20KPA SERIES 20000 Watts Axial Leaded Transient Voltage Suppressor Features · Plastic package has Underwriters Laboratory Flammability Classification 94V-0 · Glass passivated junction · 20000W Peak Pulse Power A B A capability on 10/1000 µs waveform · Excellent clamping capability · Repetition rate (duty cycle):0.05% · Low incremental surge resistance · Fast response time: typically less D than 1.0 ps from 0 volts to BV C R-6 Dim Min Max A 25.4 — B 8.60 9.10 C 1.20 1.30 D 8.60 9.10 All Dimensions in mm · Typical Id less than 1µA above 10V · High temperature soldering guaranteed: 265°C/10 seconds/.375", (9.5mm) lead length, 5lbs., (2.3kg) tension Mechanical Data · Case:Molded plastic over glass passivated junction · Terminals: Plated Axial leads, solderable per MIL-STD-750, Method 2026 · Polarity: Color band denoted positive end (cathode) except Bipolar · Mounting Position: Any · Weight: 0.07 ounce, 2.1 gram Maximum Ratings and Electrical Characteristics @ TA = 25°C unless otherwise specified RATING SYMBOL VALUE Peak Pulse Power Dissipation on 10/1000 µs Pppm Minimum 20000 waveform (NOTE 1) Peak Pulse Current of on 10-1000 µs waveform Ippm SEE TABLE 1 (NOTE 1) Steady State Power Dissipation at Tl=75 °C Pm(AV) 8.0 Lead Lengths.375", (9.5mm)(NOTE 2) Peak Forward Surge Current, 8.3ms Sine-Wave IFSM 400.0 Superimposed on Rated Load, (JEDEC Method) (NOTE 3) Operatings and Storage Temperature Range Tj, Tstg -55 to +175 NOTES: 1.Non-repetitive current pulse, per Fig.3 and derated above Ta=25 °C per Fig.2. 2.Mounted on Copper Pad area of 0.8x0.8" (20x20mm) per Fig.5. 3.8.3ms single half sine-wave, or equivalent square wave, Duty cycle=4 pulses per minutes maximum 1of4 UNITS Watts Amps Watts Amps °C Part Number TEST REVERSE BREAKDOWN VOLTAGE CURRENT STANDOFF VBR (V) (IT ) VOLTAGE VRWM (V) MIN. @ IT mA MAXIMUM PEAK REVERSE CLAMPING PULSE LEAKAGE VOLTAGE CURRENT @ VRWM IR @IPP Vc (V) IPP (A) (µA) 20KPA20CA 20KPA20A 20KPA24CA 20KPA24A 20.00 20.00 24.00 24.00 22.34 22.34 26.81 26.81 50 50 50 50 36.8 36.8 41.2 41.2 548.9 548.9 490.3 490.3 5000 5000 5000 5000 20KPA26CA 20KPA26A 20KPA28CA 20KPA28A 26.00 26.00 28.00 28.00 29.04 29.04 31.28 31.28 50 50 50 50 44.7 44.7 48.0 48.0 451.9 451.9 420.8 420.8 2000 2000 1000 1000 20KPA30CA 20KPA30A 20KPA32CA 20KPA32A 30.00 30.00 32.00 32.00 33.51 33.51 35.74 35.74 5 5 5 5 51.5 51.5 54.3 54.3 392.2 392.2 372.0 372.0 250 250 150 150 20KPA34CA 20KPA34A 20KPA36CA 20KPA36A 34.00 34.00 36.00 36.00 38.00 38.00 40.20 40.20 5 5 5 5 57.5 57.5 61.5 61.5 351.3 351.3 328.5 328.5 50 50 20 20 20KPA40CA 20KPA40A 20KPA44CA 20KPA44A 40.00 40.00 44.00 44.00 44.70 44.70 49.10 49.10 5 5 5 5 67.8 67.8 72.7 72.7 297.9 297.9 277.9 277.9 15 15 10 10 20KPA48CA 20KPA48A 20KPA52CA 20KPA52A 48.00 48.00 52.00 52.00 53.60 53.60 58.10 58.10 5 5 5 5 79.4 79.4 85.8 85.8 254.4 254.4 235.4 235.4 10 10 10 10 20KPA56CA 20KPA56A 20KPA60CA 20KPA60A 56.00 56.00 60.00 60.00 62.60 62.60 67.00 67.00 5 5 5 5 92.6 92.6 97.6 97.6 218.1 218.1 207.0 207.0 10 10 10 10 20KPA64CA 20KPA64A 20KPA68CA 20KPA68A 64.00 64.00 68.00 68.00 71.50 71.50 76.00 76.00 5 5 5 5 104.0 104.0 110.0 110.0 194.2 194.2 183.6 183.6 10 10 10 10 20KPA72CA 20KPA72A 20KPA80CA 20KPA80A 72.00 72.00 80.00 80.00 80.40 80.40 89.40 89.40 5 5 5 5 116.0 116.0 130.0 130.0 174.1 174.1 155.4 155.4 10 10 10 10 142.3 142.3 130.3 130.3 10 10 10 10 20KPA88CA 88.00 98.30 5 142.0 88.00 98.30 5 142.0 20KPA88A 96.00 107.20 5 155.0 20KPA96CA 96.00 107.20 5 155.0 20KPA96A For bidirectional type having Vrwm of 40 volts and less, the IR limit is double For parts without A , the VBR is + 10% 2of4 Part Number REVERSE BREAKDOWN TEST VOLTAGE STANDOFF CURRENT VBR (V) (IT ) VOLTAGE VRWM (V) MIN. @ IT mA MAXIMUM CLAMPING VOLTAGE @IPP Vc (V) PEAK REVERSE PULSE LEAKAGE CURRENT @ VRWM IR IPP (A) (µA) 104.00 104.00 112.00 112.00 116.20 116.20 125.10 125.10 5 5 5 5 168.0 168.0 182.0 182.0 120.2 120.2 111.0 111.0 10 10 10 10 120.00 120.00 132.00 132.00 144.00 144.00 160.00 160.00 134.00 134.00 147.40 147.40 160.80 160.80 178.70 178.70 5 5 5 5 5 5 5 5 194.0 194.0 213.0 213.0 232.0 232.0 258.0 258.0 104.1 104.1 94.8 94.8 87.1 87.1 78.3 78.3 10 10 10 10 10 10 10 10 20KPA192CA 20KPA192A 20KPA204CA 20KPA204A 172.00 172.00 180.00 180.00 192.00 192.00 204.00 204.00 192.10 192.10 201.10 201.10 214.50 214.50 227.90 227.90 5 5 5 5 5 5 5 5 277.0 277.0 291.0 291.0 309.0 309.0 329.0 329.0 72.9 72.9 69.4 69.4 65.4 65.4 61.4 61.4 10 10 10 10 10 10 10 10 20KPA216CA 20KPA216A 20KPA232CA 20KPA232A 216.00 216.00 232.00 232.00 241.30 241.30 259.10 259.10 5 5 5 5 348.0 348.0 374.0 374.0 58.0 58.0 54.0 54.0 10 10 10 10 20KPA240CA 20KPA240A 20KPA256CA 20KPA256A 240.00 240.00 256.00 256.00 280.00 280.00 300.00 300.00 268.10 268.10 286.00 286.00 312.80 312.80 335.10 335.10 5 5 5 5 5 5 5 5 387.0 387.0 412.0 412.0 451.0 451.0 483.0 483.0 52.2 52.2 49.0 49.0 44.6 44.6 41.8 41.8 10 10 10 10 10 10 10 10 20KPA104CA 20KPA104A 20KPA112CA 20KPA112A 20KPA120CA 20KPA120A 20KPA132CA 20KPA132A 20KPA144CA 20KPA144A 20KPA160CA 20KPA160A 20KPA172CA 20KPA172A 20KPA180CA 20KPA180A 20KPA280CA 20KPA280A 20KPA300CA 20KPA300A For bidirectional type having Vrwm of 40 volts and less, the IR limit is double For parts without A , the VBR is + 10% 3of4 Non-repetitive pulse waveform shown in Fig. 3T A = 25ºC 1000 100 10 1 0.1 1 10 1,000 100 10,000 100,000 td PULSE WIDTH 1 µsec FIG. 1 PEAK PULSE POWER RATING Fig.2 - Pulse Derating Curve Peak Pulse Power (PPP) or Current (IPP) Derating in Percentage,% 100 87.5 75 62.5 50 37.5 25 12.5 0 0 25 50 75 100 125 150 175 200 TA - Ambient Temperature (°C) Fig.3 - Pulse Waveform 150 IPPM - Peak Pulse Current,% I RSM Pppm 1 PEAK PULSE POWER 1 KW 10000 TJ = 25°C tr = 10µsec. 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 10/1000µsec.Waveform as defined by R.E.A. 50 td 0 0 1.0 2.0 3.0 4of4 3.0 4.0 4.0