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  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
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Technical content

Features

■ Size: 8 mm diameter, 6 mm length ■ Low capacitance ■ High insulation resistance ■ RoHS compliant* ■ UL Recognized

Applications

■ Telecommunications equipment ■ Industrial equipment/electronics ■ Consumer electronics Characteristics

2049 Series Medium Duty 2-Electrode Gas Discharge Tube

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifi cations 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 specifi c applications. Test Methods per ITU-T K.12 and IEC 61643-311. Characteristic Model No. 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 Impulse Sparkover (1)

100 V/µs

1000 V/µs

< 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 Holdover Voltage Notes:

  • UL Recognized component, UL File E153537.
  • At delivery AQL 0.65, level II DIN ISO 2859. (2) DC Breakdown Voltage DC Measuring Voltage 75–90 V 50 V 120–400 V 100 V 470–600 V 250 V (3) DC Breakdown Voltage DC Holdover Voltage 75–145 V 52 V

230 V 80 V

250 V 135 V

300–600 V 150 V Characteristic Model No. 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 Impulse Sparkover (1) < 500 V < 700 V < 700 V < 900 V < 700 V < 900 V < 800 V < 1000 V < 900 V < 1100 V < 1100 V < 1300 V *RoHS COMPLIANT (1) Impulse Sparkover voltage is defi ned as typical values of distribution.

(.787) MIN. 6.0 +0.3/-0.5 (.236 +.001/-.020) 8.0 +0.3/-0.5 (.315 +.001/-.020) 0.8 ± 0.05 (.031 ± .002) 2049-XX-B Specifi cations 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 specifi c applications. Packaging Specifi cations Product Dimensions How to Order 2049 - xx - B __ LF Model Number Designator Voltage 07 = 75 V 25 = 250 V 09 = 90 V 30 = 300 V 12 = 120 V 35 = 350 V 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 Plating LF = RoHS Compliant Product DIMENSIONS: MM (INCHES) REV. B 08/15 Note: Custom leadforms available - please contact Bourns for details. Model 2049-xx-BLF ships standard bulk pack, 100 pieces per tray; 5 trays per box (500 units). 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). 2049-XX-BT1LF — 0.8 mm (0.032 in.) dia. lead wire 52.4 ± 0.5 (2.1 ± .020) 10.0 ± 0.5 (0.4 ± .020) DIMENSIONS: MM (INCHES) Asia-Pacifi c: 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