Datasheet > 2028

2028

更新时间： 2024-11-06 12:52:27

品牌	Logo	应用领域
伯恩斯 - BOURNS		/
页数	文件大小	规格书
2页	187K
描述
2028 Series Long Life Heavy-Duty 3-Electrode Gas Discharge Tube

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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

< 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

DC Holdover ꢃoltage .................................... 135 ꢃ ................................................................< 15ꢀ ms

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:

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.

中文翻译

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2028-01	APITECH	获取价格	Fixed Attenuator, 0MHz Min, 18000MHz Max, ROHS COMPLIANT PACKAGE
2028-02	APITECH	获取价格	Fixed Attenuator, 0MHz Min, 18000MHz Max, ROHS COMPLIANT PACKAGE
2028-03	APITECH	获取价格	Fixed Attenuator, 0MHz Min, 18000MHz Max, ROHS COMPLIANT PACKAGE
2028-04	APITECH	获取价格	Fixed Attenuator, 0MHz Min, 18000MHz Max, ROHS COMPLIANT PACKAGE
2028-05	APITECH	获取价格	Fixed Attenuator, 0MHz Min, 18000MHz Max, ROHS COMPLIANT PACKAGE
2028-09	APITECH	获取价格	Fixed Attenuator, 0MHz Min, 18000MHz Max, ROHS COMPLIANT PACKAGE
2028-23	BOURNS	获取价格	Long Life Heavy-Duty 3-Electrode Gas Discharge Tube
2028-23-A	BOURNS	获取价格	Long Life Heavy-Duty 3-Electrode Gas Discharge Tube
2028-23-ALF	BOURNS	获取价格	Long Life Heavy-Duty 3-Electrode Gas Discharge Tube
2028-23-C	BOURNS	获取价格	Long Life Heavy-Duty 3-Electrode Gas Discharge Tube

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