silicon avalanche diodes 280 www.littelfuse.com 500 watt axial transient voltage suppressors sa series 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 computer or datacom equipment. features stand-off voltage range 5.0 to 170 volts uni-directional and bi-directional glass passivated junction excellent clamping capability 100% surge tested maximum rating peak pulse power (ppk): 500 watts (10 x 1000s)@25 c (see diagrams on page 3 for wave form) 1.0 watt steady state response time: 1 x 10 -12 seconds (theoretical) forward surge rating: 70 amps, 8.3ms half sine wave, (uni- directional devices only) operating & storage temperature: -55 c to +150 c mechanical characteristics case: do15, molded plastic over glass passivated junction terminals: axial leads, solderable per mil-std-202 method 208 solderable leads = 230 c for 10 seconds (1.59mm from case) marking: cathode band, (positive terminal, uni-directional devices only), device code, logo weight: 1 gram (approx) agency approvals: recognized under the components program of underwriters laboratories. agency file number: e128662 0.76 0.86 3.05 3.25 min 25.4 6.10 6.47 min 25.4 sa c a voltage bi-directional 5% voltage tolerance packing option b = bulk (1000 pcs) t = tape and reeled (5000 pcs) ordering information all dimensions in mm
silicon avalanche diodes 281 www.littelfuse.com 6 silicon diode arrays 10000 1000 cj (pf) 100 10 1 10 100 1000 device stand-off voltage - volts uni-directional bi-directional pulse time (tp) 1 s10 s 100 s 1ms 10ms 100w 500w pp (kw) 2kw 5kw 20kw 100kw figure 1 - capacitance vs. working voltage figure 2 - peak pulse power vs. pulse time 500 watt axial transient voltage suppressors sa series
silicon avalanche diodes 282 www.littelfuse.com sa5.0* sa5.0a* sa6.0* sa6.0a* sa6.5 sa6.5a sa7.0 sa7.0a sa7.5 sa7.5a sa8.0 sa8.0a sa8.5 sa8.5a sa9.0 sa9.0a sa10* sa10a* sa11 sa11a sa12 sa12a sa13 sa13a sa14 sa14a sa15 sa15a sa16 sa16a sa17 sa17a sa18 sa18a sa20* sa20a* part number (uni) part number (bi) sa5.0c n/a sa6.0c* sa6.0ca* sa6.5c sa6.5ca sa7.0a sa7.0ca sa7.5a sa7.5ca sa8.0c sa8.0ca sa8.5c sa8.5ca sa9.0c sa9.0ca sa10c sa10ca sa11c sa11ca sa12c sa12ca sa13c* sa13ca* sa14c sa14ca sa15c sa15ca sa16c sa16ca sa17c sa17ca sa18 sa18ca sa20c sa20ca reverse stand off voltage v r (volts) 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 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 min 6.40 6.40 6.67 6.67 7.22 7.22 7.78 7.78 8.33 8.33 8.89 8.89 9.44 9.44 10.00 10.00 11.10 11.10 12.20 12.20 13.30 13.30 14.40 14.40 15.60 15.60 16.70 16.70 17.80 17.80 18.90 18.90 20.00 20.00 22.20 22.20 max 7.30 7.00 8.15 7.37 8.82 7.98 9.51 8.60 10.20 9.21 10.90 9.83 11.50 10.40 12.20 11.10 13.60 12.30 14.90 13.50 16.30 14.70 17.60 15.90 19.10 17.20 20.40 18.50 21.80 19.70 23.10 20.90 24.40 22.10 27.10 24.50 i t ma 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 maximum reverse leakage i r @ v r (?) 600.0 600.0 600.0 600.0 400.0 400.0 150.0 150.0 50.0 50.0 25.0 25.0 10.0 10.0 5.0 5.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 maximum clamping voltage v c @ i pp (volts) 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 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 maximum peak pulse current i pp (a) 52.0 54.3 43.9 48.5 40.7 44.7 37.8 41.7 35.0 38.8 33.3 36.7 31.4 34.7 29.5 32.5 26.6 29.4 24.9 27.4 22.7 25.1 21.0 23.2 19.4 21.5 18.8 20.6 17.6 19.2 16.4 18.1 15.5 17.2 13.9 15.4 note: sa5.0a is not available in bi-directional. 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 v r of 10 volts and below, the i r limit is doubled. 2. for uni-directional devices v f = 3.5 volts max at i f = 35a, 300 s square wave pulse. * preferred voltages. max voltage temperature variation of v br (mv/?) 5.0 5.0 5.0 5.0 5.0 5.0 6.0 6.0 7.0 7.0 7.0 7.0 8.0 8.0 9.0 9.0 10.0 10.0 11.0 11.0 12.0 12.0 13.0 13.0 14.0 14.0 16.0 16.0 19.0 17.0 20.0 19.0 21.0 20.0 25.0 23.0 sa series electrical specification @ tamb 25? 500 watt axial transient voltage suppressors breakdown voltage v br (volts) @ i t
283 www.littelfuse.com 6 silicon diode arrays silicon avalanche diodes sa22 sa22a sa24 sa24a sa26* sa26a* sa28 sa28a sa30 sa30a sa33 sa33a sa36 sa36a sa40 sa40a sa43 sa43a sa45 sa45a sa48 sa48a sa51 sa51a sa54 sa54a sa58 sa58a sa60 sa60a sa64 sa64a sa70 sa70a sa75 sa75a sa78 sa78a SA85 SA85a sa90 sa90a part number (uni) part number (bi) sa22c sa22ca sa24c sa24ca sa26c* sa26ca* sa28c* sa28ca* sa30c sa30ca sa33c sa33ca sa36c sa36ca sa40c sa40ca sa43c sa43ca sa45c sa45ca sa48c sa48ca sa51* sa51ca* sa54c sa54ca sa58c sa58ca sa60c sa60ca sa64c sa64ca sa70c sa70ca sa75c sa75ca sa78c sa78ca SA85c SA85ca sa90c sa90ca reverse stand off voltage v r (volts) 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 36.0 40.0 40.0 43.0 43.0 45.0 45.0 48.0 48.0 51.0 51.0 54.0 54.0 58.0 58.0 60.0 60.0 64.0 64.0 70.0 70.0 75.0 75.0 78.0 78.0 85.0 85.0 90.0 90.0 breakdown voltage v br (volts) @ i t min 24.40 24.40 26.70 26.70 28.90 28.90 31.10 31.10 33.30 33.30 36.70 36.70 40.00 40.00 44.40 44.40 47.80 47.80 50.00 50.00 53.30 53.30 56.70 56.70 60.00 60.00 64.40 64.40 66.70 66.70 71.00 71.10 77.80 77.00 83.00 83.00 86.00 86.00 94.00 94.00 100.00 100.00 max 29.80 26.90 32.60 29.50 35.30 31.90 38.00 34.40 40.70 36.80 44.90 40.60 48.90 44.20 54.30 49.10 58.40 52.80 61.10 55.30 65.10 58.90 69.30 62.70 73.30 66.30 78.70 71.20 81.50 73.70 86.90 78.60 95.10 86.00 102.00 92.10 106.00 95.80 115.00 104.00 122.00 111.00 i t (ma) 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 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 maximum reverse leakage i r @ v r (?) 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 maximum clamping voltage v c @ i pp (volts) 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 58.1 71.4 64.5 76.7 69.4 80.3 72.7 85.5 77.4 91.1 82.4 96.3 87.1 103.0 93.6 107.0 96.8 114.0 103.0 125.0 113.0 134.0 121.0 139.0 126.0 151.0 137.0 160.0 146.0 maximum peak pulse current i pp (a) 12.7 14.1 11.6 12.8 10.7 11.9 9.9 11.0 9.3 10.3 8.5 9.4 7.8 8.6 7.0 7.8 6.5 7.2 6.2 6.9 5.8 6.5 5.5 6.1 5.2 5.7 4.9 5.3 4.7 5.2 4.4 4.9 4.0 4.4 3.7 4.1 3.6 4.0 3.3 3.6 3.1 3.4 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. for uni-directional devices vf = 3.5 volts max at if = 35a, 300 s square wave pulse. * preferred voltages. max voltage temperature variation of v br (mv/?) 28.0 25.0 31.0 28.0 31.0 30.0 35.0 31.0 39.0 36.0 42.0 39.0 46.0 41.0 51.0 46.0 55.0 50.0 58.0 52.0 63.0 56.0 66.0 61.0 71.0 65.0 78.0 70.0 80.0 71.0 86.0 76.0 94.0 85.0 101.0 91.0 105.0 95.0 114.0 103.0 121.0 110.0 sa series electrical specification @ tamb 25? 500 watt axial transient voltage suppressors
sa100 sa100a sa110 sa110a sa120 sa120a sa130 sa130a sa150 sa150a sa160 sa160a sa170 sa170a min 111.00 111.00 122.00 122.00 133.00 133.00 144.00 144.00 167.00 167.00 178.00 178.00 189.00 189.00 silicon avalanche diodes 284 www.littelfuse.com sa100ca sa100ca sa110c sa110ca sa120c sa120ca sa130c sa130ca sa150c sa150ca sa160c sa160ca sa170c sa170ca 100.0 100.0 110.0 110.0 120.0 120.0 130.0 130.0 150.0 150.0 160.0 160.0 170.0 170.0 electrical specification @ tamb 25? max 136.00 123.00 149.00 135.00 163.00 147.00 176.00 159.00 204.00 185.00 218.00 197.00 231.00 209.00 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 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 179.0 162.0 196.0 177.0 214.0 193.0 231.0 209.0 268.0 243.0 287.0 259.0 304.0 275.0 2.8 3.1 2.6 2.8 2.3 2.0 2.2 2.4 1.9 2.1 1.7 1.9 1.6 1.8 135.0 123.0 148.0 133.0 162.0 146.0 175.0 158.0 203.0 184.0 217.0 196.0 230.0 208.0 sa series part number (uni) part number (bi) reverse stand off voltage v r (volts) breakdown voltage v br (volts) @ i t maximum reverse leakage i r @ v r (?) maximum clamping voltage v c @ i pp (volts) maximum peak pulse current i pp (a) max voltage temperature variation of v br (mv/?) 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. for uni-directional devices vf = 3.5 volts max at if = 35a, 300 s square wave pulse. * preferred voltages. 500 watt axial transient voltage suppressors i t (ma)
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