G Series
Varistor Volt - Ampere and Pulse Lifetime Characteristics
V- I Curve- 9mm Nominal Diameter
TNR9G180K ~TNR9G680K
Max. Leakage Current
500
400
300
Max. Clamping Voltage
200
150
100
70
60
50
40
30
at +20°C
9G680K
9G560K
9G470K
9G390K
9G330K
9G270K
9G220K
9G180K
20
15
10
7
6
5
4
3
106
105
104
Direct Current (A)
103
102
101
100
101
102
8/20 µsec. Impulse Current (A)
103
104
Pulse Lifetime Ratings- 9mm Nominal Diameter
TNR9G180K ~TNR9G680K
500
300
1 Time
200
2
100
70 101
50 102
30 103
20
104
10 105
7 106
5
3
2
Test Condition Interval:
1~101 times: 2 min.
10 2~10 6 times: 10 sec.
1
0.7
0.5
0.3
0.2
0.1
20
100 200
1k 2k
10k
Impulse Duration (µs)
V- I Curve- 9mm Nominal Diameter
TNR9G820K ~TNR9G471K
Max. Leakage Current
2000
Max. Clamping Voltage
1500
1000
800
700
600
500
400
300
200
150
100
80
70
60
50
40
30
106
105
104
Direct Current (A)
103
102
101
100
101
102
8/20 µsec. Impulse Current (A)
at +20°C
9G471K
9G431K
9G391K
9G361K
9G331K
9G271K
9G241K
9G221K
9G201K
9G151K
9G121K
9G101K
9G820K
103
104
Pulse Lifetime Ratings- 9mm Nominal Diameter
TNR9G820K ~TNR9G471K
2000
1000
700
500
300
200
100
70
50
30
20
1 Time
2
101
102
103
104
105
106
Test Condition Interval:
1~101 times: 2 min.
10 2~10 6 times: 10 sec.
10
7
5
3
2
1
0.7
0.5
20
100 200
1k 2k
10k
Impulse Duration (µs)
United Chemi-Con, Inc. 9801 W. Higgins Road, Rosemont, IL 60018 Tel 847-696-2000 Fax 847-696-9278 www.chemi-con.com 127