*R oH V SC AV ER OM AI SIO PL LA N IA BL S NT E Features Applications ■ 5 mm diameter, 4 mm long (2035 series) ■ Telecommunications ■ 5 mm diameter, 5 mm long (2037 series) ■ Industrial electronics ■ UL Recognized ■ Commercial electronics ■ High surge current rating ■ Consumer electronics ■ Stable breakdown throughout life ■ Automotive, aircraft, military electronics ■ RoHS compliant* versions available 2035/2037 Series - Miniature 2-Pole Gas Discharge Tube Characteristics Test Methods per ITU-T (CCITT) K.12, IEEE C62.31 Characteristic DC Sparkover ±15 % (±20 % for Model 2035/2037-09) @ 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 Model No. 2035-2037-09 2035/2037-15 2035/2037-20 2035/2037-23 2035/2037-25 2035/2037-30 90 V 150 V 200 V 230 V 250 V 300V 300 V 550 V 350 V 550 V 425 V 575 V 450 V 600 V 475 V 625 V 525 V 650 V 2035/2037-35 2035/2037-40 2035/2037-42 2035/2037-47 2035/2037-60 350 V 400 V 420 V 470 V 600 V 600 V 750 V 650 V 800 V 675 V 850 V 750 V 950 V 950 V 1100 V Model No. Insulation Resistance (IR) ..................100 V (50 V for Models 2035/2037-09) .................................. > 1010 Ω Glow Voltage ......................................10 mA ..................................................................................... ~ 70 V Arc Voltage .........................................1 A .......................................................................................... ~ 10 V Glow-Arc Transition Current ............................................................................................................... < 0.5 A Capacitance........................................1 MHz ..................................................................................... < 1 pF DC Holdover Voltage1 .......................135 V, (52 V for Models 2035/2037-09, .................................. < 150 ms 80 V for Models 2035/2037-15) Impulse Discharge Current ................10000 A, 8/20 µs2 ................................................................... 1 operation min. 5000 A, 8/20 µs ...................................................................... > 10 operations 1000 A, 10/350 µs .................................................................. 1 operation 100 A, 10/1000 µs ................................................................. > 300 operations 100 A, 10/700 µs ................................................................... > 500 operations Alternating Discharge Current ...........20 Arms, 11 cycles2 ................................................................ 1 operation min. 5 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: xxxV. • Sparkover limits after life ±20 % (-25 %, +30 % for Models 2035/2037-09 and 2035/2037-60) , IR>108 Ω. • Other DC sparkover ranges available on request. • At delivery AQL 0.65 Level II, DIN ISO 2859. 1 2 Network applied. DC Sparkover may exceed ±20 % 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. Customers should verify actual device performance in their specific applications. 2035/2037 Series - Miniature 2-Pole Gas Discharge Tube Product Dimensions 2035-XX-A 2037-XX-A 4.1 (.161) 5.0 DIA. (.197) 5.0 (.197) 5.0 DIA. (.197) 2035-XX-B 2037-XX-B 20 MIN. (0.78) LONG 2 PLCS. 20 (0.78) LONG 2 PLCS. MIN. 0.8 0.8 2037-XX-B5 2035-XX-B5 16.7 REF. (.658) 14.2 (.560) 16.7 REF. (.658) 14.2 (.560) MIN. MIN. 3.8 (.15) 3.8 (.15) 0.8 0.8 2037-xx-B5 not available in reel pack. 2035-xx-B5 not available in reel pack. 7.6 (.30) 7.6 (.30) How to Order 2035/37 - xx - x (n) T1 LF Packaging Specifications Model 2035/2037-xx-n ships standard bulk pack, 100 pcs./bag. 52.4 (2.06) 10.0 (0.4) The optional reelpack (-BT1) contains 1,000 pcs./reel. Reel is 14 ” in diameter and 2.75 ” wide. 2035-xx-B5 not available in reel pack. DIMENSIONS: MM (INCHES) Model Number Designator Voltage (Divided by 10) 09 = 90 V 25 = 250 V 15 = 150 V 30 = 300 V 20 = 200 V 35 = 350 V 23 = 230 V 40 = 400 V Leads A = None 42 = 420 V 47 = 470 V 60 = 600 V B = 0.8 mm Lead Shape (See Product Dimension Drawings) Packaging Blank = Bulk Packaging (Standard) T1 = Reelpack (Optional) RoHS Compliant Option Blank = Standard Product LF = RoHS Compliant Product REV. 08/29/12 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.