1.5KE6.8 - 1.5KE440CA series 0.966 - 1.066 1500 WATT AXIAL TRANSIENT VOLTAGE SUPPRESSORS Protect sensitive electronics against voltage transients induced by inductive load switching and lightning. Ideal for the protection of I/O interfaces, Vcc bus, and other integrated circuits used in telecom, computer, datacom and industrial electronics. FEATURES Min 25.4 Breakdown voltage range 6.8 to 440 Volts Uni-directional and Bi-directional 4.826 5.207 Glass passivated junction Low clamping factor 100% surge tested UL recognised 9.155 9.527 MAXIMUM RATING Peak Pulse Power (Ppk): 1500 Watts (10 x 1000s)@25C (see diagram on page 6 for wave form) 5 watt steady state Response time: 1 x 10-12 seconds (theoretical) Forward surge rating: 200 Amps, 8.3ms half sine wave, Min 25.4 (uni-directional devices only) Operating & storage temperature: -55C to +150C MECHANICAL CHARACTERISTICS Case: DO-201AD: Moulded plastic over glass passivated junction Terminals: Axial leads, solderable per MIL-STD-202 Method 208 Solderable leads = 230C for 10 seconds (1.59mm from case) All di i i All dimensions in mm Marking: cathode band, (positive terminal, uni-directional devices only), device code, logo Weight: 1.5 grammes (approx) ORDERING INFORMATION 1.5KE C A Voltage Bi-Directional 5% Voltage Tolerance Packaging Option B = Bulk (500 pcs) T = Tape and reeled (1500 pcs) 22 1 w w w. l i t t e l f u s e . c o m 1.5KE6.8 - 1.5KE440CA series Figure 2 - Continuous D.C. Power Derating Curve Continuous d.c. power dissipation Figure 1 - Peak Power Derating Curve Peak pulse power in percent of 25C rating W 1.0 100% 0.75 50% 0.50 Permissable area of operation Permissable area of operation 0.25 0 50C 100C 150C 200C Tamb C Percentage peak pulse power plotted against ambient temperature Figure 3 - Capacitance vs. Stand-off Voltage 0 0C 1000 Uni-directional Cj (pf) 100 10 Bi-directional 1 10 100 1000 Device Stand-off Voltage - Volts 100C 150C 200C Figure 4 - Peak Pulse Power vs. Pulse Time 10000 STAND-OFF VOLTAGE 50C Tamb C Continuous d.c. Power dissipation plotted against junction temperature Peak Pulse Power - Pp (kW) 0C 100 Exponential wave-form 10 Square wave-pulse 1 0.1 100ns 1s 10s 100s 1ms 10ms Pulse Time (tp) w w w. l i t t e l f u s e . c o m 23 1.5KE6.8 - 1.5KE440CA series ELECTRICAL SPECIFICATION @ Tamb 25C Part Number (Uni) Part Number (Bi) Breakdown Voltage VBR (Volts) @ IT Reverse Stand off Voltage VR (Volts) MIN MAX 7.48 mA Maximum Reverse Leakage I R @ VR (A) Maximum Clamping Voltage VC @ IPP (Volts) Maximum Peak Pulse Current IPP (A) Max Voltage Temperature Variation of VBR (%/C) 10.0 1.5KE6.8* 1.5KE6.8C* 5.50 6.12 1000.0 10.8 139.0 0.057 1.5KE6.8A* 1.5KE6.8CA* 5.80 6.45 7.14 10.0 1000.0 10.5 143.0 0.057 1.5KE7.5 1.5KE7.5C 6.05 6.75 8.25 10.0 500.0 11.7 128.0 0.061 1.5KE7.5A 1.5KE7.5CA 6.40 7.13 7.88 10.0 500.0 11.3 132.0 0.061 1.5KE8.2 1.5KE8.2C 6.63 7.38 9.02 10.0 200.0 12.5 120.0 0.065 1.5KE8.2A 1.5KE8.2CA 7.02 7.79 8.61 10.0 200.0 12.1 124.0 0.065 1.5KE9.1 1.5KE9.1C 7.37 8.19 10.00 1.0 50.0 13.8 109.0 0.068 9.55 1.0 1.5KE9.1A 1.5KE9.1CA 7.78 8.60 50.0 13.4 112.0 0.068 1.5KE10 1.5KE10C 8.10 9.00 11.00 1.0 10.0 15.0 100.0 0.073 1.5KE10A 1.5KE10CA 8.55 9.50 10.50 1.0 10.0 14.5 103.0 0.073 1.5KE11 1.5KE11C 8.92 9.90 12.10 1.0 5.0 16.2 93.0 0.075 1.5KE11A 1.5KE11CA 9.40 10.50 11.60 1.0 5.0 15.6 96.0 0.075 1.5KE12 1.5KE12C 9.72 10.80 13.20 1.0 5.0 17.3 87.0 0.078 1.5KE12A 1.5KE12CA 10.20 11.40 12.60 1.0 5.0 16.7 90.0 0.078 1.5KE13 1.5KE13C 10.50 11.70 14.30 1.0 5.0 19.0 79.0 0.081 1.5KE13A 1.5KE13CA 11.10 12.40 13.70 1.0 5.0 18.2 82.0 0.081 1.5KE15 1.5KE15C* 12.10 13.50 16.50 1.0 5.0 22.0 68.0 0.084 1.5KE15A 1.5KE15CA* 12.80 14.30 15.80 1.0 5.0 21.2 71.0 0.084 1.5KE16 1.5KE16C 12.90 14.40 17.60 1.0 5.0 23.5 64.0 0.086 1.5KE16A 1.5KE16CA 13.60 15.20 16.80 1.0 5.0 22.5 67.0 0.086 19.80 1.0 1.5KE18* 1.5KE18C* 14.50 16.20 5.0 26.5 56.5 0.088 1.5KE18A* 1.5KE18CA* 15.30 17.10 18.90 1.0 5.0 25.2 59.5 0.088 1.5KE20* 1.5KE20C 16.20 18.00 22.00 1.0 5.0 29.1 51.5 0.090 1.5KE20A* 1.5KE20CA 17.10 19.00 21.00 1.0 5.0 27.7 54.0 0.090 1.5KE22 1.5KE22C 17.80 19.80 24.20 1.0 5.0 31.9 47.0 0.092 1.5KE22A 1.5KE22CA 18.80 20.90 23.10 1.0 5.0 30.6 49.0 0.092 1.5KE24* 1.5KE24C* 19.40 21.60 26.40 1.0 5.0 34.7 43.0 0.094 25.20 1.0 1.5KE24A* 1.5KE24CA* 20.50 22.80 5.0 33.2 45.0 0.094 1.5KE27* 1.5KE27C* 21.80 24.30 29.70 1.0 5.0 39.1 38.5 0.096 1.5KE27A* 1.5KE27CA* 23.10 25.70 28.40 1.0 5.0 37.5 40.0 0.096 1.5KE30 1.5KE30C 24.30 27.00 33.00 1.0 5.0 43.5 34.5 0.097 1.5KE30A 1.5KE30CA 25.60 28.50 31.50 1.0 5.0 41.4 36.0 0.097 1.5KE33* 1.5KE33C 26.80 29.70 36.30 1.0 5.0 47.7 31.5 0.098 1.5KE33A* 1.5KE33CA 28.20 31.40 34.70 1.0 5.0 45.7 33.0 0.098 1.5KE36 1.5KE36C 29.10 32.40 39.60 1.0 5.0 52.0 29.0 0.099 1.5KE36A 1.5KE36CA 30.80 34.20 37.80 1.0 5.0 49.9 30.0 0.099 1.5KE39* 1.5KE39C 31.60 35.10 42.90 1.0 5.0 56.4 26.5 0.100 1.5KE39A* 1.5KE39CA 33.30 37.10 41.00 1.0 5.0 53.9 28.0 0.100 1.5KE43 1.5KE43C 34.80 38.70 47.30 1.0 5.0 61.9 24.0 0.101 1.5KE43A 1.5KE43CA 36.80 40.90 45.20 1.0 5.0 59.3 25.3 0.101 51.70 1.0 1.5KE47 1.5KE47C 38.10 42.30 5.0 67.8 22.2 0.101 1.5KE47A 1.5KE47CA 40.20 44.70 49.40 1.0 5.0 64.8 23.2 0.101 1.5KE51* 1.5KE51C 41.30 45.90 56.10 1.0 5.0 73.5 20.4 0.102 1.5KE51A 1.5KE51CA 43.60 48.50 53.60 1.0 5.0 70.1 21.4 0.102 Suffix `C' denotes Bi-directional device. Suffix `A' denotes 5% tolerance device, no suffix denotes a 10% tolerance device. 1. For Bi-directional devices having VR of 10 volts and below, the IR limit is doubled. 2. VF = 3.5 Volts max. for devices of VR <100v, and VF = 5.0 Volts max for devices of VR >100V. IF = 100A, 300 S square wave. * Preferred voltages. w w w. l i t t e l f u s e . c o m 19 1.5KE6.8 - 1.5KE440CA series ELECTRICAL SPECIFICATION @ Tamb 25C Part Number (Uni) Part Number (Bi) Breakdown Voltage VBR (Volts) @ IT Reverse Stand off Voltage VR (Volts) MIN MAX (mA) Maximum Reverse Leakage IR @ VR (A) Maximum Clamping Voltage VC @ IPP (Volts) Maximum Peak Pulse Current IPP (A) Max Voltage Temperature Variation of VBR (%/C) 1.5KE56 1.5KE56C 45.4 50.40 61.60 1.0 5.0 80.5 18.6 0.103 1.5KE56A 1.5KE56CA 47.8 53.20 58.80 1.0 5.0 77.0 19.5 0.103 1.5KE62 1.5KE62C 50.2 55.80 68.20 1.0 5.0 89.0 16.9 0.104 1.5KE62A 1.5KE62CA 53.0 58.90 65.10 1.0 5.0 85.0 17.7 0.104 1.5KE68 1.5KE68C 55.1 61.20 74.80 1.0 5.0 98.0 15.3 0.104 71.40 1.0 1.5KE68A 1.5KE68CA 58.1 64.60 5.0 92.0 16.3 0.104 1.5KE75 1.5KE75C* 60.7 67.50 82.50 1.0 5.0 108.0 13.9 0.105 1.5KE75A 1.5KE75CA* 64.1 71.30 78.80 1.0 5.0 103.0 14.6 0.105 1.5KE82 1.5KE82C 66.4 73.80 90.20 1.0 5.0 118.0 12.7 0.105 1.5KE82A 1.5KE82CA 70.1 77.90 86.10 1.0 5.0 113.0 13.3 0.105 1.5KE91 1.5KE91C 73.7 81.90 100.00 1.0 5.0 131.0 11.4 0.106 1.5KE91A 1.5KE91CA 77.8 86.50 95.50 1.0 5.0 125.0 12.0 0.106 110.00 1.0 1.5KE100 1.5KE100C 81.0 90.00 5.0 144.0 10.4 0.106 1.5KE100A 1.5KE100CA 85.5 95.00 105.00 1.0 5.0 137.0 11.0 0.106 1.5KE110 1.5KE110C 89.2 99.00 121.00 1.0 5.0 158.0 9.5 0.107 1.5KE110A 1.5KE110CA 94.0 105.00 116.00 1.0 5.0 152.0 9.9 0.107 1.5KE120* 1.5KE120C* 97.2 108.00 132.00 1.0 5.0 173.0 8.7 0.107 1.5KE120A* 1.5KE120CA* 102.0 114.00 126.00 1.0 5.0 165.0 9.1 0.107 1.5KE130 1.5KE130C 105.0 117.00 143.00 1.0 5.0 187.0 8.0 0.107 137.00 1.0 1.5KE130A 1.5KE130CA 111.0 124.00 5.0 179.0 8.4 0.107 1.5KE150 1.5KE150C 121.0 135.00 165.00 1.0 5.0 215.0 7.0 0.108 1.5KE150A 1.5KE150CA 128.0 143.00 158.00 1.0 5.0 207.0 7.2 0.108 1.5KE160 1.5KE160CC 130.0 144.00 176.00 1.0 5.0 230.0 6.5 0.108 1.5KE160A 1.5KE160CA 136.0 152.00 168.00 1.0 5.0 219.0 6.8 0.108 1.5KE170 1.5KE170C 138.0 153.00 187.00 1.0 5.0 244.0 6.2 0.108 179.00 1.0 1.5KE170A 1.5KE170CA 145.0 162.00 5.0 234.0 6.4 0.108 1.5KE180 1.5KE180C 146.0 162.00 198.00 1.0 5.0 258.0 5.8 0.108 1.5KE180A 1.5KE180CA 154.0 171.00 189.00 1.0 5.0 246.0 6.1 0.108 1.5KE200* 1.5KE200C* 162.0 180.00 220.00 1.0 5.0 287.0 5.2 0.108 1.5KE200A* 1.5KE200CA* 171.0 190.00 210.00 1.0 5.0 274.0 5.5 0.108 1.5KE220 1.5KE220C 175.0 198.00 242.00 1.0 5.0 344.0 4.3 0.108 1.5KE220A 1.5KE220CA 185.0 209.00 231.00 1.0 5.0 328.0 4.6 0.108 275.00 1.0 1.5KE250 1.5KE250C 202.0 225.00 5.0 360.0 5.0 0.110 1.5KE250A 1.5KE250CA 214.0 237.00 263.00 1.0 5.0 344.0 4.4 0.110 1.5KE300 1.5KE300C* 243.0 270.00 330.00 1.0 5.0 430.0 3.5 0.110 1.5KE300A 1.5KE300CA* 256.0 285.00 315.00 1.0 5.0 414.0 3.6 0.110 1.5KE350* 1.5KE350C 284.0 315.00 385.00 1.0 5.0 504.0 3.0 0.110 1.5KE350A* 1.5KE350CA 300.0 332.00 368.00 1.0 5.0 482.0 3.1 0.110 1.5KE400 1.5KE400C* 324.0 360.00 440.00 1.0 5.0 574.0 2.6 0.110 420.00 1.0 1.5KE400A 1.5KE400CA* 342.0 380.00 5.0 548.0 2.8 0.110 1.5KE440 1.5KE440C 356.0 396.00 484.00 1.0 5.0 631.0 2.4 0.110 1.5KE440A 1.5KE440CA 376.0 418.00 462.00 1.0 5.0 602.0 2.5 0.110 Suffix `C' denotes Bi-directional device. Suffix `A' denotes 5% tolerance device, no suffix denotes a 10% tolerance device. 1. For Bi-directional devices having VR of 10 volts and below, the IR limit is doubled. 2. VF = 3.5 Volts max. for devices of VR <100v, and VF = 5.0 Volts max for devices of VR >100V. IF = 100A, 300 S square wave. * Preferred voltages. 20 1 w w w. l i t t e l f u s e . c o m