DB LECTRO Inc. SMAJ SERIES SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR VOLTAGE - 5.0 TO 170 Volts 400Watts Peak Pulse Power SMAJ PART NUMBER DEVICE MARKING CODE UNI-POLAR BI-POLAR UNI BI SMAJ5.0A SMAJ6.0A SMAJ6.5A SMAJ7.0A SMAJ7.5A SMAJ8.0A SMAJ8.5A SMAJ9.0A SMAJ10A SMAJ11A SMAJ12A SMAJ13A SMAJ14A SMAJ15A SMAJ16A SMAJ17A SMAJ18A SMAJ20A SMAJ22A SMAJ24A SMAJ26A SMAJ28A SMAJ30A SMAJ33A SMAJ36A SMAJ40A SMAJ43A SMAJ45A SMAJ48A SMAJ51A SMAJ54A SMAJ58A SMAJ60A SMAJ64A SMAJ70A SMAJ75A SMAJ78A SMAJ85A SMAJ90A SMAJ100A SMAJ110A SMAJ120A SMAJ130A SMAJ150A SMAJ160A SMAJ170A AE AG AK AM AP AR AT AV AX AZ BE BG BK BM BP BR BT BV BX BZ CE CG CK CM CP CR CT CV CX CZ RE RG RK RM RP RR RT RV RX RZ SE SG SK SM SP SR WE WG WK WM WP WR WT WV WX WZ XE XG XK XM XP XR XT XV XY XZ YE YG YK YM YP YR YT YV YX YZ ZE ZG ZK ZM ZP ZR ZT ZV ZX ZZ VE VG VK VM VP VR SMAJ5.0CA SMAJ6.0CA SMAJ6.5CA SMAJ7.0CA SMAJ7.5CA SMAJ8.0CA SMAJ8.5CA SMAJ9.0CA SMAJ10CA SMAJ11CA SMAJ12CA SMAJ13CA SMAJ14CA SMAJ15CA SMAJ16CA SMAJ17CA SMAJ18CA SMAJ20CA SMAJ22CA SMAJ24CA SMAJ26CA SMAJ28CA SMAJ30CA SMAJ33CA SMAJ36CA SMAJ40CA SMAJ43CA SMAJ45CA SMAJ48CA SMAJ51CA SMAJ54CA SMAJ58CA SMAJ60CA SMAJ64CA SMAJ70CA SMAJ75CA SMAJ78CA SMAJ85CA SMAJ90CA SMAJ100CA SMAJ110CA SMAJ120CA SMAJ130CA SMAJ150CA SMAJ160CA SMAJ170CA REVERSE BREAKDOWN BREAKDOWN TEST MAXIMUM PEAK REVERSE STANDVOLTAGE VOLTAGE CURRENT CLAMPING PULSE LEAKAGE OFF VBR(V) VBR(V) IT (mA) VOLTAGE CURRENT @ VRWM VOLTAGE @Ipp Vc(V) Ipp (A) MIN.@IT MAX.@IT IR(A) VRWM(V) 5.0 6.0 6.5 7.0 7.5 8.0 8.5 9.0 10.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0 20.0 22.0 24.0 26.0 28.0 30.0 33.0 36.0 40.0 43.0 45.0 48.0 51.0 54.0 58.0 60.0 64.0 70.0 75.0 78.0 85.0 90.0 100.0 110.0 120.0 130.0 150.0 160.0 170.0 6.40 6.67 7.22 7.78 8.33 8.89 9.44 10.00 11.10 12.20 13.30 14.40 15.60 16.70 17.80 18.90 20.00 22.20 24.40 26.70 28.90 31.10 33.30 36.70 40.00 44.40 47.80 50.00 53.30 56.70 60.00 64.40 66.70 71.10 77.80 83.30 86.70 94.40 100.00 111.00 122.00 133.00 144.00 167.00 178.00 189.00 7.00 7.37 7.98 8.60 9.21 9.83 10.40 11.10 12.30 13.50 14.70 15.90 17.20 18.50 19.70 20.90 22.10 24.50 26.90 29.50 31.90 34.40 36.80 40.60 44.20 49.10 52.80 55.30 58.90 62.70 66.30 71.20 73.70 78.60 86.00 92.10 95.80 104.00 111.00 123.00 135.00 147.00 159.00 185.00 197.00 209.00 10 10 10 10 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 9.2 10.3 11.2 12.0 12.9 13.6 14.4 15.4 17.0 18.2 19.9 21.5 23.2 24.4 26.0 27.6 29.2 32.4 35.5 38.9 42.1 45.4 48.4 53.3 58.1 64.5 69.4 72.7 77.4 82.4 87.1 93.6 96.8 103.0 113.0 121.0 126.0 137.0 146.0 162.0 177.0 193.0 209.0 243.0 259.0 275.0 43.5 38.8 35.7 33.3 31.0 29.4 27.8 26.0 23.5 22.0 20.1 18.6 17.2 16.4 15.4 14.5 13.7 12.3 11.3 10.3 9.5 8.8 8.3 7.5 6.9 6.2 5.8 5.5 5.2 4.9 4.6 4.3 4.1 3.9 3.5 3.3 3.2 2.9 2.7 2.5 2.3 2.1 1.9 1.6 1.5 1.5 800 800 500 200 100 50 20 10 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 For bidirectional type having Vrwm of 10 volts and less, the IR limit is double. For parts without A , the VBR is + 10% DB LECTRO Inc. 3600 boul. Matte suite i Brossard Qc J4Y-2Z2 tel:(450)-444-1424 fax:(450)-444-4714 DB LECTRO Inc. SMAJ SERIES SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR VOLTAGE-5.0 TO 170 Volts 400 Watt Peak Pulse Power FEATURES For surface mounted applications in order to optimize board space Low profile package Built-in strain relief Glass passivated junction Low inductance Excellent clamping capability Repetition Rate (duty cycle):0.01% Fast response time: typically less than 1.0ps from 0 Volts to V(BR) for unidirectional types Typical IR less than 1mA above 10V High Temperature solderting: 250C/10 seconds at terminals Plastic package has Underwriters Laboratory Flammability 94V-O Dimensions in inches and (millimeters) MECHANICAL DATA Case: JEDEC DO214AC. Molded plastic over glass passivated junction Terminal: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denoted positive end (cathode) except Bidirectional Standard Packaging: 12mm tape (EIA STD RS-481) Weight: 0.002 ounce, 0.061 gram DEVICES FOR BIPOLAR APPLICATION For Bidirectional use C or CA Suffix for types SMAJ5.0 thru types SMAJ170 (e.g. SMAJ5.0C , SMAJ170CA) Electrical characteristics apply in both directions MAXIMUM RATINGS AND CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. SYMBOL VALUE Minimum PPPM Peak Pulse Power Dissipation on 10/1000 s waveform (Note 1,2 ,FIG.1) 400 SEE IPPM Peak Pulse Current of on 10/1000 s waveform (Note 1,FIG.3) TABLE 1 Peak Forward Surge Current,8.3ms Single Half Sine-Wave IFSM 40 Superimposed on Rated Load,(JEDEC Method) (Note2,3) -55 to + TJ , TSTG Operating junction and Storage Temperature Range 150 RATING Notes :1.Non-repetitive current pulse , per Fig. 3 and derated above TA = 25 UNITS Watts Amps Amps per Fig. 2 . 2 2.Mounted on 5.0mm (0.03mm thick) Copper Pads to each terminal 3.8.3ms single half sine-wave , or equivalent square wave, Duty cycle = 4 pulses per minutes maximum. DB LECTRO Inc. 3600 boul. Matte suite i Brossard Qc J4Y-2Z2 tel:(450)-444-1424 fax:(450)-444-4714 DB LECTRO Inc. SMAJ SERIES RATINGS AND CHARACTERISTIC CURVES Ratings and Characteristic Curves(TA=25 unless otherwise noted) Fig. 1 - Peak Pulse Power Rating Fig.2 - Pulse Derating Curve 100 Peak Pulse Power (PPP) or Current (IPPM) Derating in Percentage,% PPPM-Peak Pulse Power (kW) 100 Non-repetitive Pulse Wavetorm shown in Fig.3 TA = 25C 10 SMAJ5.0 - SMAJ78 SMAJ85A - SMAJ170 1 0.2x0.2"(5.0x5.0mm) Copper Pad Areas 0.1 0.1s 1.0s 10s 100s 1.0ms 87.5 75 62.5 50 37.5 25 12.5 0.2x0.2"(5.0x5.0mm) Copper Pad Areas 0 10ms 0 td - Pulse Width (sec.) 50 75 100 125 150 175 200 TA - Ambient Temperature (C) Fig.4 - Typical Junction Capacitance Fig.3 - Pulse Waveform 10000 150 TJ = 25C f = 1.0MHZ Vsig = 50mVp-p TJ = 25C tr = 10sec. CJ - Junction Capacitance(pF) IPPM - Peak Pulse Current,% IRSM 25 Pulse Width(td)is defined as the point where the peak current decays to 50% of IPPM Peak Value IPPM 100 Half Value- IPPM 2 10/1000sec.Waveform as defined by R.E.A. 50 Measured at Stand-Off Voltage, VWM 1000 Uni-Directional 100 Bi-Directional 1000 td 10 0 1.0 0 2.0 3.0 3.0 4.0 10 1 4.0 1000 200 IFSM-Peak Forward Surge Current (A) Transient Thermal Impedance ( /W) 200 Fig.6 - Maximum Non-Repetitive Peak Forward Surge Current Uni-Directional Only Fig. 5 - Typ.Transient Thermal Impedance 100 10 1 0.001 100 VWM - Reverse Stand-Off Voltage (V) t - Time(ms) TJ = TJ max, 8.3ms Single Half Sine-Wave (JEDEC Method) 100 50 10 0.01 0.1 1 10 tp-Pulse Duration (sec) 100 1000 1 5 10 50 100 Number of Cycles at 60 Hz DB LECTRO Inc. 3600 boul. Matte suite i Brossard Qc J4Y-2Z2 tel:(450)-444-1424 fax:(450)-444-4714