*R
oH
V E S CO
AV R M
AI SIO PL
LA N IA
BL S NT
E
Features
■
8 mm diameter, 6 mm long
■
UL Recognized
■
Custom configurations available
■
High surge current rating
■
Stable breakdown throughout life
■
RoHS compliant* versions available
Applications
■
Telecommunications
■
Industrial electronics
■
Commercial electronics
■
Consumer electronics
■
Automotive, aircraft, military electronics
2027 Series - 2-Pole Gas Discharge Tube
Characteristics
Test Methods per ITU-T (CCITT) K.12, IEEE C62.31, RUS PE-80, Telcordia GR 1361
Model No.
2027-20
200 V
Characteristic
DC Sparkover ±15 %
(±20 % for Models 2027-07 & 2027-09) @ 100 V/s
Impulse Sparkover
100 V/µs
1000 V/µs
Characteristic
DC Sparkover ±15 % @ 100 V/s
Impulse Sparkover
100 V/µs
1000 V/µs
2027-07
75 V
2027-09
90 V
2027-15
150 V
2027-23
230 V
2027-25
250 V
300 V
500 V
300 V
500 V
350 V
575 V
400 V
600 V
450 V
675 V
475 V
700 V
2027-30
300 V
550 V
800 V
2027-35
350 V
600 V
875 V
Model No.
2027-40
2027-42
400 V
420 V
650 V
925 V
675 V
950 V
2027-47
470 V
725 V
1000 V
2027-60
600 V
850 V
1100 V
Insulation Resistance .........................100 V (50 V for Models 2027-07 and 2027–09) ...................... > 10
10
Ω
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
**
.......................135 V, (52 V for Models 2027-07 and 2027-09,
80 V for Model 2027-15) ........................................................ < 150 ms
Impulse Discharge Current .................25000 A, 8/20 µs
***
................................................................. 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
***
.............................................................. 1 operation minimum
10 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: 27-xxxV.
• Sparkover limits ±20 % after life, IR >10
8
Ω
(-25 %, +30 % for Models 2027-07, 2027–09 and 2027–60).
• At delivery AQL 0.65 Level II, DIN ISO 2859.
**
Network applied.
***
DC Sparkover may
exceed ±20 % after discharge, 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.
2027 Series - 2-Pole Gas Discharge Tube
Product Dimensions
2027-XX-A
6.0
(.236)
2027-XX-B — 0.8 mm (0.032 in.) dia. lead wire
2027-XX-C — 1.0 mm (0.040 in.) dia. lead wire
65.0
MIN.
(2.5)
8.0
DIA.
(.314)
30.0
LONG
(1.2)
2 PLCS.
2027-XX-B19 — 0.8 mm (0.032 in.) dia. lead wire
(Not available in reelpack)
16.8
(.661)
8.4
(.331)
19 °
2 PLCS.
2027-XX-B10 — 0.8 mm (0.032 in.) dia. lead wire
2027-XX-C10 — 1.0 mm (0.040 in.) dia. lead wire
(Not available in reelpack)
12.7
(.500)
R
2.0
(.075)
2 PLCS.
R
0.8
(.031)
4 PLCS.
R
0.8
(.030)
2 PLCS.
1.5
(.060)
2.0
(.078)
8.1
(.318)
6.4
(.252)
14.0
(.551)
2.3
(.091)
DIMENSIONS:
MM
(INCHES)
6.4
(.252)
12.7 ± 0.5
(.500 ± .020)
How to Order
2027 - xx - x nn T1 LF
Model Number Designator
Voltage (Divided by 10)
07 = 75 V
30 = 300 V
09 = 90 V
35 = 350 V
15 = 150 V
40 = 400 V
20 = 200 V
42 = 420 V
23 = 230 V
47 = 470 V
25 = 250 V
60 = 600 V
Leads
A = None
B = 0.8 mm
C = 1 mm
Lead Shape
(See Product Dimension Drawings)
Packaging
Blank = Bulk Packaging (Standard)
T1 =
Reelpack (Optional - not available for Models 2027-xx-B19
and 2027-xx-B10/C10)
10.0
(0.4)
Packaging Specifications
Model 2027-xx-nn ships standard bulk pack, 100 pcs./bag.
The optional reelpack (-BT1) contains 1,000 pcs./reel.
Reel is 14 “ in diameter and 2.75 “ wide.
2027-XX-BT1 — 0.8 mm (0.032 in.) dia. lead wire
52.4
(2.1)
RoHS Compliant Option
Blank = Standard Product
LF = RoHS Compliant Product
REV. 07/27/11
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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