features balanced trigard ? approximately 8 mm diameter, 11 mm long ul recognized custom con? gurations available high surge current rating stable breakdown throughout life rohs compliant* version available applications telecommunications industrial electronics commercial electronics consumer electronics automotive, aircraft, military electronics characteristics 2026 series - 3-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. 2026-07 2026-09 2026-15 2026-20 2026-23 2026-25 2026-26 dc sparkover 20 % @ 100 v/s 75 v 90 v 150 v 200 v 230 v 250 v 260v 1 impulse sparkover (1) 100 v/s 1000 v/s 275 v 700 v 275 v 600 v 350 v 575 v 425 v 625 v 450 v 650 v 475 v 700 v 475 v 700 v impulse transverse delay .............................................1000 v/s ................................................................. < 75 ns insulation resistance ...................................................100 v (50 v for model 2026C07 & 2026-09) ............. > 10 10 glow voltage ................................................................10 ma ............................................ ........................... ~ 70 v arc voltage ...................................................................1a ............................................. ................................ ~ 10 v glow-arc transition current ................................................................................................... ........................ < 0.5 a capacitance .................................................................1 mhz ............................................ ........................... < 2 pf dc holdover voltage (3) ...............................................>135 v, (52 v for model 2026-07 & 2026-09, ........... < 150 ms 80 v for model 2026-15) impulse discharge current ...........................................40000 a, 8/20 s (4) .................................................. 1 operation minimum 20000 a, 8/20 s ...................................................... > 10 operations 5000 a, 10/350 s ................................................... 1 operation 1000 a, 10/1000 s ................................................. > 400 operations alternating discharge current ......................................130 arms, 11 cycles (4) ............................................. 1 operation minimum 20 arms, 1 s ............................................................. > 10 operations operation and storage temperature ............................................................................................. ................. -40 to +90 c climatic category (iec 60068-1) ............................................................................................... ..................... 40/ 90/ 21 an optional switch-grade fail-short device is available. the optional fail-short assembly will activate at a temperature of 215 c C 217 c to provide a high conductive path to ground in case of a thermal overload. gdts equipped with the optional fail-short device sh ould be soldered either manually at a temperature that is below the activation temperature of the fail-short mechanism, or using a sele ctive soldering process that does not exceed 210 c. notes: ?ul recognized component, ul file e153537. ? model number marking on tube: 26-xxx v. ? the rated discharge current for trigard ? gas discharge tubes is the total current equally divided between each line to ground. ? sparkover limits after life 25 %, ir >10 8 (-25 %,+30 % for model 2026-07, 2026-09 and 2026-60). ? line to line voltage is approximately 1.8 to 2 times the stated line to ground breakdown voltage. ? at delivery aql 0.65 level ii, din iso 2859 (2) tube meets bt requirement type 14 a/1 (210-310 v). (3) network applied. (4) dc sparkover may exceed 25 % after discharge, but will continue to protect without venting. *rohs compliant versions available characteristic model no. 2026-30 2026-35 2026-40 2026-42 2026-47 2026-60 dc sparkover 20 % @ 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 775 v 625 v 875 v 675 v 925 v 725 v 1000 v 800 v 1100 v 925 v 1250 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. 2026 series - 3-pole gas discharge tube product dimensions (additional lead form con gurations available upon request) 2026-xx-a units with leads are based on the 2026-xx-a1 body. 2026-xx-c4 2026-xx-c 1.0 ?0.08 mm (.039 ?.002 in.) dia. lead wire fail-short configuration 2026-xx-c2f shown 2026-xx-a1 dia. 7.9 ?0.3 (.311 ?.012) 11.3 ?0.4 (.445 ?.016) dia. 1.0 ?0.04 (.039 ?.002) 0.85 ?0.2 (.033 ?.008) long 2 plcs. dia. 7.9 ?0.2 (.311 ?.008) dia. 1.0 ?0.04 (.039 ?.002) 11.3 ?0.4 (.449 ?.016) 30.5 ?0.4 (1.201 ?.016) 7.5 ?0.3 (.295 ?.012) 8.1 ?0.3 (.319 ?.012) 9.6 ?0.4 (.378 ?.016) dimensions: mm (inches) dia. 9.0 ?0.2 (.354 ?.008) 11.83 ?0.6 (.466 ?.024) 0.8 ?0.3 (.032 ?.012) 1.53 ?0.1 (.060 ?.004) dia. 7.8 ?0.3 (.307 ?.012) 2.5 ?0.25 (.098 ?.010) dia. 2026-xx-c2 dia. 7.9 ?0.3 (.311 ?.012) 4.5 ?0.3 (.177 ?.012) 4.4 ?0.3 (.173 ?.012) 4.4 ?0.3 (.173 ?.012) 15.4 ?0.8 (.606 ?.032) 13.0 ?0.8 (.511 ?.031) dia. 1.0 ?0.04 (.039 ?.002) 7.5 ?0.4 (.295 ?.016) 2026-xx-c3 dia. 7.9 ?0.3 (.311 ?.012) dia. 1.0 ?0.04 (.039 ?.002) 13.5 ?0.4 (.531 ?.016) 7.5 ?0.4 (.295 ?.016) 4.5 ?0.3 (.177 ?.012) 4.7 ?0.3 (.185 ?.012) 4.7 ?0.3 (.185 ?.012) dia. 7.9 ?0.3 (.311 ?.012) dia. 1.0 ?0.04 (.039 ?.002) 13.5 ?0.4 (.531 ?.016) 7.5 ?0.4 (.295 ?.016) 5.85 ?0.6 (.230 ?.024) 5.85 ?0.6 (.230 ?.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. 2026 series - 3-pole gas discharge tube how to order 2026 - nn - x n f 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 26 = 260 v leads a = none c = 1 mm lead shape (see product dimension drawings) fail-short option blank = standard product f = with fail-short mechanism rohs compliant option blank = standard product lf = rohs compliant product packaging speci cations model standard packaging quantity bulk (bag) tray box 2026-xx-a 250 1000 2026-xx-a1 250 1000 2026-xx-c 50 300 2026-xx-c2 100 900 2026-xx-c3 100 900 2026-xx-c4 100 900
3312 - 2 mm smd trimming potentiometer rev. 11/15 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. 2026 series - 3-pole gas discharge tube switch-grade fail-short device shorting curve 2026-xx-xf 10.0 20.0 30.0 5.0 current (a) (eltgs) 1.0 0.5 0.1 1 10 100 eltgs = each line to ground simultaneously note: when using a gdt fail-short device, it is imperative that all components associated and connected to the gdt with failsafe be tested in their respective completely integrated environment (finished product) to assure desired operation. seconds 1000
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