features compact size: 6 mm diameter, 8 mm length low capacitance and insertion loss switch-grade fail-short option available rohs compliant* ul recognized applications telecommunications equipment industrial equipment/electronics consumer electronics characteristics 2056 series light duty 3-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 and iec 61643-311. characteristic model no. 2056-09 2056-14 2056-20 2056-23 2056-25 dc sparkover ?0 % @ 100 v/s 90 v 145 v 200 v 230 v 250 v impulse sparkover (1) 100 v/? 1000 v/? < 750 v < 850 v < 750 v < 850 v < 600 v < 700 v < 600 v < 700 v < 600 v < 700 v insulation resistance (ir) (2) ...................................50 / 100 / 250 vdc ................................................. > 1 g glow voltage ...........................................................10 ma ................................................. .................... ~ 70 v arc voltage ..............................................................1 a ................................................. ......................... ~ 10 v glow-arc transition current ................................................................................................... ................. < 1 a maximum capacitance ............................................1 mhz ......................................................... ............ < 2 pf maximum impulse discharge current .....................5,000 a, 8/20 ? .................................................... 10 operations nominal alternating discharge current ...................5 a, 50 hz, 1 second .............................................. 1 o peration impulse life .............................................................200 a 10/1000 ? ................................... ............... 100 operations dc holdover voltage (3) ........................................................................................................................... < 1 50 ms operating temperature ............................................................................................................................ -30 to +85 ? storage temperature ........................................................................................................... .................... -40 to +115 ? 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 ?line to line voltage is approximately 1.8 to 2 times the stated line to ground voltage. ?discharge current rating is total current equally divided between each line to ground (eltg). (2) dc sparkover voltage ir measuring voltage 90 v 50 v 145?00 v 100 v 420?00 v 250 v (3) network applied dc sparkover voltage dc holdover voltage 90?45 v 52 v 200?50 v 135 v 350?00 v 150 v *rohs compliant characteristic model no. 2056-35 2056-40 2056-42 2056-47 2056-60 dc sparkover ?0 % @ 100 v/s 350 v 400 v 420 v 470 v 600 v impulse sparkover (1) 100 v/? 1000 v/? < 650 v < 750 v < 700 v < 800 v < 700 v < 800 v < 800 v < 900 v < 900 v < 1000 v (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. 2056 series light duty 3-electrode gas discharge tube packaging speci cations model 2056 ships standard bulk pack, 100 pieces per tray; 5 trays per box, 2 boxes per outer pack (1k units). product dimensions how to order 2056 - xx - xx (f) lf model number designator voltage (divided by 10) 09 = 90 v 35 = 350 v 14 = 145 v 40 = 400 v 20 = 200 v 42 = 420 v 23 = 230 v 47 = 470 v 25 = 250 v 60 = 600 v leads a = no leads/cassette applications b2 = 0.8 mm dia., 4.4 mm spacing b3 = 0.8 mm dia., 3.8 mm spacing switch-grade fail-short option (blank) = none f = fail-short device (optional) rohs compliancy lf = rohs compliant product rev. b 08/15 6.0 +0.2/-0.5 (.236 + .008/-.020) dia. 7.5 0.5 (.295 .020) 7.6 0.4 (.299 .016) 7.5 0.5 (.295 .020) 0.8 0.05 (.031 .002) dia. 3.8 0.3 (.150 .012) 3.8 0.3 (.150 .012) 0.8 0.05 (.031 .002) dia. 4.4 0.3 (.173 .012) 4.4 0.3 (.173 .012) 8.5 0.5 (.335 .020) 11.5 +0.8/-0.5 (.453 +.031/-.020) 8.5 0.5 (.335 .020) 11.5 0.5 (.453 .020) 2056-xx-b3 0.8 mm dia., 3.8 mm spacing 2056-xx-a 2056-xx-b2 0.8 mm dia., 4.4 mm spacing ( b2flf switch-grade fail-short configuration shown) 8.5 0.5 (.335 .020) 6.0 +0.2/-0.5 (.236 + .008/-.020) dia. 6.3 0.3 (.248 .012) dimensions: mm (inches)
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