Features Applications Size:8mmdiameter,6mmlength Telecommunicationsequipment Lowcapacitance Industrialequipment/electronics High insulation resistance Consumer electronics RoHScompliant* UL Recognized 2049 Series Medium Duty 2-Electrode Gas Discharge Tube Characteristics Test Methods per ITU-T K.12 and IEC 61643-311. Model No. Characteristic 2049-07 2049-09 2049-12 2049-13 2049-14 2049-23 DC Sparkover 30 % 100 V/s 75 V 90 V 120 V 130 V 145 V 230 V (1) Impulse Sparkover 100 V/ s < 500 V < 500 V < 500 V < 500 V < 500 V < 500 V 1000 V/ s < 600 V < 600 V < 700 V < 700 V < 700 V < 700 V Model No. Characteristic 2049-25 2049-30 2049-35 2049-40 2049-47 2049-60 DC Sparkover 30 % 100 V/s 250 V 300 V 350 V 400 V 470 V 600 V (1) Impulse Sparkover 100 V/ s < 500 V < 700 V < 700 V < 800 V < 900 V < 1100 V 1000 V/ s < 700 V < 900 V < 900 V < 1000 V < 1100 V < 1300 V (1) Impulse Sparkover voltage is defined 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..................................................................... < 1.5 pF Impulse Discharge Current......................................20,000 A, 8/20 s ..................................................1 operation 15,000 A, 8/20 s ..................................................10 operations Alternating Discharge Current .................................20 A, 50 Hz, 1 sec............................................... 1 operation 65 A, Single, 9 cycles ............................................ 1 operation Impulse Life .............................................................100 A 10/1000 s ..................................................500 operations Operating Temperature............................................................................................................................ -30 to +85 C Storage Temperature............................................................................................................................... -40 to +150 C (3) DC Holdover Voltage ........................................................................................................................... < 150 ms 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. (2) DC Breakdown Voltage DC Measuring Voltage 7590 V 50 V 120400 V 100 V 470600 V 250 V (3) DC Breakdown Voltage DC Holdover Voltage 75145 V 52 V 230 V 80 V 250 V 135 V 300600 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 COMPLIANT2049 Series Medium Duty 2-Electrode Gas Discharge Tube Product Dimensions How to Order 2049 - xx - B LF 2049-XX-B Model Number Designator Voltage 07 = 75 V 25 = 250 V 09 = 90 V 30 = 300 V 0.8 0.05 12 = 120 V 35 = 350 V (.031 .002) 20 MIN. (.787) 13 = 130 V 40 = 400 V 14 = 145 V 47 = 470 V 23 = 230 V 60 = 600 V Leads B = 0.8 mm straight leads Packaging Blank = Bulk Packaging (Standard) - 100 pcs./tray 500 pcs./box T1 = Reelpack (Optional) - 500 pcs./reel 8.0 +0.3/-0.5 6.0 +0.3/-0.5 (.315 +.001/-.020) Plating (.236 +.001/-.020) LF = RoHS Compliant Product MM DIMENSIONS: (INCHES) Note: Custom leadforms available - please contact Bourns for details. Packaging Specifications Model 2049-xx-BLF ships standard bulk pack, 100 pieces per tray 2049-XX-BT1LF 0.8 mm (0.032 in.) dia. lead wire 5 trays per box (500 units). 52.4 2.0 (2.05 0.08) The optional reelpack (-BT1LF) contains 500 pieces per reel. Reel is 330 mm in diameter and 68 mm wide. Two reels per box (1K units). 10.0 0.5 (0.4 .020) MM DIMENSIONS: (INCHES) Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 885 877 Email: eurocus bourns.com The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com REV. C 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.