*R oH VE S CO AV R M AI SIO PL LA N IA BL S NT E Features Applications ■ 8 mm diameter, 6 mm long ■ Telecommunications ■ UL Recognized ■ Industrial electronics ■ Custom configurations available ■ Commercial electronics ■ High surge current rating ■ Consumer electronics ■ Stable breakdown throughout life ■ Automotive, aircraft, military electronics ■ RoHS compliant* versions available 2027 Series - 2-Pole Gas Discharge Tube Characteristics Test Methods per ITU-T (CCITT) K.12, IEEE C62.31, RUS PE-80, Telcordia GR 1361 Characteristic DC Sparkover ±15 % (±20 % for Models 2027-07 & 2027-09) @ 100 V/s Impulse Sparkover 100 V/μs 1000 V/μs Characteristic DC Sparkover ±15 % @ 100 V/s Impulse Sparkover 100 V/μs 1000 V/μs 2027-07 2027-09 2027-15 Model No. 2027-20 2027-23 2027-25 75 V 90 V 150 V 200 V 230 V 250 V 300 V 500 V 300 V 500 V 350 V 575 V 400 V 600 V 450 V 675 V 475 V 700 V 2027-30 300 V 2027-35 350 V 2027-47 470 V 2027-60 600 V 550 V 800 V 600 V 875 V 725 V 1000 V 850 V 1100 V Model No. 2027-40 2027-42 400 V 420 V 650 V 925 V 675 V 950 V Insulation Resistance .........................100 V (50 V for Models 2027-07 and 2027–09) ..................... > 1010 Ω Glow Voltage ......................................10 mA ..................................................................................... ~ 70 V Arc Voltage .........................................> 1A ........................................................................................ ~ 10 V Glow-Arc Transition Current ............................................................................................................... < 0.5 A Capacitance........................................1 MHz ..................................................................................... < 1 pF DC Holdover Voltage** .......................135 V, (52 V for Models 2027-07 and 2027-09, 80 V for Model 2027-15) ........................................................ < 150 ms Impulse Discharge Current .................25000 A, 8/20 μs*** ................................................................. 1 operation minimum 10000 A, 8/20 μs .................................................................... > 10 operations 2500 A, 10/350 μs .................................................................. 2 operations 500 A, 10/1000 μs ................................................................. > 400 operations 100 A, 10/1000 μs or 10/700 μs ............................................. > 1000 operations Alternating Discharge Current ............65 Arms, 11 cycles*** .............................................................. 1 operation minimum 10 Arms, 1 s ........................................................................... > 10 operations Operating Temperature....................................................................................................................... -55 to +125 °C Climatic Category (IEC 60068-1)........................................................................................................ 40/90/21 Notes: • UL recognized component, UL File E153537. • Model number marking on tube: 27-xxxV. • Sparkover limits ±20 % after life, IR >108 Ω (-25 %, +30 % for Models 2027-07, 2027–09 and 2027–60). • At delivery AQL 0.65 Level II, DIN ISO 2859. ** Network applied. *** DC Sparkover may exceed ±20 % after discharge, but will continue to protect without venting. *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications 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 specific applications. 2027 Series - 2-Pole Gas Discharge Tube Product Dimensions 2027-XX-A 2027-XX-B — 0.8 mm (0.032 in.) dia. lead wire 2027-XX-C — 1.0 mm (0.040 in.) dia. lead wire 6.0 (.236) 65.0 MIN. (2.5) 30.0 LONG (1.2) 2 PLCS. 8.0 DIA. (.314) 2027-XX-B19 — 0.8 mm (0.032 in.) dia. lead wire (Not available in reelpack) 2027-XX-B10 — 0.8 mm (0.032 in.) dia. lead wire 2027-XX-C10 — 1.0 mm (0.040 in.) dia. lead wire (Not available in reelpack) 16.8 (.661) 8.4 (.331) 2.0 (.075) 2 PLCS. R 19 ° 2 PLCS. 0.8 (.030) 2 PLCS. 0.8 (.031) 4 PLCS. 12.7 (.500) R R 1.5 (.060) 8.1 (.318) 2.0 (.078) 6.4 (.252) 2.3 (.091) 14.0 (.551) DIMENSIONS: MM (INCHES) How to Order 6.4 (.252) 2027 - xx - x nn T1 LF 12.7 ± 0.5 (.500 ± .020) Model Number Designator Packaging Specifications Model 2027-xx-nn ships standard bulk pack, 100 pcs./bag. The optional reelpack (-BT1) contains 1,000 pcs./reel. Reel is 14 “ in diameter and 2.75 “ wide. 2027-XX-BT1 — 0.8 mm (0.032 in.) dia. lead wire 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 Leads A = None B = 0.8 mm C = 1 mm Lead Shape (See Product Dimension Drawings) 52.4 (2.1) Packaging Blank = Bulk Packaging (Standard) T1 = Reelpack (Optional - not available for Models 2027-xx-B19 and 2027-xx-B10/C10) 10.0 (0.4) RoHS Compliant Option Blank = Standard Product LF = RoHS Compliant Product REV. 07/14 Specifications 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 specific applications.