气体放电管包括二极管和三极管，电压范围从75V—3500V，超过一百种规格，严格按照CITEL标准进行生产、监控和管理。 放电管常用于多级保护电路中的第一级或前两级，起泄放雷电暂态过电流和限制过电压作用。
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以下是集电通气体放电管JTA28H产品参数
|
Part
Number |
DC
Spark-over Voltage |
Maximum
Impulse Breakdown Voltage |
Max.
Impulse Discharge Current (8/20μs) |
Impulse
Life (10/1000μs) |
Normal
Alternating Discharge Current |
DC
Holdover Voltage |
Minimum
insulation Resistance |
Maximum
Capacitance (1MHz) |
|||
|
100V/
S |
100V/
μS |
1KV/
μS |
1
times |
10
times |
100A
|
50Hz
1Sec |
Single
9Cycles |
||||
|
(V)
|
(V)
|
(V)
|
(KA)
|
Times
|
(A)
|
(V)
|
(GΩ)
|
(pF)
|
|||
|
JTA28-070H
|
70±20%
|
500
|
600
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTA28-075H
|
75±20%
|
500
|
600
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTA28-090H
|
90±20%
|
500
|
600
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTA28-120H
|
120±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTA28-130H
|
130±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTA28-150H
|
150±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTA28-230H
|
230±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
80
|
1
|
1.5
|
|
JTA28-250H
|
250±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
135
|
1
|
1.5
|
|
JTA28-300H
|
300±20%
|
700
|
900
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTA28-350H
|
350±20%
|
700
|
900
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTA28-400H
|
400±20%
|
800
|
1000
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTA28-470H
|
470±20%
|
900
|
1100
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTA28-600H
|
600±20%
|
1100
|
1300
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTA28-800H
|
800±20%
|
1300
|
1500
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTN28-070H
|
70±20%
|
500
|
600
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTN28-075H
|
75±20%
|
500
|
600
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTN28-090H
|
90±20%
|
500
|
600
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTN28-120H
|
120±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTN28-130H
|
130±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTN28-150H
|
150±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
52
|
1
|
1.5
|
|
JTN28-230H
|
230±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
80
|
1
|
1.5
|
|
JTN28-250H
|
250±20%
|
500
|
700
|
15
|
10
|
300
|
10
|
65
|
135
|
1
|
1.5
|
|
JTN28-300H
|
300±20%
|
700
|
900
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTN28-350H
|
350±20%
|
700
|
900
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTN28-400H
|
400±20%
|
800
|
1000
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTN28-470H
|
470±20%
|
900
|
1100
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTN28-600H
|
600±20%
|
1100
|
1300
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
|
JTN28-800H
|
800±20%
|
1500
|
1500
|
15
|
10
|
300
|
10
|
65
|
150
|
1
|
1.5
|
