*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 K.12, IEEE C62.31 and IEC 61643-311 GDT standards. Model No. Characteristic DC Sparkover ±15 % (±20 % for Model 2035/2037-09) @ 100 V/s Impulse Sparkover 100 V/μs 1000 V/μs 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 (1) Characteristic DC Sparkover ±15 % @ 100 V/s Impulse Sparkover (1) 100 V/μs 1000 V/μs (1) 2035-2037-09 Model No. Impulse Sparkover voltage is defined as typical values of distribution. 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 Voltage (2) .....................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 μs (3) ................................................................. 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 cycles (3) .............................................................. 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. (2) (3) 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. 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. 2035/2037 Series - Miniature 2-Pole Gas Discharge Tube Product Dimensions 2035-XX-A 5.0 ± 0.3 DIA. (.197 ± .012) 20.5 ± 0.4 (.807 ± .016) LONG 2 PLCS. 4.0 ± 0.3 (.157 ± .012) 2037-XX-A 5.0 ± 0.3 DIA. (.197 ± .012) 4.9 ± 0.3 (.193 ± .012) 2035-XX-B 2037-XX-B 0.8 ± 0.04 DIA. (.031 ± .002) 20.5 ± 0.5 (.807 ± .020) LONG 2 PLCS. 0.8 ± 0.04 DIA. (.031 ± .002) 2035-XX-B5 2037-XX-B5 16.5 ± 0.4 (.650 ± .016) 16.5 ± 0.5 (.650 ± .020) 14.5 ± 0.4 (.571 ± .016) 0.8 ± 0.04 DIA. (.031 ± .002) 14.5 ± 0.4 (.571 ± .016) 7.5 ± 0.4 (.295 ± .016) 2035-xx-B5 not available in reel pack. 0.8 ± 0.04 DIA. (.031 ± .002) 7.5 ± 0.3 (.295 ± .012) 2037-xx-B5 not available in reel pack. Packaging Specifications How to Order -BT1 2035/37 - xx - x (n) T1 LF 52.4 ± 0.5 (2.06 ± 0.02) Model Number Designator Reel is 14 ” in diameter and 2.75 ” wide. 10.0 ± 0.5 (0.4 ± 0.02) DIMENSIONS: MM (INCHES) 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) Model 2035/2037-XX-A 2035/2037-XX-B 2035/2037-XX-B5 2035/2037-XX-BT1 Standard Packaging Quantity Bulk (Bag) Tray Box Reel 250 1000 100 700 250 1000 1000 Packaging Blank = Bulk Packaging (Standard) T1 = Reelpack (Optional) RoHS Compliant Option Blank = Standard Product LF = RoHS Compliant Product REV. 08/15 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.