Automotive Transient Voltage Suppression Diodes Surface Mount - 400W > P4SMA Automotive Series P4SMA Automotive Series Description The P4SMA Automotive series is designed specifically to protect sensitive automotive equipment from voltage transients. Features Agency Approvals AGENCY AGENCY FILE NUMBER E230531 Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25C by 10x1000s waveform (Fig.1)(Note 1), (Note 2) PPPM 400 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 3.3 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 40 A Maximum Instantaneous Forward Voltage at 25A for Unidirectional only VF 3.5V V TJ , TSTG -65 to 150 C Typical Thermal Resistance Junction to Lead RuJL 30 C/W Typical Thermal Resistance Junction to Ambient RuJA 120 C/W Operating Junction and Storage Temperature Range * Fast response time: typically less than 1.0ps from 0V to BV min * Excellent clamping capability * Low incremental surge resistance * Typical IR less than 1A above 12V * High Temperature VBR = 0.1% x VBR@25C x T soldering guaranteed: * Glass passivated chip 260C/40 seconds at junction terminals * 400W peak pulse power * Plastic package has capability at 10x1000s Underwriters Laboratory waveform, repetition rate Flammability 94V-O (duty cycles):0.01% * Matte Tin Lead-free Plated * Halogen-Free * RoHS compliant *For surface mounted applications to optimize board space *Low profile package *Built-in strain relief * Typical maximum temperature coefficient Applications TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Notes: 1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2 . 2. Mounted on 0.2x0.2" (5.0 x 5.0mm) copper pad to each terminal. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. (c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/P4SMAAUTO.html for current information. P4SMA Automotive Series Revised: August 30, 2009 9:30 AM P4SMA Automotive Series RoHS Automotive Transient Voltage Suppression Diodes Surface Mount - 400W > P4SMA Series Electrical Characteristics Part Number (Uni) Part Number (Bi) Marking UNI BI Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT MIN MAX Maximum Maximum Maximum Test Agency Peak Reverse Current Clamping Approval Voltage VC Pulse Leakage IR IT @ Ipp Current Ipp @ VR (mA) (V) (A) (A) P4SMA12AAUTO P4SMA12CAAUTO 12AA 12CA 10.20 11.40 12.60 1 16.7 24.6 5 X P4SMA13AAUTO P4SMA13CAAUTO 13AA 13CA 11.10 12.40 13.70 1 18.2 22.5 1 X P4SMA15AAUTO P4SMA15CAAUTO 15AA 15CA 12.80 14.30 15.80 1 21.2 19.3 1 X P4SMA16AAUTO P4SMA16CAAUTO 16AA 16CA 13.60 15.20 16.80 1 22.5 18.2 1 X P4SMA18AAUTO P4SMA18CAAUTO 18AA 18CA 15.30 17.10 18.90 1 25.5 16.1 1 X P4SMA20AAUTO P4SMA20CAAUTO 20AA 20CA 17.10 19.00 21.00 1 27.7 14.8 1 X P4SMA22AAUTO P4SMA22CAAUTO 22AA 22CA 18.80 20.90 23.10 1 30.6 13.4 1 X P4SMA24AAUTO P4SMA24CAAUTO 24AA 24CA 20.50 22.80 25.20 1 33.2 12.3 1 X P4SMA27AAUTO P4SMA27CAAUTO 27AA 27CA 23.10 25.70 28.40 1 37.5 10.9 1 X P4SMA30AAUTO P4SMA30CAAUTO 30AA 30CA 25.60 28.50 31.50 1 41.4 9.9 1 X P4SMA33AAUTO P4SMA33CAAUTO 33AA 33CA 28.20 31.40 34.70 1 45.7 9.0 1 X P4SMA36AAUTO P4SMA36CAAUTO 36AA 36CA 30.80 34.20 37.80 1 49.9 8.2 1 X P4SMA39AAUTO P4SMA39CAAUTO 39AA 39CA 33.30 37.10 41.00 1 53.9 7.6 1 X P4SMA43AAUTO P4SMA43CAAUTO 43AA 43CA 36.80 40.90 45.20 1 59.3 6.9 1 X P4SMA47AAUTO P4SMA47CAAUTO 47AA 47CA 40.20 44.70 49.40 1 64.8 6.3 1 X The avaliable parts are "A" type only, the parts without A (VBR is 10%) is not avaliable. P4SMA Automotive Series Revised: August 30, 2009 9:24 AM (c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/P4SMAAUTO.html for current information. Automotive Transient Voltage Suppression Diodes Surface Mount - 400W > P4SMA Automotive Series Ratings and Characteristic Curves (T =25C unless otherwise noted) Figure 1 - Peak Pulse Power Rating Figure 2 - Pulse Derating Curve Peak Pulse Power (PPP) or Current (IPP) Derating in Percentage % PPPM-Peak Pulse Power (kW) 10 1 0.2x0.2" (5.0x5.0mm) Copper Pad Area 0.1 0.000001 0.00001 0.0001 0.001 100 80 60 40 20 0 0 Figure 3 - Pulse Waveform 75 100 125 150 175 10000 tr=10sec TJ=25C Pulse Width(td) is defined as the point where the peak current decays to 50% of IPPM Peak Value IPPM 100 Bi-directional V=0V 1000 Cj (pF) IPPM- Peak Pulse Current, % IRSM 50 Figure 4 - Typical Junction Capacitance 150 Half Value IPPM IPPM ( ) 2 50 1.0 2.0 Uni-directional @VR 100 10 td 0 Uni-directional V=0V Bi-directional @VR 10/1000sec. Waveform as defined by R.E.A 0 3.0 Tj=25C f=1.0MHz Vsig=50mVp-p 1 1.0 4.0 Figure 5 - Steady State Power Dissipation Derating Curve 10.0 100.0 1000.0 VBR - Reverse Breakdown Voltage (V) t-Time (ms) Figure 6 - Maximum Non-Repetitive Forward Surge Current Uni-Directional Only 1.2 45 1 IFSM - Peak Forward Surge Current (A) PM(AV), Steady State Power Dissipation (W) 25 TA-Ambient temperature (C) td-Pulse Width (sec.) 0.8 0.6 0.4 0.2 0 0 25 50 75 100 125 150 175 TA - Ambient Temperature (C) (c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/P4SMAAUTO.html for current information. 40 35 30 25 20 15 10 5 0 1 10 100 Number of Cyles at 60 Hz P4SMA Automotive Series Revised: August 30, 2009 9:30 AM P4SMA Automotive Series A Automotive Transient Voltage Suppression Diodes Surface Mount - 400W > P4SMA Series Soldering Parameters Lead-free assembly Pre Heat - Temperature Min (Ts(min)) 150C - Temperature Max (Ts(max)) 200C - Time (min to max) (ts) 60 - 180 secs Ramp-up TL 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) (ts) 60 - 150 seconds tL Peak Temperature (TP) 260 20 - 40 seconds Critical Zone TL to TP Ts(max) Ramp-down Ts(min) ts Preheat 25C Time within 5C of actual peak Temperature (tp) +0/-5 tp TP Temperature (T) Reflow Condition t 25C to Peak Time (t) C Ramp-down Rate 6C/second max Time 25C to peak Temperature (TP) 8 minutes Max. Do not exceed 280C Physical Specifications Environmental Specifications Weight 0.002 ounce, 0.061 gram Temperature Cycle JESD22-A104 Case JEDEC DO-214AC. Molded plastic body over glass passivated junction Pressure Cooker JESD 22-A102 Polarity olor band denotes positive end C (cathode) except bidirectional High Temp. Storage JESD22-A103 Terminal Matte Tin-plated leads, Solderable per JESD22-B102D HTRB JESD22-A108 Thermal Shock JESD22-A106 Dimensions DO-214AC (SMA) Dimensions Cathode Band C A B H D F E G J K L I Inches Millimeters Min Max Min Max A 0.049 0.065 1.250 1.650 B 0.157 0.177 3.990 4.500 C 0.100 0.110 2.540 2.790 D 0.078 0.090 1.980 2.290 E 0.030 0.060 0.780 1.520 F - 0.008 - 0.203 G 0.194 0.208 4.930 5.280 H 0.006 0.012 0.152 0.305 I 0.070 - 1.800 - J 0.082 - 2.100 - K - 0.090 - 2.300 L 0.082 - 2.100 - Solder Pads dimensions in mm) P4SMA Automotive(allSeries Revised: August 30, 2009 9:24 AM (c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/P4SMAAUTO.html for current information. Automotive Transient Voltage Suppression Diodes Surface Mount - 400W > P4SMA Automotive Series Part Numbering System Part Marking System XXXX 5% VOLTAGE TOLERANCE F BI-DIRECTIONAL VOLTAGE SERIES Littelfuse Logo Marking Code Packaging Part number Component Package P4SMAxxxXXAUTO DO-214AC Quantity 5000 (c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/P4SMAAUTO.html for current information. Packaging Option Tape & Reel - 12mm/13" tape Packaging Specification EIA STD RS-481 P4SMA Automotive Series Revised: August 30, 2009 9:30 AM P4SMA Automotive Series Cathode Band P4SMA XXX C A AUTO (c)2009 Littelfuse, Inc. Revised: August 30, 2009 9:24 AM