features size: 12.7 mm diameter, 12.7 mm length long service life high surge current rated low capacitance and insertion loss tube with contact terminals available rohs compliant* versions available ul recognized applications telecommunications equipment industrial equipment/electronics characteristics 2047 series high current 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. 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. 2047-09 2047-15 2047-23 2047-35 dc sparkover ?0 % @ 100 v/s (?5 % @ 100 v/s after life) 90 v 150 v 230 v 350 v impulse sparkover (1) 100 v/? typical / for 99 % of values 1000 v/? typical / for 99 % of values 350 / 450 v 600 / 650 v 350 / 450 v 550 / 600 v 450 / 500 v 600 / 650 v 475 / 550 v 725 / 800 v insulation resistance (ir) .......................................50 v / 100 v ............................................... ........... > 10 9 glow voltage ...........................................................10 ma ................................................. .................... ~ 80 v arc voltage ..............................................................@ 2 a ...................................................................... ~ 12 v glow-arc transition current ................................................................................................... ................. < 1 a capacitance.............................................................1 mhz ................................................. .................... < 5 pf impulse discharge current ......................................50,000 a, 8/20 ? ............................................ ...... 10 operations > 4,000 a, 10/350 ? ............................................. > 10 operations > 8,000 a, 10/350 ? .............................................. > 1 operation impulse life .............................................................> 1,000 a 10/1000 ? ............................... ............. > 1000 operations alternating discharge current .................................> 20 a, 1 sec. ................................................ ........ > 20 operations > 40 a, 1 sec. ........................................................ 1 operation min. > 200 a, 11 cycles ................................................. 1 operation min. operating and storage temperature, ............................................................................................ .......... -40 to +90 ? climatic category (iec 60068-1)................................................................................................ ............. 40/90/21 notes: ? at delivery aql 0.65, level ii din iso 2859. ? ul recognized component, ul file e153537. *rohs compliant versions available how to order typical part marking 2047 - xx - x __ lf model number designator voltage (divided by 10) 09 = 90 v 23 = 230 v 15 = 150 v 35 = 350 v contact terminals a = none b = optional packaging blank = bulk packaging (standard) - 50 pcs. per box plating option blank = standard product - tin/lead plating lf = rohs compliant product - sn plating ni = rohs compliant product - nickel plating bourns 2047-xx xxxx part identification voltage manufacturer's trademark date code (first two digits = month; next two digits = year) (1) impulse sparkover voltage is de ned as typical values of distribution.
12.7 0.4 (.500 .016) 6.5 0.3 (.255 .012) dia. dia. ref. 6.5 0.3 (.25 .012) dia. 12.7 0.5 (.500 .02) dia. 0.8 (.032) 4.0 0.2 (.16 .008) 5.0 0.2 (.20 .008) 12.7 0.5 (.500 .02) 12.0 0.5 (.47 .02) 14.5 0.4 (.57 .016) 0.8 0.1 (.032 .004) 3.8 0.3 (.15 .012) 5.5 0.3 (.22 .012) 9.3 0.6 (.366 .024) 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. 2047 series high current 2-electrode gas discharge tube rev. n 10/15 product dimensions dimensions: mm (inches) 2047-xx-a 2047-xx-b asia-paci c: tel: +886-2 2562-4117 ?fax: +886-2 2562-4116 emea: tel: +36 88 520 390 ?fax: +36 88 520 211 the americas: tel: +1-951 781-5500 ?fax: +1-951 781-5700 www.bourns.com
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