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Features
Applications
■ 5 mm diameter, 4 mm long (2035 series)
■ Telecommunications
■ 5 mm diameter, 5 mm long (2037 series)
■ Industrial electronics
■ UL Recognized
■ Commercial electronics
■ High surge current rating
■ Consumer electronics
■ Stable breakdown throughout life
■ Aircraft and military electronics
■ RoHS compliant* versions available
2035/2037 Series - Miniature 2-Pole 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 ±15 %
(±20 % for Model 2035/2037-09) @ 100 V/s
Impulse Sparkover
100 V/μs
1000 V/μs
2035/2037-15
2035/2037-20
2035/2037-23
2035/2037-25
2035/2037-30
90 V
150 V
200 V
230 V
250 V
300V
300 V
550 V
350 V
550 V
425 V
575 V
450 V
600 V
475 V
625 V
525 V
650 V
2035/2037-35
2035/2037-40
2035/2037-42
2035/2037-47
2035/2037-60
350 V
400 V
420 V
470 V
600 V
600 V
750 V
650 V
800 V
675 V
850 V
750 V
950 V
950 V
1100 V
(1)
Characteristic
DC Sparkover ±15 % @ 100 V/s
Impulse Sparkover (1)
100 V/μs
1000 V/μs
(1)
2035-2037-09
Model No.
Impulse Sparkover voltage is defined as typical values of distribution.
Insulation Resistance (IR) ..................100 V (50 V for Models 2035/2037-09) .................................. > 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 Voltage (2) .....................135 V, (52 V for Models 2035/2037-09, .................................. < 150 ms
80 V for Models 2035/2037-15)
Impulse Discharge Current ................10000 A, 8/20 μs (3) ................................................................. 1 operation min.
5000 A, 8/20 μs ...................................................................... > 10 operations
1000 A, 10/350 μs .................................................................. 1 operation
100 A, 10/1000 μs ................................................................. > 300 operations
100 A, 10/700 μs ................................................................... > 500 operations
Alternating Discharge Current ...........20 Arms, 11 cycles (3) .............................................................. 1 operation min.
5 Arms, 1 s ............................................................................. > 10 operations
Operating Temperature ...................................................................................................................... -55 to +85 °C
Climatic Category (IEC 60068-1)........................................................................................................ 40/90/21
Notes:
• UL recognized component, UL File E153537.
• Model number marking on tube: xxxV.
• Sparkover limits after life ±20 % (-25 %, +30 % for Models 2035/2037-09 and 2035/2037-60) , IR>108 Ω.
• Other DC sparkover ranges available on request.
• At delivery AQL 0.65 Level II, DIN ISO 2859.
(2)
(3)
Network applied.
DC Sparkover may exceed ±20 % but will continue to protect without venting.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*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.
2035/2037 Series - Miniature 2-Pole Gas Discharge Tube
Product Dimensions
2035-XX-A
5.0 ± 0.3
DIA.
(.197 ± .012)
27.3 ± 0.4
(1.075 ± .016)
LONG
2 PLCS.
4.2 ± 0.3
(.165 ± .012)
2037-XX-A
5.0 ± 0.3
DIA.
(.197 ± .012)
4.9 ± 0.3
(.193 ± .012)
2035-XX-B
2037-XX-B
0.8 ± 0.08
DIA.
(.031 ± .003)
27.3 ± 0.4
(1.075 ± .016)
LONG
2 PLCS.
0.8 ± 0.08
DIA.
(.031 ± .003)
2035-XX-B5
2037-XX-B5
17.0 ± 0.4
(.670 ± .016)
17.0 ± 0.5
(.670 ± .020)
14.5 ± 0.4
(.571 ± .016)
0.8 ± 0.08
DIA.
(.031 ± .003)
14.5 ± 0.4
(.571 ± .016)
7.5 ± 0.4
(.295 ± .016)
2035-xx-B5 not available in reel pack.
0.8 ± 0.08
DIA.
(.031 ± .003)
2037-xx-B5 not available in reel pack.
How to Order
Packaging Specifications
-BT1
2035/37 - xx - x (n) T1 LF
52.4 ± 0.5
(2.06 ± 0.02)
Model Number Designator
Reel is 14 ” in diameter and
2.75 ” wide.
5.0 ± 0.5
(0.2 ± 0.02)
DIMENSIONS:
Model
2035/2037-XX-A
2035/2037-XX-B
2035/2037-XX-B5
2035/2037-XX-BT1
7.5 ± 0.3
(.295 ± .012)
MM
(INCHES)
Standard Packaging Quantity
Bulk
(Bag)
Tray
Box
Reel
250
1000
100
700
250
1000
1000
Voltage (Divided by 10)
09 = 90 V
25 = 250 V
15 = 150 V
30 = 300 V
20 = 200 V
35 = 350 V
23 = 230 V
40 = 400 V
Leads
A = None
42 = 420 V
47 = 470 V
60 = 600 V
B = 0.8 mm
Lead Shape
(See Product Dimension Drawings)
Packaging
Blank = Bulk Packaging (Standard)
T1 =
Reelpack (Optional)
RoHS Compliant Option
Blank = Standard Product
LF = RoHS Compliant Product
REV. 09/19
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.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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