Features
Applications
■ 5 mm diameter, 4 mm long (2035 series)
■ 5 mm diameter, 5 mm long (2037 series)
■ UL Recognized
■ Telecommunications
■ Industrial electronics
■ Commercial electronics
■ Consumer electronics
■ Automotive, aircraft, military electronics
■ High surge current rating
■ Stable breakdown throughout life
■ RoHS compliant* versions available
2035/2037 Series - Miniature 2-Pole Gas Discharge Tube
Characteristics
Test Methods per ITU-T (CCITT) K.12, IEEE Cꢁ2.31
Model No.
2035/2037-09 2035/2037-15 2035/2037-20 2035/2037-23 2035/2037-25 2035/2037-30
Characteristic
DC Sparkover 15 ꢀ
( 20 ꢀ for Model 2035/2037-09) ꢂ 100 V/s
90 V
150 V
200 V
230 V
250 V
300 V
Impulse Sparkover
100 V/µs
1000 V/µs
300 V
550 V
350 V
550 V
425 V
575 V
450 V
ꢁ00 V
475 V
ꢁ25 V
525 V
ꢁ50 V
Model No.
Characteristic
2035/2037-35 2035/2037-40 2035/2037-42 2035/2037-47 2035/2037-60
DC Sparkover 15 ꢀ
( 20 ꢀ for Model 2035/2037-09) ꢂ 100 V/s
350 V
400 V
420 V
470 V
ꢁ00 V
Impulse Sparkover
100 V/µs
1000 V/µs
ꢁ00 V
750 V
ꢁ50 V
800 V
ꢁ75 V
850 V
750 V
950 V
950 V
1100 V
10 Ω
Insulation Resistance (IR).......................................100 V (50 V for Models 2035/2037-09)........................> 10
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 Models 2035/2037-09, .......................< 150 ms
80 V for Models 2035/2037-15)
Impulse Discharge Current ...................................10000 A, 8/20 µs2......................................................... 1 operation min
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 min
5 Arms, 1 s...................................................................> 10 operations
Operating Temperature ............................................................................................................................... -55 to +85 °C
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-ꢁ0) , IR>108 Ω.
• Other DC sparkover ranges available on request.
• At delivery AQL 0.ꢁ5 Level II, DIN ISO 2859.
1 Network applied.
2 DC Sparkover 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.
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