2028-xx-C2FLF [BOURNS]
2028 Series Long Life Heavy-Duty 3-Electrode Gas Discharge Tube; 2028系列长寿命重型三极气体放电管型号: | 2028-xx-C2FLF |
厂家: | BOURNS ELECTRONIC SOLUTIONS |
描述: | 2028 Series Long Life Heavy-Duty 3-Electrode Gas Discharge Tube |
文件: | 总2页 (文件大小:187K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Features
Applications
■ Size: 8 mm diameter, 10 mm length
■ Telecommunications electronics
■ Industrial electronics
■ Consumer electronics
■ Balanced and symmetrical TRIGARD®
design
■ High surge current rating
■ Stable breakdown throughout life
■ Long life
■ Fail-Short available
■ RoHS compliant*
2028 Series Long Life Heavy-Duty 3-Electrode Gas Discharge Tube
Characteristics
Test Methods per ITU-T (CCITT) K.12 Class 3 and IEC 61643-311.
Model No.
Characteristic
2028-23
2028-25
2028-35
2028-42
DC Sparkover 2ꢀ ꢁ ꢂ 1ꢀꢀ ꢃVs
23ꢀ ꢃ
25ꢀ ꢃ
35ꢀ ꢃ
42ꢀ ꢃ
Impulse Sparkover
1ꢀꢀ ꢃVµs (TypicalV99 ꢁ)
1ꢀꢀꢀ ꢃVµs (TypicalV99 ꢁ)
< 45ꢀ ꢃV55ꢀ ꢃ
< 65ꢀ ꢃV75ꢀ ꢃ
< 45ꢀ ꢃV55ꢀ ꢃ
< 65ꢀ ꢃV75ꢀ ꢃ
< 7ꢀꢀ ꢃV8ꢀꢀ ꢃ
< 85ꢀ ꢃV95ꢀ ꢃ
< 85ꢀ ꢃV95ꢀ ꢃ
< 1ꢀ5ꢀ ꢃV115ꢀ ꢃ
Impulse Transverse Delay............................... 1ꢀꢀꢀ ꢃVµs..........................................................< 75 ns
Insulation Resistance (IR) ............................... 1ꢀꢀ ꢃ ................................................................> 1 GΩ
Capacitance..................................................... 1 MHz ...............................................................< 2 pF
Glow ꢃoltage ................................................... 1ꢀ mA................................................................~ 7ꢀ ꢃ
Arc ꢃoltage...................................................... 1 A.....................................................................~ 1ꢀ ꢃ
1
DC Holdover ꢃoltage .................................... 135 ꢃ ................................................................< 15ꢀ ms
2
Impulse Discharge Current ........................... 3ꢀ,ꢀꢀꢀ A, 8V2ꢀ µs.............................................. 1 operation
2ꢀ,ꢀꢀꢀ A, 8V2ꢀ µs.............................................. 1ꢀ operations
5,ꢀꢀꢀ A, 1ꢀV35ꢀ µs............................................ 1 operation
2ꢀꢀ A, 1ꢀV1ꢀꢀꢀ µs............................................. 3ꢀꢀ operations
2ꢀ A, 1ꢀV1ꢀꢀꢀ µs............................................... 15ꢀꢀ operations
Alternating Discharge Current......................... 2ꢀ Arms, 1 second............................................ 1ꢀ operations
Operating Temperature............................................................................................................... -55 to +85 °C
Climatic Category (IEC 6ꢀꢀ68-1)................................................................................................ 4ꢀ V 9ꢀ V 21
Notes:
1
2
Network applied.
®
The Rated Impulse Discharge Current for TRIGARD Gas Discharge Tubes is the total current equally divided between each line
to ground.
• At delivery AQL ꢀ.65 Level II, DIN ISO 2859.
How to Order
Bulk Packaging Specifications
2028 - nn - x n F LF
2ꢀ28-xx-ALF................... 25ꢀ pcs. per tray
2ꢀ28-xx-CLF..................... 5ꢀ pcs. per tray
2ꢀ28-xx-C2LF................. 1ꢀꢀ pcs. per tray
2ꢀ28-xx-C2FLF............... 1ꢀꢀ pcs. per tray
Model Number
Designator
ꢃoltage (Divided by 1ꢀ)
23 = 23ꢀ ꢃ 35 = 35ꢀ ꢃ
25 = 25ꢀ ꢃ 42 = 42ꢀ ꢃ
Asia-Pacific:
Tel: +886-2 2562-4117
Fax: +886-2 2562-4116
Leads
A = No Leads V
Cassette Applications
C = 1.ꢀ mm
Europe:
Tel: +41-41 768 5555
Fax: +41-41 768 5510
Lead Shape
(See Product Dimension Drawings)
The Americas:
Fail-Short Option
Tel: +1-951 781-5500
Fax: +1-951 781-5700
Blank = Standard Product
F = With Fail-Short Mechanism
RoHS Compliancy
www.bourns.com
LF = RoHS Compliant Product
*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.
2028 Series Long Life Heavy-Duty 3-Electrode Gas Discharge Tube
Product Dimensions
2028-xx-A
2028-xx-C2
1ꢀ.4
(.5ꢁ82
10.0 0.ꢁ
(.ꢀ94 .0082
10.0 0.ꢀ
0.60
(.0ꢁꢀ2
(.ꢀ94 .01ꢁ2
8.0 +0.ꢁ/-0.1
(.ꢀ15 +.008/-.0042
DIA.
7.4 0.1
(.ꢁ91 .0042
8.0 0.1
(.ꢀ15 .0042
1.5 0.ꢁ
(0.059 .0082
15.0 0.5
(.591 .0ꢁ02
1.0
(.0ꢀ92
DIA.
4.5 1.5
(.177 .0592
2028-xx-C
1.0 mm dia. lead wire
4.4 0.ꢀ
(.17ꢀ .0012
4.4 0.ꢀ
(.17ꢀ .0012
50.0 0.ꢀ
(1.969 .01ꢁ2
8.0 +0.ꢁ/-0.1
(.ꢀ15 +.008/-.0042
DIA.
10.0 0.ꢀ
(.ꢀ94 .01ꢁ2
2028-xx-C2F
WITH FAIL-SHORT OPTION
1ꢀ.4
(.5ꢁ82
10.0 0.ꢀ
(.ꢀ94 .01ꢁ2
1.0
(.0ꢀ92
DIA.
7.4 0.1
(.ꢁ91 .0042
8.0 +0.ꢁ/-0.1
(.ꢀ15 +.008/-.0042
DIA.
ꢁꢁ.0 +0.5/-1.5
(.866 +.0ꢁ0/-.0592
16.5 +1/-0.7
(.650 +.0ꢀ9/-.0ꢁ82
1.0
(.0ꢀ92
DIA.
1.0
(.0ꢀ92
DIA.
4.5 1.5
(.177 .0592
4.4 0.ꢀ
(.17ꢀ .0012
4.4 0.ꢀ
(.17ꢀ .0012
4.4 0.ꢀ
4.4 0.ꢀ
(.17ꢀ .0012
(.17ꢀ .0012
MM
(INCHES)
DIMENSIONS:
REV. A 05/13
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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