Features Applications Size: 8 mm diameter, 10 mm length Telecommunications equipment High current rating Industrial equipment/electronics Low capacitance and insertion loss Consumer electronics Fail-short option available RoHS compliant* UL Recognized 2046 Series Heavy-Duty 3-Electrode Gas Discharge Tube Characteristics Test Methods per ITU-T K.12 and IEC 61643-311. Model No. Characteristic 2046-09 2046-14 2046-20 2046-23 2046-25 DC Sparkover 20 % 100 V/s 90 V 145 V 200 V 230 V 250 V (1) Impulse Sparkover 100 V/ s < 600 V < 500 V < 500 V < 600 V < 600 V 1000 V/ s < 700 V < 700 V < 700 V < 700 V < 700 V Model No. Characteristic 2046-35 2046-40 2046-42 2046-47 2046-60 DC Sparkover 20 % 100 V/s 350 V 400 V 420 V 470 V 600 V (1) Impulse Sparkover 100 V/ s < 700 V < 800 V < 800 V < 900 V < 1000 V 1000 V/ s < 800 V < 900 V < 900 V < 1000 V < 1100 V (1) Impulse Sparkover voltage is de ned as typical values of distribution. (2) Insulation Resistance (IR) ....................................50 / 100 / 250 Vdc ................................................. > 10 G Glow Voltage ...........................................................10 mA ..................................................................... ~ 70 V Arc Voltage ..............................................................1 A .......................................................................... ~ 10 V Glow-Arc Transition Current .................................................................................................................... < 1 A Maximum Capacitance ............................................1 MHz ..................................................................... < 2 pF Maximum Impulse Discharge Current .....................20,000 A, 8/20 s ................................................... 1 operation 10,000 A, 8/20 s .................................................. 10 operations Nominal Alternating Discharge Current ...................20 A, 50 Hz, 1 second ............................................ 1 operation Impulse Life .............................................................200 A 10/1000 s .................................................. 130 operations (3) DC Holdover Voltage ........................................................................................................................... < 150 ms Operating Temperature ............................................................................................................................ -30 to +85 C Storage Temperature ............................................................................................................................... -40 to +115 C Climatic Category (IEC 60068-1)............................................................................................................. 40 / 90 / 21 Notes: UL Recognized component, UL File E153537. At delivery AQL 0.65, level II DIN ISO 2859 Line to Line voltage is approximately 1.8 to 2 times the stated Line to Ground voltage. Discharge current rating is total current equally divided between Each Line To Ground (ELTG). (2) DC Sparkover Voltage IR Measuring Voltage 90 V 50 V 145400 V 100 V 420600 V 250 V (3) Network Applied DC Sparkover Voltage DC Holdover Voltage 90145 V 52 V 200250 V 135 V 350600 V 150 V *RoHS Directive 2015/863, Mar 31, 2015 and Annex. Specications are subject to change without notice. Users should verify actual device performance in their specic WARNING Cancer and Reproductive Harm applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT2046 Series Heavy-Duty 3-Electrode Gas Discharge Tube Product Dimensions 2046-xx-A 2046-xx-C2F FAIL-SHORT CONFIGURATION 10.0 0.5 (.394 .020) 8.0 +0.2/-0.8 (.315 + .008/-.031) DIA. 2046-xx-C2 1.0 mm dia. lead wire 13.4 +0.8/-0.5 (.528 +.031/-.020) 10.0 0.5 (.394 .020) 8.0 +0.2/-0.8 (.315 + .008/-.031) MM DIA. DIMENSIONS: (INCHES) 7.5 0.5 (.295 .020) 1.0 0.05 (.039 .002) DIA. 4.4 0.4 4.4 0.4 (.173 .016) (.173 .016) How to Order Packaging Speci cations Model 2046 ships standard bulk pack, 100 pieces per tray 5 trays 2046 - xx - xx (F) LF per inner box 2 inner boxes per outer pack (1K units). Model Number Designator Voltage (Divided by 10) 09 = 90 V 35 = 350 V 14 = 145 V 40 = 400 V 20 = 200 V 42 = 420 V 23 = 230 V 47 = 470 V Asia-Pacific: Tel: +886-2 2562-4117 25 = 250 V 60 = 600 V Email: asiacus bourns.com Leads EMEA: Tel: +36 88 885 877 A = No leads/Cassette Applications C2 = 1.0 mm dia., 4.4 mm spacing Email: eurocus bourns.com Fail-Short Option The Americas: Tel: +1-951 781-5500 (Blank) = None Email: americus bourns.com F = Fail-Short Device (Optional) www.bourns.com RoHS Compliancy LF = RoHS Compliant Product REV. B 09/19 Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.