2049

T
PL
IA
N
M
CO
*R
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S
Features
Applications
■ Size: 8 mm diameter, 6 mm length
■ Telecommunications equipment
■ Low capacitance
■ Industrial equipment/electronics
■ High insulation resistance
■ Consumer electronics
■ RoHS compliant*
■
UL Recognized
2049 Series Medium Duty 2-Electrode Gas Discharge Tube
Characteristics
Test Methods per ITU-T K.12 and IEC 61643-311.
Model No.
Characteristic
2049-07
2049-09
2049-12
2049-13
2049-14
2049-23
75 V
90 V
120 V
130 V
145 V
230 V
< 500 V
< 600 V
< 500 V
< 600 V
< 500 V
< 700 V
< 500 V
< 700 V
< 500 V
< 700 V
< 500 V
< 700 V
DC Sparkover ±30 % @ 100 V/s
Impulse Sparkover (1)
100 V/µs
1000 V/µs
Model No.
Characteristic
2049-25
2049-30
2049-35
2049-40
2049-47
2049-60
250 V
300 V
350 V
400 V
470 V
600 V
< 500 V
< 700 V
< 700 V
< 900 V
< 700 V
< 900 V
< 800 V
< 1000 V
< 900 V
< 1100 V
< 1100 V
< 1300 V
DC Sparkover ±30 % @ 100 V/s
Impulse Sparkover
100 V/µs
1000 V/µs
(1)
(1)
Impulse Sparkover voltage is defined as typical values of distribution.
Insulation Resistance (IR) (2) ....................................50 / 100 / 250 Vdc ................................................. > 10 GΩ
Glow Voltage ...........................................................10 mA ..................................................................... ~ 70 V
Arc Voltage ..............................................................1 A .......................................................................... ~ 10 V
Glow-Arc Transition Current .................................................................................................................... < 1 A
Maximum Capacitance ............................................1 MHz ..................................................................... < 1.5 pF
Impulse Discharge Current ......................................20,000 A, 8/20 µs .................................................. 1 operation
15,000 A, 8/20 µs .................................................. 10 operations
Alternating Discharge Current .................................20 A, 50 Hz, 1 sec. ................................................ 1 operation
65 A, Single, 9 cycles ............................................ 1 operation
Impulse Life .............................................................100 A 10/1000 µs .................................................. 500 operations
Operating Temperature............................................................................................................................ -30 to +85 ºC
Storage Temperature ............................................................................................................................... -40 to +150 °C
DC Holdover Voltage (3) ........................................................................................................................... < 150 ms
Climatic Category (IEC 60068-1)............................................................................................................. 40 / 90 / 21
Notes:
• UL Recognized component, UL File E153537.
• At delivery AQL 0.65, level II DIN ISO 2859.
(2)
DC Breakdown Voltage
75–90 V
120–400 V
470–600 V
DC Measuring Voltage
50 V
100 V
250 V
(3)
DC Breakdown Voltage
75–145 V
230 V
250 V
300–600 V
DC Holdover Voltage
52 V
80 V
135 V
150 V
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
2049 Series Medium Duty 2-Electrode Gas Discharge Tube
Product Dimensions
How to Order
2049 - xx - B __ LF
2049-XX-B
Model Number Designator
0.8 ± 0.05
(.031 ± .002)
20
MIN.
(.787)
Voltage
07 = 75 V
09 = 90 V
12 = 120 V
13 = 130 V
14 = 145 V
23 = 230 V
25 = 250 V
30 = 300 V
35 = 350 V
40 = 400 V
47 = 470 V
60 = 600 V
Leads
B = 0.8 mm straight leads
8.0 +0.3/-0.5
(.315 +.001/-.020)
6.0 +0.3/-0.5
(.236 +.001/-.020)
DIMENSIONS:
Packaging
Blank = Bulk Packaging (Standard) - 100 pcs./tray; 500 pcs./box
T1 = Reelpack (Optional) - 500 pcs./reel
Plating
LF = RoHS Compliant Product
MM
(INCHES)
Note: Custom leadforms available - please contact Bourns for
details.
Packaging Specifications
Model 2049-xx-BLF ships standard bulk pack, 100 pieces per tray;
5 trays per box (500 units).
The optional reelpack (-BT1LF) contains 500 pieces per reel. Reel is
330 mm in diameter and 68 mm wide. Two reels per box (1K units).
2049-XX-BT1LF — 0.8 mm (0.032 in.) dia. lead wire
52.4 ± 0.5
(2.1 ± .020)
10.0 ± 0.5
(0.4 ± .020)
DIMENSIONS:
MM
(INCHES)
Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116
EMEA: Tel: +36 88 520 390 • Fax: +36 88 520 211
The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700
www.bourns.com
REV. B 08/15
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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