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V571NA34 Datasheet(PDF) 2 Page - Littelfuse |
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V571NA34 Datasheet(HTML) 2 Page - Littelfuse |
2 / 5 page 123 www .littelfuse .com Varistor Products 2 High Energy Industrial Square Disc NA Varistor Series Absolute Maximum Ratings For ratings of individual members of a series, see Device Ratings and Specifications chart Continuous: Steady State Applied Voltage: AC Voltage Range (VM(AC)RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250 to 750 V DC Voltage Range (VM(DC)). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330 to 970 V Transient: Peak Pulse Current (ITM) For 8/20µs Current Wave (See Figure 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40,000 A Single Pulse Energy Range For 2ms Current Square Wave (WTM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370 to1050 J Operating Ambient Temperature Range (TA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 85 O C Storage Temperature Range (TSTG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 125 O C Temperature Coefficient (αV) of Clamping Voltage (VC) at Specified Test Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <0.01 %/OC CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Device Ratings and Specifications NA SERIES UNITS MODEL NUMBER SIZE MAXIMUM RATINGS (85 oC) SPECIFICATIONS (25oC) CONTINUOUS TRANSIENT VARISTOR VOLTAGE AT 1mA DC TEST CURRENT MAXIMUM CLAMPING VOLTAGE (VC) AT 200A (8/20µs) TYPICAL CAPACI- TANCE VRMS VDC ENERGY (2ms) PEAK CURRENT (8/20µs) VM(AC) VM(DC) WTM ITM MIN VN(DC) MAX VC f = 1MHz (mm) (V) (V) (J) (A) (V) (V) (V) (V) (pF) V131NA34 V141NA34 34 34 130 140 175 188 270 291 40,000 184 198 220 200 228 248 345 375 10,000 V151NA34 34 150 200 300 40,000 212 240 268 405 8,000 9,000 V251NA34 34 250 330 370 40,000 354 390 429 650 5,000 V271NA34 34 275 369 400 40,000 389 430 473 730 4,500 V321NA34 34 320 420 460 40,000 462 510 561 830 3,800 V421NA34 34 420 560 600 40,000 610 680 748 1,130 3,000 V481NA34 34 480 640 650 40,000 670 750 825 1,240 2,700 V511NA34 34 510 675 700 40,000 735 820 910 1,350 2,500 V571NA34 34 575 730 770 40,000 805 910 1000 1,480 2,200 V661NA34 34 660 850 900 40,000 940 1050 1160 1,720 2,000 V751NA34 34 750 970 1050 40,000 1080 1200 1320 2,000 1,800 NOTE: Average power dissipation of transients not to exceed 2.0W. 1 40,000 3 2 1. Peak current applies to applications rated up to 115V . Peak current is 30kA for applications greater than 115V . 2. Peak current applies to applications rated up to 132V . Peak current is 30kA for applications greater than 132V . 3. Peak current applies to applications rated up to 123V . Peak current is 30kA for applications greater than 123V . RMS RMS RMS RMS RMS RMS |
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