Features Applications n 5 mm diameter, 4 mm long (2035 series)n Telecommunications n 5 mm diameter, 5 mm long (2037 series)n Industrial electronics n UL Recognized n Commercial electronics n High surge current rating n Consumer electronics n Stable breakdown throughout life n 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 2035-2037-09 2035/2037-15 2035/2037-20 2035/2037-23 2035/2037-25 2035/2037-30 DC Sparkover 15 % 90 V 150 V 200 V 230 V 250 V 300V (20 % for Model 2035/2037-09) 100 V/s (1) Impulse Sparkover 100 V/s 300 V 350 V 425 V 450 V 475 V 525 V 1000 V/s 550 V 550 V 575 V 600 V 625 V 650 V Model No. Characteristic 2035/2037-35 2035/2037-40 2035/2037-42 2035/2037-47 2035/2037-60 DC Sparkover 15 % 100 V/s 350 V 400 V 420 V 470 V 600 V (1) Impulse Sparkover 100 V/s 600 V 650 V 675 V 750 V 950 V 1000 V/s 750 V 800 V 850 V 950 V 1100 V (1) Impulse Sparkover voltage is defined as typical values of distribution. 10 Insulation Resistance (IR) ..................100 V (50 V for Models 2035/2037-09) .................................. > 10 Glow Voltage ......................................10 mA ..................................................................................... ~ 70 V Arc Voltage .........................................1 A .......................................................................................... ~ 10 V Glow-Arc Transition Current ............................................................................................................... < 0.5 A Capacitance........................................1 MHz ..................................................................................... < 1 pF (2) DC Holdover Voltage .....................135 V, (52 V for Models 2035/2037-09, .................................. < 150 ms 80 V for Models 2035/2037-15) (3) Impulse Discharge Current ................10000 A, 8/20 s ................................................................. 1 operation min. 5000 A, 8/20 s ...................................................................... > 10 operations 1000 A, 10/350 s .................................................................. 1 operation 100 A, 10/1000 s ................................................................. > 300 operations 100 A, 10/700 s ................................................................... > 500 operations (3) Alternating Discharge Current ...........20 Arms, 11 cycles .............................................................. 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. 8 Sparkover limits after life 20 % (-25 %, +30 % for Models 2035/2037-09 and 2035/2037-60) , IR>10 . Other DC sparkover ranges available on request. At delivery AQL 0.65 Level II, DIN ISO 2859. (2) Network applied. (3) DC Sparkover may exceed 20 % but will continue to protect without venting. WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov *RoHS Directive 2015/863, Mar 31, 2015 and Annex. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 2035/2037 Series - Miniature 2-Pole Gas Discharge Tube Product Dimensions 2035-XX-A 2037-XX-A 4.2 0.3 4.9 0.3 5.0 0.3 5.0 0.3 DIA. (.165 .012) DIA. (.193 .012) (.197 .012) (.197 .012) 2035-XX-B 27.3 0.4 2037-XX-B 0.8 0.08 (1.075 .016) DIA. (.031 .003) 27.3 0.4 LONG 0.8 0.08 (1.075 .016) DIA. 2 PLCS. (.031 .003) LONG 2 PLCS. 2035-XX-B5 2037-XX-B5 17.0 0.4 (.670 .016) 17.0 0.5 (.670 .020) 14.5 0.4 14.5 0.4 (.571 .016) (.571 .016) 0.8 0.08 7.5 0.4 DIA. 0.8 0.08 (.031 .003) (.295 .016) DIA. 7.5 0.3 (.031 .003) (.295 .012) 2035-xx-B5 not available in reel pack. 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 Model Number Designator (2.06 0.02) Voltage (Divided by 10) Reel is 14 in diameter and 09 = 90 V 25 = 250 V 42 = 420 V 2.75 wide. 15 = 150 V 30 = 300 V 47 = 470 V 5.0 0.5 20 = 200 V 35 = 350 V 60 = 600 V (0.2 0.02) 23 = 230 V 40 = 400 V MM DIMENSIONS: (INCHES) Leads A = None B = 0.8 mm Lead Shape (See Product Dimension Drawings) Standard Packaging Quantity Packaging Blank = Bulk Packaging (Standard) Bulk T1 = Reelpack (Optional) Model (Bag) Tray Box Reel RoHS Compliant Option 2035/2037-XX-A 250 1000 Blank = Standard Product 2035/2037-XX-B 100 700 LF = RoHS Compliant Product 2035/2037-XX-B5 250 1000 REV. 11/20 2035/2037-XX-BT1 1000 Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.