features size: 8 mm diameter, 6 mm length low capacitance high insulation resistance rohs compliant* ul recognized applications telecommunications equipment industrial equipment/electronics consumer electronics characteristics 2045 series medium duty 2-electrode 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. customers should verify actual device performance in their speci c applications. test methods per itu-t (ccitt) k.12 and ieee c62.31. characteristic model no. 2045-07 2045-09 2045-12 2045-13 2045-14 2045-23 dc sparkover ?0 % @ 100 v/s 75 v 90 v 120 v 130 v 145 v 230 v impulse sparkover 100 v/? 1000 v/? < 500 v < 600 v < 500 v < 600 v < 500 v < 700 v < 500 v < 700 v < 500 v < 700 v < 500 v < 700 v insulation resistance (ir) note 1 ............................50 / 100 / 250 vdc ................................................. > 10 g glow voltage ...........................................................10 ma ................................................. .................... ~ 70 v arc voltage ..............................................................1 a ................................................. ......................... ~ 10 v glow-arc transition current ................................................................................................... ................. < 1 a maximum capacitance ............................................1 mhz ......................................................... ............ < 1.5 pf impulse discharge current ......................................15,000 a, 8/20 ? ............................................ ...... 1 operation 10,000 a, 8/20 ? .................................................. 10 operations alternating discharge current .................................5 a, 50 hz, 1 second. ......................................... ... 1 operation 65 a, single, 9 cycles ............................................ 1 operation impulse life .............................................................100 a 10/1000 ? ................................... ............... 500 operations storage temperature ........................................................................................................... .................... -40 to +150 ? operating temperature ............................................................................................................................ -30 to +85 ? dc holdover voltage note 2 ................................................................................................................... < 150 ms climatic category (iec 60068-1)................................................................................................ ............. 40 / 90 / 21 notes: ?ul recognized component, ul file e153537. ? at delivery aql 0.65, level ii din iso 2859. note 1: dc breakdown voltage dc measuring voltage 75?0 v ...................................50 v 120?00 v ...............................100 v 470 ..........................................250 v note 2: dc breakdown voltage dc holdover voltage 75?45 v .................................52 v 230 v .......................................80 v 250 v .......................................135 v 300?70 v ...............................150 v characteristic model no. 2045-25 2045-30 2045-35 2045-40 2045-47 dc sparkover ?0 % @ 100 v/s 250 v 300 v 350 v 400 v 470 v impulse sparkover 100 v/? 1000 v/? < 500 v < 700 v < 700 v < 900 v < 700 v < 900 v < 800 v < 1000 v < 900 v < 1100 v *rohs compliant
20 (.787) min. 6.0 +0.3/-0.5 (.236 +.001/-.020) 8.0 +0.3/-0.5 (.315 +.001/-.020) 0.8 0.05 (.031 .002) 2045-xx-b speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. 2045 series medium duty 2-electrode gas discharge tube packaging speci cations the reelpack (-bt1lf) contains 500 pieces per reel. reel is 330 mm in diameter and 68 mm wide. two reels per box (1k units). product dimensions how to order 2045 - xx - b __ lf model number designator voltage 07 = 75 v 25 = 250 v 09 = 90 v 30 = 300 v 12 = 120 v 35 = 350 v 13 = 130 v 40 = 400 v 14 = 145 v 47 = 470 v 23 = 230 v leads b = 0.8 mm straight leads packaging t1 = reelpack (optional) - 500 pcs./reel rohs compliancy lf = rohs compliant product dimensions: mm (inches) rev. a 0 6/12 asia-paci c: tel: +886-2 2562-4117 ?fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 ?fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 ?fax: +1-951 781-5700 www.bourns.com 2045-xx-bt1lf ?0.8 mm (0.032 in.) dia. lead wire 52.4 (2.1) 10.0 (0.4) note: custom leadforms available - please contact bourns for details. dimensions: mm (inches)
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