oH VE S CO AV R M AI SIO PL LA N IA BL S NT E
Features
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Leadless, surface mount for economical assembly Compact mini-size High surge current rating Low capacitance and insertion loss Stable breakdown throughout life
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UL Recognized RoHS compliant* version available
*R
2035-xx-SM Precision Gas Discharge Tube Surge Protector
Bourns now offers a surface mount (SM) 2-electrode GDT surge protection device. The industry-leading quality and features of the Bourns® miniature 2035 Series GDT continue in this new SM version. Compatible with “pick and place” assembly systems, the SM is ideal for high-density applications such as PCBs for telecommunications, commercial and industrial applications. Characteristics Test Methods per ITU-T (CCITT) K.12, IEEE C62.31 Characteristic DC Sparkover ±15 % (±20 % for Model 2035-09) @ 100 V/s Impulse Sparkover 100 V/µs 1000 V/µs Model No. 2035-09 90 V 2035-15 150 V 2035-20 200 V 2035-23 230 V 2035-25 250 V 2035-30 300 V
350 V 525 V
400 V 550 V
425 V 575 V
450 V 600 V
475 V 625 V
525 V 650 V
Characteristic DC Sparkover ±15 % @ 100 V/s (-12 %, +15 % for Model 2035-60) @ 100 V/s Impulse Sparkover 100 V/µs 1000 V/µs
Model No. 2035-35 350 V 2035-40 400 V 2035-42 420 V 2035-47 470 V 2035-60 600 V
600 V 750 V
650 V 800 V
675 V 850 V
750 V 950 V
950 V 1100 V
Insulation Resistance (IR).......................................100 V (50 V for Model 2035-09) ...................................> 1010 Ω Glow Voltage..........................................................10 mA...........................................................................~ 70 V Arc Voltage.............................................................>1 A..............................................................................~ 10 V Glow-Arc Transition Current ........................................................................................................................< 0.5 A Capacitance...........................................................1 MHz...........................................................................< 1 pF DC Holdover Voltage1 ...........................................>135 V, (52 V for Model 2035-09, ................................< 150 ms 80 V for Model 2035-15) Impulse Discharge Current ....................................10000 A, 8/20 µs2.........................................................1 operation minimum 5000 A, 8/20 µs............................................................> 10 operations 100 A, 10/1000 µs .......................................................> 300 operations 100 A, 10/700 µs .........................................................> 500 operations Alternating Discharge Current................................20 Arms, 11 cycles2 .....................................................1 operation minimum 5 Arms, 1 s ...................................................................> 10 operations Operating Temperature................................................................................................................................-55 to +85 °C Notes: UL Recognized component, UL File E153537 Sparkover limits after life ±20 % (-25 %, +30 % for Model 2035-09, 2035-60), IR >108Ω .
1 2
Network applied. Tube may exceed ±20 % but will continue to protect without venting.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.
2035-xx-SM Precision Gas Discharge Tube Surge Protector
Product Dimensions Recommended Pad Layout
4.4 (.173)
3.9 (.155)
5.0 (.195) 4.8 DIA. (.190)
5.6 (.220)
1.3 (.050)
DIMENSIONS = MILLIMETERS (INCHES)
Packaging Specifications The Model 2035-xx-SM ships standard bulk pack, 100 pieces per bag. The optional reelpack (-RP) contains 1,500 pieces per reel. Reel is 13 “ in diameter and 3/4 “ wide.
4.00 (.158) 2.00 (.079) 1.75 (.069)
How To Order 2035 - xx - SM - RP LF Model Number Designator Voltage Surface Mount Packaging Options Blank = Bulk Packaging (Standard) RP = Reelpack (Optional) Lead Free Option Blank = Standard Product LF = Lead Free / RoHS Compliant Product
16.0 (.63) 7.5 (.30)
8.00 (.315)
REV. G 08/05 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.
