Junction Temperature (C) t d-Pulse Width (ms) Figure 3 - Typical Transient Thermal Impedance C /W) Trans ient T hermal Impedanc e ( 100 R JA 10 R JC 1 0.1 0.01 0.01 0.1 1 10 100 t - Pulse Width (s) (c)2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/30/18 TVS Diodes Surface Mount - SLD8S series Figure 4 - Typical SOA Chart ISO7637 5A 12V Test System 0.50 ISO7637 5A 12V Test System 0.50 0.75 0.75 SLD12A SLD15A SLD20A SLD24A Ri(ohm) Ri(ohm) 1.00 1.25 1.00 1.25 Td:400ms Td:400ms 1.50 1.75 1.50 65 70 75 80 1.75 85 65 70 75 Vs(volt) 80 85 Vs(volt) Figure 5 - Typical Junction Capacitance ISO7637 5A 24V Test System 1.5 100 Uni-directional 2.0 Cj (nF) Ri(ohm) SLD30A SLD36A 2.5 10 3.0 Uni-directional @ VR Td:350ms 3.5 4.0 1 123 133 143 153 163 173 10 100 VBR - Reverse Breakdown Voltage (V) Vs(volt) Note: SOA (Safe Operation Area) refer to the area which below the curve line and refer to APP note for details. Soldering Parameters Pre Heat - Temperature Min (Ts(min)) 150C - Temperature Max (Ts(max)) 200C - Time (min to max) (ts) 60 - 180 secs Average ramp up rate (Liquidus Temp) (TL) to peak 5C/second max TS(max) to TL - Ramp-up Rate 5C/second max Reflow - Temperature (TL) (Liquidus) 217C - Time ( min to max) (TS) 60 - 150 seconds Peak Temperature (TP) 260+0/-5 C Time within 5C of actual peak Temperature (tp) 20 - 40 seconds Ramp-down Rate 5C/second max Time 25C to peak Temperature (TP) 8 minutes Max. Do not exceed 260C tP TP Pb - Free assembly Temperature Reflow Condition Ramp-up TL tL TS(max) Preheat TS(min) 25 Ramp-do Ramp-down tS time to peak temperature Time (c)2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/30/18 TVS Diodes Surface Mount - SLD8S series Physical Specifications Environmental Specifications Terminal Finish 100% Matte Tin-plated High Temp. Storage JESD22-A103 Body Material UL Recognized compound meeting flammability rating V-0 HTRB JESD22-A108 Temperature Cycling JESD22-A104 Lead Material Copper Alloy MSL JEDEC-J-STD-020, LEVEL 1 H3TRB JESD22-A101 RSH JESD22-A111 Dimensions F B G Dimensions E D J U C TOP VIEW I SIDE VIEW AREA: 0..11 IN2 0.413 (10.50) 0.085 (2.16) 0.331 0.276 (8.41) (7.01) 0.276 (7.01) 0.350 (8.89) 0.032 (0.81) 0.601 (15.27) 0.091 (2.30) M 0.320 (8.13) Millimeters Max Min Max A 0.568 0.600 14.44 15.24 B 0.380 0.420 9.65 10.67 C 0.098 0.114 2.50 2.90 D 0.169 0.189 4.30 4.80 E 0.102 0.118 2.60 3.00 H A Inches Min F 0.178 0.188 4.52 4.78 G 0.045 0.060 1.14 1.52 H 0.360 0.370 9.14 9.40 I 0.106 0.122 2.69 3.09 J 0.069 0.089 1.75 2.25 M 0.284 0.300 7.22 7.62 U 0 0.010 0 0.25 0.118 (3.00) BOTTOM VIEW RECOMMEND SOLDERING PAD OUTLINE Part Numbering System Part Marking System Power Dissipation Cathode Band SMTO-263 package SLD8SXXX YMXXX Y: Year Code M: Month Code XXX:Lot Code Voltage Littelfuse Logo 5% Voltage Tolerance Date Code Marking F SLD 8 S XX A Series Code (c)2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/30/18 TVS Diodes Surface Mount - SLD8S series Packaging Part Number Component Package Quantity Packaging Option SLD8SxxA SMTO-263 500 Embossed Carrier SMTO-263 Embossed Carrier Reel Pack (RP) Specifications Meets all EIA-481-2 Standards 0.63 (16.0) 0.157 (4.0) 0.059 DIA (1.5) 0.945 (24.0) 0.827 (21.0) * * Cover tape 0.512 (13.0) Arbor Hole Dia. 12.99 (330.0) Dimensions are in inches (and millimeters). 1.01 (25.7) Direction of Feed (c)2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/30/18