SMAJ5.0 THRU SMAJ170CA SURFACE MOUNT TRANSZORBTM 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) 0.030 (0.76) MECHANICAL DATA 0.008 (0.203) MAX. 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: For uni-directional types the color band denotes the cathode, which is postitive with respect to the anode under normal TVS operation Mounting Position: Any Weight: 0.002 ounces, 0.064 gram DEVICES FOR BIDIRECTIONAL APPLICATIONS For bi-directional use suffix C or CA for types SMAJ5.0 thru SMAJ170 (e.g. SMAJ5.0C, SMAJ170CA) Electrical characteristics apply in both directions. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. SYMBOLS VALUE UNITS Peak pulse power dissipation with a 10/1000s waveform (NOTE 1, 2, FIG.1) PPM Minimum 300 Watts Peak pulse current with a 10/1000s waveform (NOTE 1) IPPM SEE TABLE 1 Amps Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) (NOTES 2, 3) - unidirectional only Maximum instantaneous forward voltage at 25A (NOTE 3) Operating junction and storage temperature range NOTES: (1) Non-repetitive current pulse, per Fig.3 and derated above TA=25C per Fig. 2 (2) Mounted on 0.2 x 0.2" (5.0 x 5.0mm) copper pads to each terminal (3) Measured on 8.3ms single half sine-wave. For uni-directional devices only. 1/20/99 IFSM 40.0 Amps VF 3.5 Volts TJ, TSTG -55 to +150 C ELECTRICAL CHARACTERISTICS (TA=25C unless otherwise noted) TABLE 1 Maximum Reverse Leakage a VWM (NOTE 3) ID (A) Maximum Peak Pulse Surge Current IPPM (NOTE 2) (Amps) Maximum Clamping Voltage at IPPM Vc (Volts) Device UNI BI Min. Max. Test Current IT (mA) SMAJ5.0 SMAJ5.0A SMAJ6.0 SMAJ6.0A SMAJ6.5 SMAJ6.5A SMAJ7.0 SMAJ7.0A SMAJ7.5 SMAJ7.5A SMAJ8.0 SMAJ8.0A SMAJ8.5 SMAJ8.5A SMAJ9.0 SMA J9.0A SMAJ10 AD AE AF AG AH AK AL AM AN AP AQ AR AS AT AU AV AW WD WE WF WG WH WK WL WM WN WP WQ WR WS WT WU WV WW 6.4 6.4 6.67 6.67 7.22 7.22 7.78 7.78 8.33 8.33 8.89 8.89 9.44 9.44 10.0 10.0 11.1 7.82 7.07 8.15 7.37 8.82 7.98 9.51 8.6 10.3 9.21 10.9 9.83 11.5 10.4 12.2 11.1 13.6 10 10 10 10 10 10 10 10 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 5.0 5.0 6.0 6.0 6.5 6.5 7.0 7.0 7.5 7.5 8.0 8.0 8.5 8.5 9.0 9.0 10.0 800 800 800 800 500 500 200 200 100 100 50.0 50.0 10.0 10.0 5.0 5.0 5.0 31.3 32.6 26.3 29.1 24.4 26.8 22.6 25.0 21.0 23.3 20.0 22.1 18.9 20.8 17.8 19.5 16.0 9.6 9.2 11.4 10.3 12.3 11.2 13.3 12.0 14.3 12.9 15.0 13.6 15.9 14.4 16.9 15.4 18.8 SMAJ10A SMAJ11 SMAJ11A SMAJ12 SMAJ12A SMAJ13 SMAJ13A SMAJ14 SMAJ14A SMAJ15 SMAJ15A SMAJ16 SMAJ16A SMAJ17 SMAJ17A SMAJ18 SMAJ18A SMAJ20 SMAJ20A SMAJ22 SMAJ22A SMAJ24 SMAJ24A SMAJ26 SMAJ26A SMAJ28 SMAJ28A SMAJ30 SMAJ30A SMAJ33 SMAJ33A SMAJ36 AX AY AZ BD BE BF BG BH BK BL BM BN BP BQ BR BS BT BU BV BW BX BY BZ CD CE CF CG CH CK CL CM CN WX WY WZ XD XE XF XG XH XK XL XM XN XP XQ XR XS XT XU XV XW XX XY XZ YD YE YF YG YH YK YL YM YN 11.1 12.2 12.2 13.3 13.3 14.4 14.4 15.6 15.6 16.7 16.7 17.8 17.8 18.9 18.9 20.0 20.0 22.2 22.2 24.4 24.4 26.7 26.7 28.9 28.9 31.1 31.1 33.3 33.3 36.7 36.7 40.0 12.3 14.9 13.5 16.3 14.7 17.6 15.9 19.1 17.2 20.4 18.5 21.8 19.7 23.1 20.9 24.4 22.1 27.1 24.5 29.8 26.9 32.6 29.5 35.3 31.9 38.0 34.4 40.7 36.8 44.9 40.6 48.9 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 1.0 1.0 1.0 1.0 1.0 10.0 11.0 11.0 12.0 12.0 13.0 13.0 14.0 14.0 15.0 15.0 16.0 16.0 17.0 17.0 18.0 18.0 20.0 20.0 22.0 22.0 24.0 24.0 26.0 26.0 28.0 28.0 30.0 30.0 33.0 33.0 36.0 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 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 17.6 14.9 16.5 13.6 15.1 12.6 14.0 11.6 12.9 11.2 12.3 10.4 11.5 9.8 10.9 9.3 10.3 8.4 9.3 7.6 8.5 7.0 7.7 6.4 7.1 6.0 6.6 5.6 6.2 5.1 5.6 4.7 17.0 20.1 18.2 22.0 19.9 23.8 21.5 25.8 23.2 26.9 24.4 28.8 26.0 30.5 27.6 32.2 29.2 35.8 32.4 39.4 35.5 43.0 38.9 46.6 42.1 50.0 45.4 53.5 48.4 59.0 53.3 64.3 SMAJ36A SMAJ40 SMAJ40A SMAJ43 SMAJ43A SMAJ45 SMAJ45A SMAJ48 SMAJ48A SMAJ51 SMAJ51A CP CQ CR CS CT CU CV CW CX CY CZ YP YQ YR YS YT YU YV YW YX YY YZ 40.0 44.4 44.4 47.8 47.8 50.0 50.0 53.3 53.3 56.7 56.7 44.2 54.3 49.1 58.4 52.8 61.1 55.3 65.1 58.9 69.3 62.7 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 36.0 40.0 40.0 43.0 43.0 45.0 45 48 48 51 51 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.2 4.2 4.7 3.9 4.3 80.3 72.7 85.5 77.4 91.1 82.4 58.1 71.4 64.5 76.7 69.4 3.7 4.1 3.5 3.9 3.3 3.6 Device Marking Code Breakdown Voltage V(BR) (Volts) at IT (NOTE 1) Working Peak Reverse Voltage VWM (Volts) ELECTRICAL CHARACTERISTICS (TA=25C unless otherwise noted) TABLE 1 (Cont'd) Maximum Reverse Leakage a VWM (NOTE 3) ID (A) Maximum Peak Pulse Surge Current IPPM (NOTE 2) (Amps) Maximum Clamping Voltage at IPPM Vc (Volts) Device UNI BI Min. Max. Test Current IT (mA) SMAJ54 RD ZD 60.0 73.3 1.0 54 5.0 96.3 3.1 SMAJ54A RE ZE 60.0 66.3 1.0 54 5.0 87.1 3.4 SMAJ58 RF ZF 64.4 78.7 1.0 58 5.0 103 2.9 SMAJ58A RG ZG 64.4 71.2 1.0 58 5.0 93.6 3.2 SMAJ60 RH ZH 66.7 81.5 1.0 60 5.0 107 2.8 SMAJ60A RK ZK 66.7 73.7 1.0 60 5.0 96.8 3.1 SMAJ64 RL ZL 71.1 86.4 1.0 64 5.0 114 2.6 SMAJ64A RM ZM 71.1 78.6 1.0 64 5.0 103 2.9 SMAJ70 RN ZN 77.8 95.1 1.0 70 5.0 125 2.4 Device Marking Code Breakdown Voltage V(BR) (Volts) at IT (NOTE 1) Working Peak Reverse Voltage VWM (Volts) SMAJ70A RP ZP 77.8 86 1.0 70 5.0 113 2.7 SMAJ75 RQ ZQ 83.3 102 1.0 75 5.0 134 2.2 SMAJ75A RR ZR 83.3 92.1 1.0 75 5.0 121 2.5 SMAJ78 RS ZS 86.7 106 1.0 78 5.0 139 2.2 SMAJ78A RT ZT 86.7 95.8 1.0 78 5.0 126 2.4 SMAJ85 RU ZU 94.4 115 1.0 85 5.0 151 2 SMAJ85A RV ZV 94.4 104 1.0 85 5.0 137 2.2 SMAJ90 RW ZW 100 122 1.0 90 5.0 160 1.9 SMAJ90A RX ZX 100 111 1.0 90 5.0 146 2.1 SMAJ100 RY ZY 111 136 1.0 100 5.0 179 1.7 SMAJ100A RZ ZZ 111 123 1.0 100 5.0 162 1.9 SMAJ110 SD VD 122 149 1.0 110 5.0 196 1.5 SMAJ110A SE VE 122 135 1.0 110 5.0 177 1.7 SMAJ120 SF VF 133 163 1.0 120 5.0 214 1.4 SMAJ120A SG VG 133 147 1.0 120 5.0 193 1.6 SMAJ130 SH VH 144 176 1.0 130 5.0 231 1.3 SMAJ130A SK VK 144 159 1.0 130 5.0 209 1.4 SMAJ150 SL VL 167 204 1.0 150 5.0 268 1.1 SMAJ150A SM VM 167 185 1.0 150 5.0 243 1.2 SMAJ160 SN VN 178 218 1.0 160 5.0 287 1.0 SMAJ160A SP VP 178 197 1.0 160 5.0 259 1.2 SMAJ170 SQ VQ 189 231 1 170 5.0 304 0.99 SMAJ170A SR VR 189 209 1.0 170 5.0 275 1.09 NOTES: (1) V(BR) measured after IT applied for 300s square wave pulse or equivalent (2) Surge current waveform per Fig. 3 and derate per Fig. 2 (3) For bi-directional types having VWM of 10 Volts and less, the ID limit is doubled (4) For the bi-directional SMAJ5.0CA, the maximum V(BR) is 7.25V. (5) All terms and symbols are consistent with ANSI/IEEE C62.35 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) 0.050 MIN (1.27 MIN) 0.220 REF Dimensions in inches (5.58)and (millimeters) 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. 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 0.2 x 0.2" (5.0 x 5.0mm) COPPER PAD AREAS 0.1 0.1ms 1.0ms 100ms 10ms 1.0ms 10ms td, PULSE WIDTH, sec. PEAK PULSE POWER (Ppp) or CURRENT (IPPM) DERATING IN PERCENTAGE, % FIG. 2 - PULSE DERATING CURVE 100 100 75 50 25 0.2 x 0.2" (5.0 x 5.0mm) COPPER PAD AREAS 0 0 25 50 75 100 125 150 175 TA, AMBIENT TEMPERATURE, C FIG. 4 - TYPICAL JUNCTION CAPACITANCE FIG. 3 - PULSE WAVEFORM 10,000 PULSE WIDTH (td) is DEFINED as the POINT WHERE the PEAK CURRENT DECAYS to 50% of IPPM tr=10sec. CJ, JUNCTION CAPACITANCE, pF IPPM, PEAK PULSE CURRENT, % 150 PEAK VALUE IPPM 100 HALF VALUE - IPPM 2 50 10/1000sec. WAVEFORM as DEFINED by R.E.A. 0 TJ=25C f=1.0 MHZ Vsig=50mVp-p Measured at Stand-off Voltage, VWM 1,000 UNI-DIRECTIONAL 100 BI-DIRECTIONAL td 10 4.0 3.0 2.0 1.0 0 1 t, TIME, ms 100 10 200 V(BR), BREAKDOWN VOLTAGE, VOLTS 105 84 63 42 21 0V -21 Device Used: SMAJ15C -42 -63 -84 -105 0 10 20 30 40 50 t, TIME, nsec 60 70 IFSM, PEAK FORWARD SURGE CURRENT, AMPERES LET THROUGH VOLTAGE, VOLTS FIG. 5- Typical Response to 8KV Positive Going ESD Pulse Per IEC1000 - 4-2 (IEC801-2) 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 100