PL
IA
NT
Features
■
Size: 8 mm diameter, 6 mm length
■
Low capacitance
■
High insulation resistance
■
RoHS compliant*
■
Applications
■
Telecommunications equipment
■
Industrial equipment/electronics
■
Consumer electronics
*R
oH
S
CO
M
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.
2049-07
75 V
< 500 V
< 600 V
2049-09
90 V
< 500 V
< 600 V
2049-12
120 V
< 500 V
< 700 V
2049-13
130 V
< 500 V
< 700 V
2049-14
145 V
< 500 V
< 700 V
2049-23
230 V
< 500 V
< 700 V
Characteristic
DC Sparkover ±30 % @ 100 V/s
Impulse Sparkover
100 V/µs
1000 V/µs
Characteristic
DC Sparkover ±30 % @ 100 V/s
Impulse Sparkover
100 V/µs
1000 V/µs
Model No.
2049-25
250 V
< 500 V
< 700 V
2049-30
300 V
< 700 V
< 900 V
2049-35
350 V
< 700 V
< 900 V
2049-40
400 V
< 800 V
< 1000 V
2049-47
470 V
< 900 V
< 1100 V
2049-60
600 V
< 1100 V
< 1300 V
Insulation Resistance (IR)
NOTE 1
............................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
NOTE 2
................................................................................................................... < 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.
Note 1:
DC Breakdown Voltage
DC Measuring Voltage
75–90 V ...................................50 V
120–400 V ...............................100 V
470–600 V ...............................250 V
DC Breakdown Voltage
DC Holdover Voltage
75–145 V .................................52 V
230 V .......................................80 V
250 V .......................................135 V
300–600 V ...............................150 V
Note 2:
*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.
Customers should verify actual device performance in their specific applications.
2049 Series
Medium Duty 2-Electrode Gas Discharge Tube
Product Dimensions
2049-XX-B
Model Number Designator
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
How to Order
2049 - xx - B __ LF
20
MIN.
(.787)
0.8 ± 0.05
(.031 ± .002)
Leads
B = 0.8 mm straight leads
Packaging
Blank = Bulk Packaging (Standard) - 100 pcs./tray; 500 pcs./box
T1 = Reelpack (Optional) - 500 pcs./reel
Plating
LF = RoHS Compliant Product
6.0 +0.3/-0.5
(.236 +.001/-.020)
8.0 +0.3/-0.5
(.315 +.001/-.020)
DIMENSIONS:
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
(2.1)
10.0
(0.4)
DIMENSIONS:
MM
(INCHES)
Asia-Pacific:
Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555 • Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500 • Fax: +1-951 781-5700
www.bourns.com
REV. A 06/12
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
微控制器 MCU
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
