2R-4SERIES/2RM台湾君耀电子气体放电管
成都吉朗科技有限公司
www.jilongtec.com
Gas Discharge Tube (GDT) Data Sheet
Features
■ Provide ultra-fast response to surge voltage from slow-rising
surge of 100V/s to rapid-rising surge of 1KV/μs.
■ Stable breakdown voltage.
■ High insulation resistance.
■ Low capacitance (≤1pF)
■ High holdover voltage
■ Large absorbing transient current capability.
■ Micro-Gap Design
■ Size: 4.2mm*4.0mm
■ Storage and operational temperature: -40℃ ~ +85℃
■ Meets MSL level 1, per J-STD-020
■ Safety certification: UL: E244458
Applications
■ Repeaters, Modems.
■ Telephone Interface, Line cards.
■ Data communication equipment.
■ Line test equipment
Part Number Code
Marking
Electrical Characteristics
Part
Number
DC
Spark-over
Voltage
Maximum
Impulse
Spark-over
Voltage
Nominal
Impulse
Discharge
Current
Alternating
Discharge
Current
Impulse
Life
Minimum
Insulation
Resistance
Maximum
Capacitance
Device
Marking
100V/s 1000V/μs Code
8/20μs
10times
50Hz,1sec
10/1000μs
100A
Test
Voltage (GΩ)
1MHz
(V) (V) (KA) (A) (times) DC(V) (pF)
2RK075M-4 75±20% 800 3 3 300 25 1 1.0 075
2RK090M-4 90±20% 800 3 3 300 50 1 1.0 090
2RK145M-4 145±20% 800 3 3 300 100 1 1.0 145
2RK230M-4 230±20% 700 3 3 300 100 1 1.0 230
2RK250M-4 250±20% 700 3 3 300 100 1 1.0 250
2RK300M-4 300±20% 800 3 3 300 100 1 1.0 300
2RK350M-4 350±20% 850 3 3 300 100 1 1.0 350
2RK400M-4 400±20% 900 3 3 300 100 1 1.0 400
2RK470M-4 470±20% 800 3 3 300 250 1 1.0 470
2RK600M-4 600±20% 1100 3 3 300 250 1 1.0 600
2RK800M-4 800±20% 1200 3 3 300 250 1 1.0 800
2RK1000M-4 1000±20% 1500 3 3 300 500 1 1.0 1000
2RK1200M-4 1200±20% 1900 3 3 300 500 1 1.0 1200
