*R oH VE S CO AV R M AI SIO PL LA N IA BL S NT E Features Applications ■ Size: 12.7 mm diameter, 12.7 mm length ■ Telecommunications equipment ■ Long service life ■ Industrial equipment/electronics ■ High surge current rated ■ Low capacitance and insertion loss ■ Tube with contact terminals available ■ RoHS compliant* versions available ■ UL Recognized 2047 Series High Current 2-Electrode 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 ±20 % @ 100 V/s (±25 % @ 100 V/s After Life) Impulse Sparkover (1) 100 V/µs Typical / For 99 % of Values 1000 V/µs Typical / For 99 % of Values (1) 2047-09 2047-15 2047-23 2047-35 90 V 150 V 230 V 350 V 350 / 450 V 600 / 650 V 350 / 450 V 550 / 600 V 450 / 500 V 600 / 650 V 475 / 550 V 725 / 800 V Impulse Sparkover voltage is defined as typical values of distribution. Insulation Resistance (IR) .......................................50 V / 100 V .......................................................... > 109 Ω Glow Voltage ...........................................................10 mA ..................................................................... ~ 80 V Arc Voltage ..............................................................@ 2 A...................................................................... ~ 12 V Glow-Arc Transition Current .................................................................................................................... < 1 A Capacitance.............................................................1 MHz ..................................................................... < 5 pF Impulse Discharge Current ......................................50,000 A, 8/20 µs .................................................. 10 operations > 4,000 A, 10/350 µs ............................................. > 10 operations > 8,000 A, 10/350 µs .............................................. > 1 operation Impulse Life .............................................................> 1,000 A 10/1000 µs ............................................ > 1000 operations Alternating Discharge Current .................................> 20 A, 1 sec. ........................................................ > 20 operations > 40 A, 1 sec. ........................................................ 1 operation min. > 200 A, 11 cycles ................................................. 1 operation min. Operating and Storage Temperature, ...................................................................................................... -40 to +90 ºC Climatic Category (IEC 60068-1)............................................................................................................. 40/90/21 Notes: • At delivery AQL 0.65, level II DIN ISO 2859. • UL Recognized component, UL File E153537. How to Order Typical Part Marking 2047 - xx - X __ LF Model Number Designator Voltage (Divided by 10) 09 = 90 V 23 = 230 V 15 = 150 V 35 = 350 V Contact Terminals A = None B = Optional MANUFACTURER'S TRADEMARK BOURNS 2047-XX XXXX PART IDENTIFICATION DATE CODE (FIRST TWO DIGITS = MONTH; NEXT TWO DIGITS = YEAR) VOLTAGE Packaging Blank = Bulk Packaging (Standard) - 50 pcs. per box Plating Option Blank = Standard Product - Tin/Lead Plating LF = RoHS Compliant Product - Sn Plating Ni = RoHS Compliant Product - Nickel Plating *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. 2047 Series High Current 2-Electrode Gas Discharge Tube Product Dimensions 2047-xx-A DIA. 6.5 ± 0.3 (.255 ± .012) 2047-xx-B 0.8 REF. (.032) DIA. 12.7 ± 0.5 (.500 ± .02) DIA. 6.5 ± 0.3 (.25 ± .012) 14.5 ± 0.4 (.57 ± .016) 12.7 ± 0.5 (.500 ± .02) DIA. 5.5 ± 0.3 (.22 ± .012) 12.7 ± 0.4 (.500 ± .016) DIMENSIONS: MM (INCHES) 9.3 ± 0.6 (.366 ± .024) 3.8 ± 0.3 (.15 ± .012) 4.0 ± 0.2 (.16 ± .008) 5.0 ± 0.2 (.20 ± .008) 0.8 ± 0.1 (.032 ± .004) 12.0 ± 0.5 (.47 ± .02) Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 EMEA: Tel: +36 88 520 390 • Fax: +36 88 520 211 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com REV. N 10/15 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.