Varistors are voltage-dependent, non-linear resistors which have symmetrical, sharp, braakdown characteristics similar to back-to- back Zener diodes. They are designed for transient suppression in electrical circuits. Transients can result from the sudden release of previously stored energy (EMP), or fram extraneous sources beyond the control of the circuit designer, such as lightning surges. @oe eco 8 G6 @8090090 Features High transtent current capability - up to GSO0A. Fast response time less than 35ns. Excellent voltage clamping characteristics.. Very low temperature coeffictent. Low standbycurrent. Compact and light weight. High energy capabillty. High voltage - dependent index (N) Very fow leakage current. Low capacitance. Low overshoot characteristics. Low leakage factor, Epoxy coating for maximum protection from heat, humidity, shock, and vibration. ZR Series Radial Lead ~ @85C Max. Clamping Steady State Voltage at Energy AC Test Current Part Vis Vde Bx 20 hts 10x 1000: Number Valts Volts Voits Amps Joules 0018ZRO5D 10 13 43 1.0 0.4 00182ZR07D 10 13 39 2.5 0.8 0018ZR1i0D 10 13 39 5.0 1.6 0018ZR14D 10 13 3g 10.0 3.5 0022ZRO05D 13 17 51 1.0 0.5 0022Z2R07D 13 17 46 25 1.0 0022ZR10D 13 17 46 5.0 2.0 00227R14D 13 17 46 10.0 4.0 0024ZRO05D 14 18 55 1.0 0.5 0024ZR07D 14 18 50 2.5 1.2 0024ZR10D 14 18 50 5.0 2.0 0024ZR14D 14 18 50 10.0 4.0 0027ZRO5D 7 22 60 1.0 0.6 0027ZR070 17 22 53 25 1.3 0027ZR10D 17 22 53 5.0 2.5 00272R14D 17 22 53 10.0 5.0 0033ZRO0SD 20 26 73 1.0 0.7 0033ZR07D 20 26 65 2.5 15 0033ZR10D 20 26 65 5.0 3.0 0033ZR14D 20 26 65 10.0 6.0 0039ZROSD |" 25 31 86 1.0 08 0039Z2R07D 25 3 V7 2.5 V7 0039ZR10D 25 31 77 5.0 3.5 0039ZR14D 25 31 77 10.0 7.0 0047 ZRO5D 30 38 104 1.0 14 0047ZR07D 30 38 93 2.5 2.3 0047ZRi0D 30 38 93 5.0 45 0047ZR14D 30 38 93 10.0 8.5 0056ZRO5D 35 45 423 1.0 1.3 0056ZR07D 35 45 110 2.5 27 00562R10B 35 4s 110 5.0 5.5 00562R14D 35 45 110 10.0 10.0 00682RO05D 40 56 150 1.0 1.6 00682R07D 40 56 135 2.5 3.2 0068ZR10D 40 56 135 5.0 6.5 0068ZR14D 40 56 135 10.0 13.0 00827R05D 50 65 160 5.0 2.0 00822R070 50 65 150 10.0 4.0 0082ZR10D 50 65 150 25.0 9.0 0082ZR14D 50 65 150 50.0 14.0 01002RO05D 60 85 190 5.0 2.0 01002R070 60 85 175 10.0 6.0 0100ZR100 60 85 W175 25.0 13.0 Q100ZR140 60 85 75 50.0 19.0 e@ UL recognized, CSA certified, NA Series Axial Lead @85C Max. Clamping Steady State Voftage at Energy AG Test Current Part Vins Vde Bx 204s 10x 1000/48 Number Volts Volts Volts Joules 0027NA 17 22 55 0.13 CO33NA 20 26 65 0.2 CO39NA 25 31 77 0.2 0047NA 30 38 93 0.26 OO56NA 35 45 105 0.26 OO68NA 40 56 125 0.4 0082NA 50 65 150 0.5 O100NA 60 85 175 0.5 O120NA 75 100 200 0.5 O15ONA 95 120 230 0.6 O18ONA 115 150 285 0.7 O220NA 140 180 355 0.9 O270NA 170 225 435 1.0 O0330NA 210 270 35 A O370NA 235 300 600 11 O390NA 250 320 635 1.3 0430NA 270 350 695 17 Dimensions NA Series B ; i i a t A A B inch mm inch mm 0.295 7.5 0.026 0.65 LSS Stetron International Inc. 6653450 0000356 154Metal Oxide Varistors a MB 6651450 0000357 O70 THE INFORMATION CONTAINED IN THIS LITERATURE HAS BEEN CAREFULLY REVIEWED AND IS BELIEVED TO BE ACCURATE HOWEVER DUE TO THE POSSIBILITY OF UNSEEN INACCURACIES NO RESPONSIBILITY IS ASSUMED. oe NRA Series Radial Lead NR Series Radial Lead NR Serles Radial Lead Max. Max. Max. @asC Clamping | Energy @85C Clamping | Energy @s85C Clamping |Energy Steady State Voltage at Steady State| Voltage at Steady State| Voltage at AG Test Current! 10x AC Test Current | 10x AC Test Current | 10x Part Vims_ Vde | 8x 204s [100Qs Part Vims Vde | 8x 20s | 1000/8 Part Vrms Vde | 8x 2048 {1000s Number Volts | Volts |Voits |Amps | Joules Number Volts | Volts |Volts ] Amps | Joules Number Volts | Volts |Volts | Amps] Joules O150NRO5D | 95 | 120 | 265 5 3 O330NRO5D | 210 | 270 | 565 5 7 OS50NRO5D| 350 | 450 | 945 5 10 O15ONRO7D | 95 | 120 | 250] 10 6 O330NRO07D | 210 | 270 | 545] 10 13 OSSONRO7D]} 350 | 450 | 910] 10 22 O1SONR10D | 95 | 120 | 250| 25 15 0330NR10D | 210 | 270 | 545} 25 33 O550NR10D} 350 | 450 | 910} 25 50 O1SONA12D | 95 1120 | 250| 35 18 0330NR12D [| 210 | 270 | 545| 35 40 OS50NR12D; 350 | 450 | 910] 35 60 O15SONR14D | 95 1120 | 250| 50 25 0330NR14D | 210 | 270 | 545] 50 55 O550NAt40] 350 | 450 | 910] 50 85 O150NR200 | 95 | 120 | 250] 100 50 0330NR20D | 210 | 270 | 545| 100 | 100 OSSONR20D{ 350 | 450 | 910[ 100 | 150 O183NRO5D [115 | 150 | 315 5 3.5 O360NRO5D | 230 | 300 | 620 5 7.5 0620NR10D | 390 |505 [1025 | 25 50 0183NRO07D | 115 | 150 | 305} 10 8 0360NR07D | 230 | 300 | 595| 10 15 O620NR12D} 390 | 505 | 1025 | 435 65 O1a3NA10D | 145 | 150 | 305] 25 18 O360NR10D | 230 | 300 | 595] 25 35 O0620NR14D} 390 | 505 | 1025 | 50 85 0183NR12D | 115 | 150 | 305} 35 22 O360NR12D | 230 | 300 | 595] 35 42 O620NR20D} 390 | 505 | 1025 | 100 | 150 O183NA14D | 115 | 150 | 305} 50 30 0360NA14D | 230 | 300 | 595] 50 65 O7OONRIOD | 440 1565 | 1200 | 25 58 0183NR20D | 115 | 150 | 305} 100 60 O360NR20D | 230 | 300 | 595] 100 | 120 O7OONR12D1 440 | 565 11200 | 35 70 OZTENAOSD | 135 1175 | 370 5 Ts O383NROSD | 340 315 | 675 5 8 O7OONR14D} 440 | 565 |1200] 50 90 O216NRO7D | 135 | 175 | 355|] 10 10 O390NRO7D | 250 | 320 | 645] 10 17 O7OONR20D| 440 | 565 +1200 | 100 | 160 O216NR10D | 135 | 175 | 355| 25 21 O390NR10D | 250 | 320 | 645 25 40 O765NR10D| 480 | 620 | 1300 | 25 65 O216NR12D | 135 1175 | 355] 35 25 O390NA12D | 250 | 320 | 645] 35 47 O765NR12D| 480 | 620 11300 | 35 80 O216NA14D | 135 1175 | 355] 50 40 O390NA14D | 250 | 320 | 645] 50 70 O765NR14D] 480 | 620 | 1300] 50 | 100 0216NR20D | 135 | 175 | 355] 100 75 0390NR20D | 250 | 320 | 645] 100 | 130 O765NR20D] 480 | 620 11300} 100 | 175 O240NR65D | 150120077 415 5] 5 O416NRO5D | 260 [340 | 775 5 8.5 O800NR106 | 500 1650 | 7356 | 25 | 70 0240NRO7D | 150 | 200 | 395] 10 "1 0416NR07D | 260 | 340 | 685 | 10 18 O800NR120] 500 | 650 [1350] 35 90 0240NR10D | 150 | 200. | 395| 25 25 O416NRI0D | 260 | 340 | 685 | 25 42 O800NA14D] 500 | 650 11350] 50 | 105 0240NR12D | 150 | 200 | 395] 35 28 O416NR12D | 260 | 340 | 685] 35 50 O800NR20D| 500 | 650 {1350 | 100 | yam 0240NRA14D | 150 | 200 | 395] 50 45 O416NA14D | 260 | 340 | 685| 50 75 O850NR10D| 540 | 690 | 1450 | 25 0240NR20D | 150 | 200 | 395} 100 80 | O416NR20D | 260 | 340 | 685| 100 | 135 O850NR12D} 540 | 690 | 1450 | 35 O250NA05D | 160 | 205 | 430 5 5 O0430NROSD | 270 | 350 | 745 5 9 OSSONR140] 540 | 690 (1450 | 50 | 110 0250NR07D | 160 | 205 | 410] 10 1 0430NRO07D | 270 | 350 | 710| 10 20 O8S50NA200{ 540 | 690 | 1450 | 100 | 190 O250NR10D | 160 | 205 | 410] 25 25 0430NR10D | 270 | 350 | 710] 925 45 1OOONA100 | 630 | 810 11700 | 25 80 O250NR12D | 160 | 205 | 410! 35 30 0430NR12D | 270 | 350 | 710] 35 52 1000NR12D} 630 | 810 11700] 35 | 100 O250NA14D | 160 | 205 | 410] 50 45 0430NR14D | 270 | 350 | 710 50 75 1000NR14D{/ 630 | 810 ]1700 |] 50 130 O250NA20D | 160 | 205 | 410] 100 80 0430NR20D | 270 | 350 | 710{ 100 | 140 1OOONR20D| 630 | 810 {1700 | 100 | 220 0276NA05D 1170 | 225 | 475 5 6 O450NRO5D | 280 | 370 | 770 5 9.5 1400NR20D! 890 | 1130 }2400 | 100 | 310 0270NRO07D | 170 | 225 | 4501 10 12 O450NR07D | 280 | 370 | 740] 10 20 0270NR100 | 170 | 225 | 450] 25 30 O450NRI0D | 280 | 370 | 740] 25 45 0270NR12D | 170 | 225 | 450] 35 32 O450NA12D | 280 | 370 | 740] 35 55 . . O270NA140 | 170 | 225 | 450) 50 | 50 O450NR14D | 280 | 370 | 740} 50 80 Dimensions NR & ZR Series 0270NR20D | 170 | 225 | 450! 100 90 O450NR20D | 280 | 370 | 740! 100 | 145 0283NRO05D | 180 | 230 | 485 5 6 0470NRO5D {300 | 385 | 810 5 10 Size D Ss 0283NR07D | 180 | 230 | 465] 10 12 0470NRO07D | 300 | 385 |775| 10 20 (Part No.) Max. Nom.* O283NR10D | 180 | 230 | 465} 25 31 0470NAI10D | 300 | 385 | 775| 25 45 0283NR12D | 180 | 230 | 465| 35 | 33 0470NR12D | 300 | 385 | 775| 35 | 55 _ inch | mm_| inch | mm 0283NA14D 1 180 | 230 | 465] 50 | 50 0470NR14D | 300 | 385 | 775 | 50 80 > Baer pe Oo 18y oe 0283NR20D | 180 | 230 | 465| 100 90 0470NR20D | 300 | 385 | 775| 100 | 150 oD 0531 1138} osss ts 12D 0.610 | 15.5 0.295 | 7.5 14D 0.689 7175 | 0.205 | 75 Dimensions ~ NR & ZR Series 20D 0.787 [25.0 | 6.394 170.0 TT > * S$ Dimension Tolerance + 0.5 mm (.02 In.) Outside = CSA #tR56165-1 UL # 92101(M), E79699 (M) Dimensions s| OSs ~ (Taping and lead - forming available) Toronto Buffalo Stetron 90 Broadway Buffalo, N.Y. 14203 Intemational Gait Suet Tel: (716) 854-3443 inc. Canada tana Fax: (716) 854-3448 STETRO! Foxe (aie) aro toee - MNA_SHOAT F