SMAJ5.0 THRU SMAJ170CA SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR Stand-off Voltage - 5.0 to 170 Volts Peak Pulse Power - 300 Watts FEATURES DO-214AC 0.065 (1.65) 0.110 (2.79) 0.100 (2.54) 0.049 (1.25) 0.177 (4.50) 0.157 (3.99) 0.012 (0.305) 0.006 (0.152) 0.090 (2.29) 0.078 (1.98) Optimized for LAN protection applications Ideal for ESD protection of data lines in accordance with IEC 1000-4-2 (IEC801-2) Ideal for EFT protection of data lines in accordance with IEC1000-4-4 (IEC801-4) Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Glass passivated junction Excellent clamping capability Low incremental surge resistance Fast response time: typically less than 1.0ps from 0 Volts to V(BR) min. 300W peak pulse power capability with a 10/1000s waveform, repetition rate (duty cycle): 0.01% High temperature soldering guaranteed: 250C/10 seconds at terminals 0.060 (1.52) MECHANICAL DATA 0.008 (0.203) MAX. 0.030 (0.76) 0.208 (5.28) 0.194 (4.93) Dimensions in inches and (millimeters) Case: JEDEC DO-214AC molded plastic body over passivated chip Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes positive end (cathode) Mounting Position: Any Weight: 0.002 ounces, 0.064 gram DEVICES FOR BIDIRECTIONAL APPLICATIONS For bidirectional use suffix C or CA Electrical characteristics apply in both directions. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. Peak pulse power dissipation with a 10/1000s waveform (NOTE 1,2,5, FIG.1) Peak forward surge current (NOTE 4) Peak pulse current with a 10/1000s waveform (NOTE 1) Steady state power dissipation (NOTE 3) Maximum instantaneous forward voltage at 25A (NOTE 4) Operating junction and storage temperature range SYMBOLS VALUE UNITS PPM Minimum 300 Watts IFSM 40.0 Amps IPPM SEE TABLE 1 Amps PM(AV) 1.0 Watts VF 3.5 Volts TJ, TSTG -55 to +150 C NOTES: (1) Non-repetitive current pulse, per Fig.3 and derated above TA=25C per Fig. 2 (2) Mounted on 5.0mm2 copper pads to each terminal (3) Lead temperature at 75C=TL per Fig. 5 (4) Measured on 8.3ms single half sine-wave. For uni-directional devices only. (5) Peak pulse power waveform is 10/1000S ELECTRICAL CHARACTERISTICS (TA=25C unless otherwise noted) Device Marking Code Breakdown Voltage V(BR) (Volts) at IT Min. Max. Test Current IT (mA) Maximum Clamping Voltage at IPPM Vc (Volts) Maximum Peak Pulse Surge Current IPPM (NOTE 5) (Amps) Maximum Reverse Leakage a VWM ID (A) Device UNI BI Working Peak Reverse Voltage VWM (Volts) SMAJ5.0 AD WD 5.0 6.40 7.81 10 9.6 31.3 800 SMAJ5.0A AE WE 5.0 6.40 7.08 10 9.2 32.6 800 (NOTE5) SMAJ6.0 AF WF 6.0 6.67 8.15 10 11.4 26.3 800 SMAJ6.0A AG WG 6.0 6.67 7.37 10 10.3 29.1 800 SMAJ6.5 AH WH 6.5 7.22 8.82 10 12.3 24.4 500 SMAJ6.5A AK WK 6.5 7.22 7.98 10 11.2 26.8 500 SMAJ7.0 AL WL 7.0 7.78 9.51 10 13.3 22.6 200 SMAJ7.0A AM WM 7.0 7.78 8.60 10 12.0 25.0 200 SMAJ7.5 AN WN 7.5 8.33 10.3 1.0 14.3 21.0 100 SMAJ7.5A AP WP 7.5 8.33 9.21 1.0 12.9 23.3 100 SMAJ8.0 AQ WQ 8.0 8.89 10.9 1.0 15.0 20.0 50.0 SMAJ8.0A AR WR 8.0 8.89 9.83 1.0 13.6 22.1 50.0 SMAJ8.5 AS WS 8.5 9.44 11.5 1.0 15.9 18.9 10.0 SMAJ8.5A AT WT 8.5 9.44 10.4 1.0 14.4 20.8 10.0 SMAJ9.0 AU WU 9.0 10.0 12.2 1.0 16.9 17.8 5.0 SMA J9.0A AV WV 9.0 10.0 11.1 1.0 15.4 19.5 5.0 SMAJ10 AW WW 10.0 11.1 13.6 1.0 18.8 16.0 5.0 SMAJ10A AX WX 10.0 11.1 12.3 1.0 17.0 17.6 5.0 SMAJ11 AY WY 11.0 12.2 14.9 1.0 20.1 14.9 5.0 SMAJ11A AZ WZ 11.0 12.2 13.5 1.0 18.2 16.5 5.0 SMAJ12 BD XD 12.0 13.3 16.3 1.0 22.0 13.6 5.0 SMAJ12A BE XE 12.0 13.3 14.7 1.0 19.9 15.1 5.0 SMAJ13 BF XF 13.0 14.4 17.6 1.0 23.8 12.6 5.0 SMAJ13A BG XG 13.0 14.4 15.9 1.0 21.5 14.0 5.0 SMAJ14 BH XH 14.0 15.6 19.1 1.0 25.8 11.6 5.0 SMAJ14A BK XK 14.0 15.6 17.2 1.0 23.2 12.9 5.0 SMAJ15 BL XL 15.0 16.7 20.4 1.0 26.9 11.2 5.0 SMAJ15A BM XM 15.0 16.7 18.5 1.0 24.4 12.3 5.0 SMAJ16 BN XN 16.0 17.8 21.8 1.0 28.8 10.4 5.0 SMAJ16A BP XP 16.0 17.8 19.7 1.0 26.0 11.5 5.0 SMAJ17 BQ XQ 17.0 18.9 23.1 1.0 30.5 9.8 5.0 SMAJ17A BR XR 17.0 18.9 20.9 1.0 27.6 10.9 5.0 SMAJ18 BS XS 18.0 20.0 24.4 1.0 32.2 9.3 5.0 SMAJ18A BT XT 18.0 20.0 22.1 1.0 29.2 10.3 5.0 SMAJ20 BU XU 20.0 22.2 27.1 1.0 35.8 8.4 5.0 SMAJ20A BV XV 20.0 22.2 24.5 1.0 32.4 9.3 5.0 SMAJ22 BW XW 22.0 24.4 29.8 1.0 39.4 7.6 5.0 SMAJ22A BX XX 22.0 24.4 26.9 1.0 35.5 8.5 5.0 SMAJ24 BY XY 24.0 26.7 32.6 1.0 43.0 7.0 5.0 SMAJ24A BZ XZ 24.0 26.7 29.5 1.0 38.9 7.7 5.0 SMAJ26 CD YD 26.0 28.9 35.3 1.0 46.6 6.4 5.0 SMAJ26A CE YE 26.0 28.9 31.9 1.0 42.1 7.1 5.0 SMAJ28 CF YF 28.0 31.1 38.0 1.0 50.0 6.0 5.0 SMAJ28A CG YG 28.0 31.1 34.4 1.0 45.4 6.6 5.0 SMAJ30 CH YH 30.0 33.3 40.7 1.0 53.5 5.6 5.0 SMAJ30A CK YK 30.0 33.3 36.8 1.0 48.4 6.2 5.0 SMAJ33 CL YL 33.0 36.7 44.9 1.0 59.0 5.1 5.0 SMAJ33A CM YM 33.0 36.7 40.6 1.0 53.3 5.6 5.0 SMAJ36 CN YN 36.0 40.0 48.9 1.0 64.3 4.7 5.0 SMAJ36A CP YP 36.0 40.0 44.2 1.0 58.1 5.2 5.0 SMAJ40 CQ YQ 40.0 44.4 54.3 1.0 71.4 4.2 5.0 SMAJ40A CR YR 40.0 44.4 49.1 1.0 64.5 4.7 5.0 SMAJ43 CS YS 43.0 47.8 58.4 1.0 76.7 3.9 5.0 SMAJ43A CT YT 43.0 47.8 52.8 1.0 69.4 4.3 5.0 SMAJ45 CU YU 45.0 50.0 61.1 1.0 80.3 3.7 5.0 ELECTRICAL CHARACTERISTICS (TA=25C unless otherwise noted) Device Marking Code Breakdown Voltage V(BR) (Volts) at IT Min. Max. Test Current IT (mA) Maximum Clamping Voltage at IPPM Vc (Volts) Maximum Peak pulse Surge Current IPPM (NOTE 5) (Amps) Maximum Reverse Leakage at VWM ID (A) Device UNI BI Working Peak Reverse Voltage VWM (Volts) SMAJ45A CV YV 45 50.0 55.3 1.0 72.7 4.1 5.0 SMAJ48 CW YW 48 53.3 65.1 1.0 85.5 3.5 5.0 SMAJ48A CX YX 48 53.3 58.9 1.0 77.4 3.9 5.0 SMAJ51 CY YY 51 56.7 69.3 1.0 91.1 3.3 5.0 SMAJ51A CZ YZ 51 56.7 62.7 1.0 82.4 3.6 5.0 SMAJ54 RD ZD 54 60.0 73.3 1.0 96.3 3.1 5.0 SMAJ54A RE ZE 54 60.0 66.3 1.0 87.1 3.4 5.0 SMAJ58 RF ZF 58 64.4 78.7 1.0 103.0 2.9 5.0 SMAJ58A RG ZG 58 64.4 71.2 1.0 93.6 3.2 5.0 SMAJ60 RH ZH 60 66.7 81.5 1.0 107.0 2.8 5.0 SMAJ60A RK ZK 60 66.7 73.7 1.0 96.8 3.1 5.0 SMAJ64 RL ZL 64 71.1 86.4 1.0 114.0 2.6 5.0 SMAJ64A RM ZM 64 71.1 78.6 1.0 103.0 2.9 5.0 SMAJ70 RN ZN 70 77.8 95.1 1.0 125 2.4 5.0 SMAJ70A RP ZP 70 77.8 86.0 1.0 113 2.7 5.0 SMAJ75 RQ ZQ 75 83.3 102 1.0 134 2.2 5.0 SMAJ75A RR ZR 75 83.3 92.1 1.0 121 2.5 5.0 SMAJ78 RS ZS 78 86.7 106 1.0 139 2.2 5.0 SMAJ78A RT ZT 78 86.7 95.8 1.0 126 2.4 5.0 SMAJ85 RU ZU 85 94.4 115 1.0 151 2.0 5.0 SMAJ85A RV ZV 85 94.4 104 1.0 137 2.2 5.0 SMAJ90 RW ZW 90 100 122 1.0 160 1.9 5.0 SMAJ90A RX ZX 90 100 111 1.0 146 2.1 5.0 SMAJ100 RY ZY 100 111 136 1.0 179 1.7 5.0 SMAJ100A RZ ZZ 100 111 123 1.0 162 1.9 5.0 SMAJ110 SD VD 110 122 149 1.0 196 1.5 5.0 SMAJ110A SE VE 110 122 135 1.0 177 1.7 5.0 (NOTE5) SMAJ120 SF VF 120 133 163 1.0 214 1.4 5.0 SMAJ120A SG VG 120 133 147 1.0 193 1.6 5.0 SMAJ130 SH VH 130 144 176 1.0 231 1.3 5.0 SMAJ130A SK VK 130 144 159 1.0 209 1.4 5.0 SMAJ150 SL VL 150 167 204 1.0 268 1.1 5.0 SMAJ150A SM VM 150 167 185 1.0 243 1.2 5.0 SMAJ160 SN VN 160 178 218 1.0 287 1.0 5.0 SMAJ160A SP VP 160 178 197 1.0 259 1.2 5.0 SMAJ170 SQ VQ 170 189 231 1.0 304 0.99 5.0 SMAJ170A SR VR 170 189 209 1.0 275 1.09 5.0 APPLICATION NOTES RECOMMENDED PAD LAYOUT The pad dimensions should be 0.010" (2.5mm) longer than the contact size in the lead axis. This allows a solder fillet to form, see figure below. Contact factory for soldering methods. MODIFIED J-BEND 0.060 MIN (1.52 MIN) 0.094 MAX (2.38 MAX) This device is designed specifically for transient voltage suppression from threats generated by ESD for board level load switching components. The wide leads assure a large surface contact for good heat dissipation, and a low resistance path for surge current flow to ground. This series is designed to optimize board space and for use with surface mount technology automated assembly equipment. They can be easily mounted on printed circuit boards and ceramic substrates to protect sensitive components from transient voltage damage. 0.050 MIN (1.27 MIN) 0.220 REF Dimensions in inches and (millimeters) MAXIMUM RATINGS AND CHARACTERISTIC CURVES SMAJ5.0 THRU SMAJ170CA FIG. 1 - PEAK PULSE POWER RATING CURVE PPPM, PEAK PULSE POWER, kW NON-REPETITIVE PULSE WAVEFORM SHOWN in FIG. 3 TA=25C 10 1.0 0.1 0.1s 1.0s 10s 1.0ms 100s 10ms td, PULSE WIDTH, sec. FIG. 3 - PULSE WAVEFORM PEAK PULSE POWER (Ppp) or CURRENT (IPPM) DERATING IN PERCENTAGE, % FIG. 2 - PULSE DERATING CURVE 100 100 75 50 25 0 0 tr=10sec. PEAK VALUE IPPM 100 10/1000sec. WAVEFORM as DEFINED by R.E.A. td 0 1.0 2.0 3.0 4.0 PM(AV), STEADY STATE POWER DISSIPATION, WATTS t, TIME, ms FIG. 5 - STEADY STATE POWER DERATING CURVE 1.00 L = 0.375"(9.5mm) LEAD LENGTHS 60 HZ RESISTIVE OR INDUCTIVE LOAD 100 125 150 175 200 TJ=25C f=1.0 MHZ Vsig=50mVp-p Measured at Stand-off Voltage, VWM 1,000 0.75 UNI-DIRECTIONAL 100 BI-DIRECTIONAL 10 1 10 100 200 V(BR), BREAKDOWN VOLTAGE, VOLTS 0.50 1.6 x 1.6 x .040" (40 x 40 x 1mm.) COPPER HEAT SINKS 0.25 0 0 25 50 75 100 125 150 175 200 TL, LEAD TEMPERATURE,C FIG. 7 - Typical Response to 8KV Positive Going ESD Pulse Per IEC1000 - 4-2 (IEC801-2) LET THROUGH VOLTAGE, VOLTS 75 FIG. 4 - TYPICAL JUNCTION CAPACITANCE CJ, JUNCTION CAPACITANCE, pF 0 50 10,000 HALF VALUE - IPPM 2 50 25 TA, AMBIENT TEMPERATURE, C PULSE WIDTH (td) is DEFINED as the POINT WHERE the PEAK CURRENT DECAYS to 50% of IPPM 105 84 63 42 21 0V IFSM, PEAK FORWARD SURGE CURRENT, AMPERES IPPM, PEAK PULSE CURRENT, % 150 FIG. 6 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT UNIDIRECTIONAL ONLY 50 TJ=TJ max. 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 40 30 20 10 0 1 10 NUMBER OF CYCLES AT 60 HZ -21 Device Used: SMAJ15C -42 -63 -84 -105 0 10 20 30 40 50 t, TIME, nsec 60 70 100