1.5SMC6.8A thru 1.5SMC550CA Surface Mount Transient Voltage Suppressors Peak Pulse Power 1500W Breakdown Voltage 6.8 to 550V Features Low profile package with built-in strain relief for surface mounted applications Glass passivated junction Low incremental surge resistance Low inductance Excellent clamping capability 1500W peak pulse power capability with a 10/1000us waveform, repetition rate (duty cycle): 0.01% Very fast response time High temperature soldering: 250oC/10 seconds at terminals Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Mechanical Data Case: JEDEC DO-214AB (SMC) molded plastic over passivated junction Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: For uni-directional types the band denotes the cathode, which is positive with respect to the anode under normal TVS operation Weight: 0.007oz., 0.21g Devices for Bidirectional Applications For bi-directional devices, use suffix CA (e.g. 1.5SMC10CA). Electrical characteristics apply in both directions. Maximum Ratings and Thermal Characteristics (Ratings at 25oC ambient temperature unless otherwise specified.) Parameter Peak pulse power dissipation with a 10/1000us waveform (1) (2) (Fig. 1) Peak pulse current with a 10/1000us waveform (1) (Fig. 3) o Power dissipation on infinite heatsink, TA=50 C Symbol Value Unit P PPM Minimum 1500 W IPPM See Next Table A PM(AV) 6.5 W Peak forward surge current 8.3ms single half sine-wave uni-directional only (2) IFSM 200 Amps Thermal resistance junction to ambient air (3) RθJA 75 o C/W RθJL 15 o C/W TJ, TSTG -55 to +150 Thermal resistance junction to leads Operating junction and storage temperature range Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above TA=25oC per Fig. 2 2. Mounted on 0.31 x 0.31" (8.0 x 8.0mm) copper pads to each terminal 3. Mounted on minimum recommended pad layout 599 o C Electrical Characteristics Ratings at 25oC ambient temperature unless otherwise specified. VF=3.5V at IF=100A (uni-directional only) Device marking co d e Breakdow n voltage V(BR) (Volts) (1) Max. Test current at IT (mA) Stand-off voltage VWM (Volts) Maximum reverse leakage at VWM ID(4) (uA) Maximum peak pulse current IPPM(2) (A) Maximum clamping voltage at IPPM VC (Volts) Maximum temperature coefficient of V(BR) (% / oC) 0.057 Device type UNI BI Min. 1.5SMC6.8A 6V 8A 6V 8C 6.45 7.14 10 5.80 1000 143 10.5 1.5SMC7.5A 7V 5A 7V 5C 7.13 7.88 10 6.40 500 133 11.3 0.061 1.5SMC8.2A 8V 2A 8V 2C 7.79 8.61 10 7.02 200 124 12.1 0.065 1.5SMC9.1A 9V 1A 9V 1C 8.65 9.55 1.0 7.78 50 112 13.4 0.068 1.5SMC10A 10A 10C 9.50 10.5 1.0 8.55 10 103 14.5 0.073 1.5SMC11A 11A 11C 10.5 11.6 1.0 9.40 5.0 96.2 15.6 0.075 1.5SMC12A 12A 12C 11.4 12.6 1.0 10.2 5.0 89.8 16.7 0.078 1.5SMC13A 13A 13C 12.4 13.7 1.0 11.1 5.0 82.4 18.2 0.081 1.5SMC15A 15A 15C 14.3 15.8 1.0 12.8 1.0 70.8 21.2 0.084 0.086 1.5SMC16A 16A 16C 15.2 16.8 1.0 13.6 1.0 66.7 22.5 1.5SMC18A 18A 18C 17.1 18.9 1.0 15.3 1.0 59.5 25.2 0.089 1.5SMC20A 20A 20C 19.0 21.0 1.0 17.1 1.0 54.2 27.7 0.090 0.092 1.5SMC22A 22A 22C 20.9 23.1 1.0 18.8 1.0 49.0 30.6 1.5SMC24A 24A 24C 22.8 25.2 1.0 20.5 1.0 45.2 33.2 0.094 1.5SMC27A 27A 27C 25.7 28.4 1.0 23.1 1.0 40.0 37.5 0.096 0.097 1.5SMC30A 30A 30C 28.5 31.5 1.0 25.6 1.0 36.2 41.4 1.5SMC33A 33A 33C 31.4 34.7 1.0 28.2 1.0 32.8 45.7 0.098 1.5SMC36A 36A 36C 34.2 37.8 1.0 30.8 1.0 30.1 49.9 0.099 0.100 1.5SMC39A 39A 39C 37.1 41.0 1.0 33.3 1.0 27.8 53.9 1.5SMC43A 43A 43C 40.9 45.2 1.0 36.8 1.0 25.3 59.3 0.101 1.5SMC47A 47A 47C 44.7 49.4 1.0 40.2 1.0 23.1 64.8 0.101 1.5SMC51A 51A 51C 48.5 53.6 1.0 43.6 1.0 21.4 70.1 0.102 1.5SMC56A 56A 56C 53.2 58.8 1.0 47.8 1.0 19.5 77.0 0.103 1.5SMC62A 62A 62C 58.9 65.1 1.0 53.0 1.0 17.6 85.0 0.104 1.5SMC68A 68A 68C 64.6 71.4 1.0 58.1 1.0 16.3 92.0 0.104 1.5SMC75A 75A 75C 71.3 78.8 1.0 64.1 1.0 14.6 104 0.105 0.105 1.5SMC82A 82A 82C 77.9 86.1 1.0 70.1 1.0 13.3 113 1.5SMC91A 91A 91C 86.5 95.5 1.0 77.8 1.0 12.0 125 0.106 1.5SMC100A 100A 100C 95.0 105 1.0 85.5 1.0 10.9 137 0.106 0.107 1.5SMC110A 110A 110C 105 116 1.0 94.0 1.0 9.9 152 1.5SMC120A 120A 120C 114 126 1.0 102 1.0 9.1 165 0.107 1.5SMC130A 130A 130C 124 137 1.0 111 1.0 8.4 179 0.107 0.106 1.5SMC150A 150A 150C 143 158 1.0 128 1.0 7.2 207 1.5SMC160A 160A 160C 152 168 1.0 136 1.0 6.8 219 0.108 1.5SMC170A 170A 170C 162 179 1.0 145 1.0 6.4 234 0.108 0.108 1.5SMC180A 180A 180C 171 189 1.0 154 1.0 6.1 246 1.5SMC200A 200A 200C 190 210 1.0 171 1.0 5.5 274 0.108 1.5SMC220A 220A 220C 209 231 1.0 185 1.0 4.6 328 0.108 0.108 1.5SMC250A 250A 250C 237 263 1.0 214 1.0 4.4 344 1.5SMC300A 300A 300C 285 315 1.0 256 1.0 3.7 414 0.108 1.5SMC350A 350A 350C 332 368 1.0 300 1.0 3.2 482 0.108 0.108 1.5SMC400A 400A 400C 380 420 1.0 342 1.0 2.8 548 1.5SMC440A 440A 440C 418 462 1.0 376 1.0 2.5 602 0.108 1.5SMC480A 480A 480C 456 504 1.0 408 1.0 2.3 658 0.108 0.108 1.5SMC510A 510A 510C 485 535 1.0 434 1.0 2.1 698 1.5SMC530A 530A 530C 503.5 556.5 1.0 477 1.0 2.1 725 0.108 1.5SMC540A 540A 540C 513 567 1.0 459 1.0 2.0 740 0.108 1.5SMC550A 550A 550C 522.5 577.5 1.0 495 1.0 2.0 760 0.108 Notes: 1. V(BR) measured after IT applied for 300us, IT=square wave pulse or equivalent 2. Surge current waveform per Fig. 3 and derate per Fig. 2 3. All terms and symbols are consistent with ANSI/IEEE CA62.35 4. For bidirectional types with VR 10 volts and less, the ID limit is doubled 600 RATINGS AND CHARACTERISTIC CURVES (TA = 25oC unless otherwise noted) 601