PL IA NT CO M *R oH S Features Applications ■ Size: 8 mm diameter, 6 mm length ■ Telecommunications equipment ■ Low capacitance ■ Industrial equipment/electronics ■ High insulation resistance ■ Consumer electronics ■ RoHS compliant* ■ UL Recognized 2045 Series Medium Duty 2-Electrode Gas Discharge Tube Characteristics Test Methods per ITU-T (CCITT) K.12 and IEEE C62.31. Characteristic Model No. 2045-07 2045-09 2045-12 2045-13 2045-14 2045-23 75 V 90 V 120 V 130 V 145 V 230 V < 500 V < 600 V < 500 V < 600 V < 500 V < 700 V < 500 V < 700 V < 500 V < 700 V < 500 V < 700 V DC Sparkover ±30 % @ 100 V/s Impulse Sparkover 100 V/µs 1000 V/µs Characteristic Model No. 2045-25 2045-30 2045-35 2045-40 2045-47 250 V 300 V 350 V 400 V 470 V < 500 V < 700 V < 700 V < 900 V < 700 V < 900 V < 800 V < 1000 V < 900 V < 1100 V DC Sparkover ±30 % @ 100 V/s Impulse Sparkover 100 V/µs 1000 V/µs Insulation Resistance (IR) NOTE 1............................50 / 100 / 250 Vdc ................................................. > 10 GΩ 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 ......................................15,000 A, 8/20 µs .................................................. 1 operation 10,000 A, 8/20 µs .................................................. 10 operations Alternating Discharge Current .................................5 A, 50 Hz, 1 second. ............................................ 1 operation 65 A, Single, 9 cycles ............................................ 1 operation Impulse Life .............................................................100 A 10/1000 µs .................................................. 500 operations Storage Temperature ............................................................................................................................... -40 to +150 °C Operating Temperature............................................................................................................................ -30 to +85 ºC DC Holdover Voltage NOTE 2 ................................................................................................................... < 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. Note 1: DC Breakdown Voltage DC Measuring Voltage 75–90 V ...................................50 V 120–400 V ...............................100 V 470 ..........................................250 V Note 2: DC Breakdown Voltage DC Holdover Voltage 75–145 V .................................52 V 230 V .......................................80 V 250 V .......................................135 V 300–470 V ...............................150 V *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. 2045 Series Medium Duty 2-Electrode Gas Discharge Tube How to Order Product Dimensions 2045 - xx - B __ LF 2045-XX-B Model Number Designator 0.8 ± 0.05 (.031 ± .002) 20 MIN. (.787) Voltage 07 = 75 V 09 = 90 V 12 = 120 V 13 = 130 V 14 = 145 V 23 = 230 V 25 = 250 V 30 = 300 V 35 = 350 V 40 = 400 V 47 = 470 V Leads B = 0.8 mm straight leads Packaging T1 = Reelpack (Optional) - 500 pcs./reel 8.0 +0.3/-0.5 (.315 +.001/-.020) 6.0 +0.3/-0.5 (.236 +.001/-.020) DIMENSIONS: RoHS Compliancy LF = RoHS Compliant Product MM (INCHES) Note: Custom leadforms available - please contact Bourns for details. Packaging Specifications The reelpack (-BT1LF) contains 500 pieces per reel. Reel is 330 mm in diameter and 68 mm wide. Two reels per box (1K units). 2045-XX-BT1LF — 0.8 mm (0.032 in.) dia. lead wire 52.4 (2.1) 10.0 (0.4) DIMENSIONS: MM (INCHES) Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com REV. A 06/12 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.