2057-09-BT1LF【PDF 1/2 页】SURGE ARRESTER GDT 90V AXIAL

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Sheet目录1112

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Features

■ Compact size: 5.5 mm diameter,

Applications

■ Telecommunications equipment

■

6 mm length

Low capacitance

Low leakage

RoHS compliant*

UL Recognized

■ Industrial equipment/electronics

■ Consumer electronics

2057 Series Light Duty 2-Electrode Miniature Gas Discharge Tube

Characteristics

Test Methods per ITU-T K.12 and IEC 61643-311.

Characteristic

2057-07

2057-09

Model No.

2057-12 2057-13

2057-15

2057-23

DC Sparkover ±20 % @ 100 V/s

75 V

90 V

120 V

130 V

150 V

230 V

Impulse Sparkover

100 V/μs

1000 V/μs

Characteristic

DC Sparkover ±20 % @ 100 V/s

< 700 V

< 800 V

2057-25

250 V

< 600 V

< 700 V

2057-30

300 V

< 600 V

< 700 V

Model No.

2057-35

350 V

< 600 V

< 700 V

2057-40

400 V

< 600 V

< 700 V

2057-47

470 V

< 600 V

< 700 V

Impulse Sparkover

100 V/μs

1000 V/μs

< 600 V

< 700 V

< 900 V

< 700 V

< 900 V

< 800 V

< 1000 V

< 900 V

< 1100 V

Insulation Resistance (IR) NOTE 1 ............................50 / 100 / 250 Vdc ................................................. > 1 G Ω

Glow Voltage ...........................................................10 mA ..................................................................... ~ 70 V

Arc Voltage ..............................................................1 A .......................................................................... ~ 10 V

Glow-Arc Transition Current .................................................................................................................... < 1 A

Maximum Capacitance ............................................1 MHz ..................................................................... < 1 pF

Maximum Impulse Discharge Current .....................10,000 A, 8/20 μs .................................................. 1 operation

5,000 A, 8/20 μs ..................................................... 10 operations

Nominal Alternating Discharge Current ...................5 A, 50 Hz, 1 second .............................................. 1 operation

15 A, 9 cycles ........................................................ 1 operation

Impulse Life ............................................................100 A, 10/1000 μs .................................................. 300 operations

DC Holdover Voltage NOTE 2 ................................................................................................................... < 150 ms

Operating Temperature............................................................................................................................ -40 to +90 oC

Storage Temperature ............................................................................................................................... -40 to +90 °C

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:

Note 2:

DC Sparkover Voltage DC Measuring Voltage

75–90 V ...................................50 V

120–400 V ...............................100 V

470 V .......................................250 V

Network Applied

DC Sparkover Voltage DC Holdover Voltage

75–145 V .................................52 V

230–250 V ...............................80 V

300–470 V ...............................150 V

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Speci?cations are subject to change without notice.

Customers should verify actual device performance in their speci?c applications.

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