features fast acting small size stable breakdown throughout life designed to operate with tbu ? devices rohs compliant* versions available ul recognized applications telecommunications industrial electronics avionics characteristics 2031-xxt-sm series - miniature 2-pole gas discharge tube ?tbu? is a registered trademark of bourns, inc. in the u.s., taiwan and european community. *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 performance may vary over time. users should verify actual device performance in their speci? c applications. characteristic model no. 2031-15t 2031-23t 2031-42t minimum dc sparkover (100 v/s) throughout service life 60 v 185 v 360 v maximum impulse sparkover (1) (5k v 1.2/50 s) throughout service life 500 v 650 v 850 v insulation resistance (ir) ...................................... 50 / 100 v ................................................... .............................> 10 9 glow voltage .......................................................... 10 ma ......................................................................................~ 70 v arc voltage ............................................................. >1 a .........................................................................................~ 10 v glow-arc transition current ................................................................................................... .................................< 0.5 a capacitance............................................................ 1 mhz .................................................. ....................................< 1 pf dc holdover voltage (network applied per itu-t k.12) 2031-15t ........................................................... 52 v ........................................................................................< 150 ms 2031-23t ........................................................... 80 v ........................................................................................< 150 ms 2031-42t ........................................................... 135 v ......................................................................................< 150 ms service life ............................................................. 8/20 s, 1 ka ....................................... ....................................2 operations 10/1000 s, 1 kv, 100 a .........................................................50 operations 2/10 s, 5 kv, 500 a ................................................................20 operations 10/700 s, 6 kv, 150 a ............................................................10 operations 8/20 s 250 a, 1.2/50 s, 500 v (iec 61643-21) ....................150 operations 600 v rms, 1 a, 0.2 s ...............................................................5 operations operating and storage temperature, climatic category (iec 6068-1) 40 / 90 / 21............................................................................................................-40 c to +90 c notes: ? ul recognized component, ul file e153537. ? surge polarity should be reversed between consecutive surges (+-+-). ? at delivery aql 0.65 level ii, din iso 2859. ? bourns recommends re? owing surface mount devices per ipc/jedec j-std-020 rev d. *rohs compliant versions available port protection gdt device p/n tbu device p/n canbus 2031-23t-sm-rplf tbu-ca065-100-wh rs232 2031-23t-sm-rplf tbu-ca065-200-wh rs422 2031-23t-sm-rplf tbu-ca065-200-wh rs485 2031-23t-sm-rplf tbu-ca065-200-wh rs485 2031-42t-sm-rplf tbu-ca085-200-wh sdi 2031-23t-sm-rplf tbu-ca065-100-wh vdsl 2031-15T-SM-rplf tbu-ca050-500-wh applications test methods per itu-t k.12, ieee c62.31 and iec 61643-311 gdt standards. (1) impulse sparkover voltage is de? ned as typical values of distribution.
2031 - xxt - sm - rp lf model number designator voltage 15 = 60 v 23 = 185 v 42 = 360 v surface mount packaging options blank = bulk packaging - 250 pcs./bag (standard) rp = reelpack - 1,500 pcs./reel (optional) rp3 = reelpack - 1,000 pcs./reel (optional) rohs compliant option blank = standard product lf = rohs compliant product how to order 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 performance may vary over time. users should verify actual device performance in their speci c applications. 2031-xxt-sm series - miniature 2-pole gas discharge tube product dimensions rev. f 08/15 dimensions: mm (inches) packaging speci cations -rp reel is 13 inches in diameter and 3/4 inch wide. recommended pad layout -rp3 reel is 13 inches in diameter and 11/16 inch wide. 4.00 (.158) 2.00 (.079) 8.00 (.315) 16.0 (.63) 1.75 (.069) 7.5 (.30) 12.00 (.473) 4.00 (.158) 12.00 1.27 (.473 .050) dimensions: mm (inches) 5.0 0.3 (.197 .012) 4.4 0.2 (.173 .008) 0.33 0.1 (.013 .004) 0.51 0.1 (.020 .004) 3.9 (.155) 1.3 (.050) 5.6 (.220) model standard packaging quantity bulk (bag) tray box reel 2031-xxt-sm 250 1000 2031-xxt-sm-rp 1500 2031-xxt-sm-rp3 1000 unless otherwise speci ed, tolerances in decimals are .x ?0.3, .xx ?0.15 for lengths in millimeters and ? ?for degrees.
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