*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 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 2027-23 2027-25 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 +85 °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. Specifications are subject to change without notice. Customers 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. 07/27/11 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.