Features Applications
n Size: 8 mm diameter, 6 mm length n Telecommunications equipment
n Low capacitance n Industrial equipment/electronics
n High insulation resistance n Consumer electronics
n RoHS compliant*
n UL Recognized
2045 SeriesMedium Duty 2-Electrode Gas Discharge Tube
Characteristics
Test Methods per ITU-T (CCITT) K.12 and IEEE C62.31.
Model No.
Characteristic
2045-07 2045-09 2045-12 2045-13 2045-14 2045-23
DC Sparkover 30 % @ 100 V/s 75 V 90 V 120 V 130 V 145 V 230 V
(1)
Impulse Sparkover
100 V/s < 500 V < 500 V < 500 V < 500 V < 500 V < 500 V
1000 V/s < 600 V < 600 V < 700 V < 700 V < 700 V < 700 V
Model No.
Characteristic
2045-25 2045-30 2045-35 2045-40 2045-47
DC Sparkover 30 % @ 100 V/s 250 V 300 V 350 V 400 V 470 V
(1)
Impulse Sparkover
100 V/s < 500 V < 700 V < 700 V < 800 V < 900 V
1000 V/s < 700 V < 900 V < 900 V < 1000 V < 1100 V
(1)
Impulse Sparkover voltage is defined as typical values of distribution.
(2)
Insulation Resistance (IR) ....................................50 / 100 / 250 Vdc ................................................. > 10 GW
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 ......................................15,000 A, 8/20 s .................................................. 1 operation
10,000 A, 8/20 s .................................................. 10 operations
Alternating Discharge Current .................................5 A, 50 Hz, 1 second. ............................................ 1 operation
65 A, Single, 9 cycles ............................................ 1 operation
Impulse Life .............................................................100 A 10/1000 s .................................................. 500 operations
Storage Temperature ............................................................................................................................... -40 to +150 C
Operating Temperature ............................................................................................................................ -30 to +85 C
(3)
DC Holdover Voltage ........................................................................................................................... < 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 DC Measuring Voltage
7590 V 50 V
120400 V 100 V
470 250 V
(3)
DC Breakdown Voltage DC Holdover Voltage
75145 V 52 V
230 V 80 V
250 V 135 V
300470 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.
*RoHS COMPLIANT
VERSIONS
AVAILABLE
*RoHS COMPLIANT
LEAD FREE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
2045 SeriesMedium Duty 2-Electrode Gas Discharge Tube
How to Order
Product Dimensions
2045 - xx - B __ LF
2045-XX-B
Model Number Designator
Voltage
07 = 75 V 25 = 250 V
09 = 90 V 30 = 300 V
0.8 0.05
12 = 120 V 35 = 350 V
(.031 .002)
20
13 = 130 V 40 = 400 V
MIN.
(.787)
14 = 145 V 47 = 470 V
23 = 230 V
Leads
B = 0.8 mm straight leads
Packaging
T1 = Reelpack (Optional) - 500 pcs./reel
RoHS Compliancy
8.0 +0.3/-0.5
6.0 +0.3/-0.5 LF = RoHS Compliant Product
(.315 +.001/-.020)
(.236 +.001/-.020)
MM
DIMENSIONS:
(INCHES)
Note: Custom leadforms available - please contact Bourns for
details.
Packaging Specifications
The reelpack (-BT1LF) contains 500 pieces per reel. Reel is 330 mm
in diameter and 68 mm wide. Two reels per box (1K units).
2045-XX-BT1LF 0.8 mm (0.032 in.) dia. lead wire
52.4 2.0
(2.05 0.08)
10.0 0.5
(0.4 .020)
MM
DIMENSIONS:
(INCHES)
Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus@bourns.com
EMEA: Tel: +36 88 520 390 Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 Email: americus@bourns.com
www.bourns.com
REV. C 10/16
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.