Features
Applications
■ 8 mm diameter, 6 mm long
■ UL Recognized
■ Telecommunications
■ Industrial electronics
■ Commercial electronics
■ Consumer electronics
■ Aircraft and military electronics
■ Custom configurations available
■ High surge current rating
■ Stable breakdown throughout life
■ RoHS compliant* versions available
2027 Series - 2-Pole Gas Discharge Tube
Characteristics
Test Methods per ITU-T K.12, IEEE C62.31 and IEC 61643-311 GDT standards.
Model No.
2027-20
Characteristic
2027-07
2027-09
2027-15
2027-23
2027-25
DC Sparkover ±15 %
(±20 % for Models 2027-07 & 2027-09) @ 100 V/s
75 V
90 V
150 V
200 V
230 V
250 V
Impulse Sparkover (1)
100 V/μs
1000 V/μs
300 V
500 V
300 V
500 V
350 V
575 V
400 V
600 V
450 V
675 V
475 V
700 V
Model No.
Characteristic
2027-30
2027-35
2027-40
2027-42
2027-47
2027-60
DC Sparkover ±15 % @ 100 V/s
300 V
350 V
400 V
420 V
470 V
600 V
Impulse Sparkover (1)
100 V/μs
1000 V/μs
550 V
800 V
600 V
875 V
650 V
925 V
675 V
950 V
725 V
1000 V
850 V
1100 V
(1)
Impulse Sparkover voltage is defined as typical values of distribution.
10
Insulation Resistance .........................100 V (50 V for Models 2027-07 and 2027–09) ..................... >10
Glow Voltage ......................................10 mA..................................................................................... ~70 V
Arc Voltage.........................................> 1A........................................................................................ ~10 V
Glow-Arc Transition Current............................................................................................................... <0.5 A
Capacitance........................................1 MHz..................................................................................... <1 pF
DC Holdover Voltage (2) ......................135 V, (52 V for Models 2027-07 and 2027-09,
Ω
80 V for Model 2027-15) ........................................................ <150 ms
Impulse Discharge Current.................25000 A, 8/20 μs (3) ................................................................. 1 operation minimum
10000 A, 8/20 μs .................................................................... >10 operations
2500 A, 10/350 μs .................................................................. 2 operations
500 A, 10/1000 μs ................................................................. >400 operations
100 A, 10/1000 μs or 10/700 μs ............................................. >1000 operations
Alternating Discharge Current............65 Arms, 11 cycles (3) .............................................................. 1 operation minimum
10 Arms, 1 s ........................................................................... >10 operations
Operating Temperature....................................................................................................................... -55 to +125 °C
Climatic Category (IEC 60068-1)........................................................................................................ 40/90/21
Moisture Sensitivity Level..................................................................................................................
1
..................................................................................................................
6
ESD Classification (HBM)
Notes:
• UL recognized component, UL File E153537.
• Model number marking on tube: 27-xxxV.
8
• Sparkover limits ±20 % after life, IR >10 Ω (-25 %, +30 % for Models 2027-07, 2027–09 and 2027–60).
• At delivery AQL 0.65 Level II, DIN ISO 2859.
(2) Network applied.
(3) DC Sparkover may exceed ±20 % after discharge, but will continue to protect without venting.
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov