features 8 mm diameter, 6 mm long ul recognized custom con gurations available high surge current rating stable breakdown throughout life rohs compliant* versions available applications telecommunications industrial electronics commercial electronics consumer electronics automotive, aircraft, military electronics characteristics 2027 series - 2-pole gas discharge tube *rohs directive 2002/95/ec jan 27, 2003 including annex. speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. test methods per itu-t (ccitt) k.12, ieee c62.31, rus pe-80, telcordia gr 1361 characteristic model no. 2027-07 2027-09 2027-15 2027-20 2027-23 2027-25 dc sparkover 15 % (20 % for models 2027-07 & 2027-09) @ 100 v/s 75 v 90 v 150 v 200 v 230 v 250 v impulse sparkover 100 v/s 1000 v/s 300 v 500 v 300 v 500 v 350 v 575 v 400 v 600 v 450 v 675 v 475 v 700 v insulation resistance .........................100 v (50 v for models 2027-07 and 2027?09) ...................... > 10 10 glow voltage ......................................10 ma ...................................................................... ............... ~ 70 v arc voltage .........................................> 1a ..................................................................... ................... ~ 10 v glow-arc transition current ................................................................................................... ............ < 0.5 a capacitance .......................................1 mhz ...................................................................... ............... < 1 pf dc holdover voltage ** .......................135 v, (52 v for models 2027-07 and 2027-09, 80 v for model 2027-15) ........................................................ < 150 ms impulse discharge current .................25000 a, 8/20 s *** ................................................................. 1 operation minimum 10000 a, 8/20 s .................................................................... > 10 operations 2500 a, 10/350 s .................................................................. 2 operations 500 a, 10/1000 s ................................................................. > 400 operations 100 a, 10/1000 s or 10/700 s ............................................. > 1000 operations alternating discharge current ............65 arms, 11 cycles *** .............................................................. 1 operation minimum 10 arms, 1 s ........................................................................... > 10 operations operating temperature ....................................................................................................................... -55 t o +85 c climatic category (iec 60068-1) ............................................................................................... ......... 40/90/21 notes: ul recognized component, ul file e153537. model number marking on tube: 27-xxxv. sparkover limits 20 % after life, ir >10 8 (-25 %, +30 % for models 2027-07, 2027?09 and 2027?60). at delivery aql 0.65 level ii, din iso 2859. ** network applied. *** dc sparkover may exceed 20 % after discharge, but will continue to protect without venting. characteristic model no. 2027-30 2027-35 2027-40 2027-42 2027-47 2027-60 dc sparkover 15 % @ 100 v/s 300 v 350 v 400 v 420 v 470 v 600 v impulse sparkover 100 v/s 1000 v/s 550 v 800 v 600 v 875 v 650 v 925 v 675 v 950 v 725 v 1000 v 850 v 1100 v *rohs compliant versions available
speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. 2027 series - 2-pole gas discharge tube product dimensions how to order 2027 - xx - x nn t1 lf model number designator voltage (divided by 10) 07 = 75 v 30 = 300 v 09 = 90 v 35 = 350 v 15 = 150 v 40 = 400 v 20 = 200 v 42 = 420 v 23 = 230 v 47 = 470 v 25 = 250 v 60 = 600 v leads a = none b = 0.8 mm c = 1 mm lead shape (see product dimension drawings) packaging blank = bulk packaging (standard) t1 = reelpack (optional - not available for models 2027-xx-b19 and 2027-xx-b10/c10) rohs compliant option blank = standard product lf = rohs compliant product rev. 07/27/11 2027-xx-a 2027-xx-b19 ? 0.8 mm (0.032 in.) dia. lead wire (not available in reelpack) 2027-xx-b ? 0.8 mm (0.032 in.) dia. lead wire 2027-xx-c ? 1.0 mm (0.040 in.) dia. lead wire 6.0 (.236) 8.0 (.314) dia. 2.3 (.091) 6.4 (.252) 16.8 (.661) 0.8 (.031) 4 plcs. r 2 plcs. 19 8.4 (.331) 6.4 (.252) 14.0 (.551) 12.7 0.5 (.500 .020) 65.0 (2.5) 30.0 (1.2) 2 plcs. long min. 2027-xx-b10 ? 0.8 mm (0.032 in.) dia. lead wire 2027-xx-c10 ? 1.0 mm (0.040 in.) dia. lead wire (not available in reelpack) 8.1 (.318) 2.0 (.078) 1.5 (.060) 12.7 (.500) 0.8 (.030) 2 plcs. r 2.0 (.075) 2 plcs. r dimensions: mm (inches) packaging speci? cations model 2027-xx-nn ships standard bulk pack, 100 pcs./bag. the optional reelpack (-bt1) contains 1,000 pcs./reel. reel is 14 ? in diameter and 2.75 ? wide. 2027-xx-bt1 ? 0.8 mm (0.032 in.) dia. lead wire 52.4 (2.1) 10.0 (0.4)
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