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 and rohs recast 2011/65/eu june 8, 2011. speci cations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device perfor mance may vary over time. users should verify actual device performance in their speci c applications. test methods per itu-t k.12, ieee c62.31 and iec 61643-311 gdt standards. 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 (1) 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 2027C09) ..................... > 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 (2) ......................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 (3) ................................................................. 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 (3) .............................................................. 1 operation minimum 10 arms, 1 s ........................................................................... > 10 operations operating temperature ....................................................................................................................... -55 t o +125 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, 2027C09 and 2027C60). ? at delivery aql 0.65 level ii, din iso 2859. (2) network applied. (3) 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 (1) 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 (1) impulse sparkover voltage is de? ned as typical values of distribution.
speci cations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device perfor mance may vary over time. users should verify actual device performance in their speci c applications. 2027 series - 2-pole gas discharge tube product dimensions rev. 08/15 2027-xx-a 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 2027-xx-b19 ?0.8 ?0.04 mm (0.032 ?0.002 in.) dia. lead wire (not available in reelpack) 2027-xx-b ?0.8 ?.04 mm (0.032 ?0.002 in.) dia. lead wire 2027-xx-c ?1.0 ?.04 mm (0.039 ?0.002 in.) dia. lead wire 6.0 ?0.3 (.236 ?.012) 8.0 ?0.4 (.314 ?.016) dia. 2.5 ?0.25 (.098 ?.010) dia. 16.8 0.4 (.661 .016) 6.4 0.4 (.252 .016) 14.0 0.4 (.551 .016) 12.7 0.5 (.500 .020) 66.0 0.3 (2.60 0.012) 30.5 0.4 (1.20 .016) 2 plcs. long min. 2027-xx-b10 ?0.8 ?.04 mm (0.032 ?0.002 in.) dia. lead wire 2027-xx-c10 ?1.0 ?.04 mm (0.039 ?0.002 in.) dia. lead wire (not available in reelpack) 8.1 0.3 (.319 .012) 2.0 0.3 (.079 .012) 1.5 0.3 (.059 .012) 12.7 0.3 (.500 .012) dimensions: mm (inches) packaging speci cations 2027-xx-bt1 ? 0.8 ?0.04 mm (0.032 ?0.002 in.) dia. lead wire reel is 14 ?in diameter and 2.75 ?wide. 52.4 0.5 (2.1 .020) 10.0 0.5 (0.4 .020) model standard packaging quantity bulk (bag) tray box reel 2027-xx-a 250 1000 2027-xx-b 100 500 2027-xx-c 100 500 2027-xx-b10 100 900 2027-xx-c10 100 900 2027-xx-b19 100 500 2027-xx-c19 100 500 2027-xx-bt1 1000 2027-xx-ct1 1000
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