Reference Standard | GB/T 17702 (IEC 61071) |
Climatic Category | 40/105/56 |
Rated Temperature | 85℃ |
Operating Temperature | -40~105℃ |
UN Normal Voltage | 630/850/1000/1200/1600/2000/2500/3000Vdc 420/450/500/600/650/700/725/750Vac |
Capacitance Tolerance | ±5%(J)±10%(K) |
Voltage Proof | 1.5UN (10s) |
RIns Insulation Resistance | CN≤0.33μF:≥15000MΩ CN>0.33μF:≥5000s(20℃ 100Vdc, 1min) |
tanδ Dissipation Factor | ≤0.0005 (1kHz, 20℃) |
tEL Expected Lifetime | 100,000h@UN, Θhs=70℃ |
CN (μF) |
Flat shap | Cylinder shape | d (mm |
LS nH) |
dV/dt (V/μs) |
ESR @100kHz (mΩ) |
I max
(A)
|
note | ||||
H (mm) |
T
(mm)
|
L
(mm
|
D (mm) |
L (mm) |
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630Vdc(420Vac) | 1 | 23.3 | 15.5 | 39 | 18 | 39 | 1 | 20 | 600 | 4.5 | 9.5 | |
1.5 | 27.3 | 19.5 | 39 | 21.5 | 39 | 1.2 | 20 | 600 | 4.3 | 12 | ||
2.2 | 31.9 | 24 | 39 | 25.5 | 39 | 1.2 | 22 | 600 | 4 | 14 | ||
3.3 | 38.4 | 29 | 39 | 31 | 39 | 1.2 | 24 | 600 | 4 | 14/20 | ||
1 | 21.8 | 15.5 | 44 | 17 | 44 | 1 | 21 | 475 | 5 | 10 | ||
1.5 | 25.9 | 18 | 44 | 20.5 | 44 | 1.2 | 21 | 475 | 4.5 | 12 | ||
2.2 | 30.3 | 22.5 | 44 | 24 | 44 | 1.2 | 23 | 475 | 4 | 14/15 | ||
3.3 | 36.5 | 27 | 44 | 29 | 44 | 1.2 | 25 | 475 | 4 | 14/18 | ||
3.3 | 31.9 | 24 | 54 | 26 | 54 | 1.2 | 26 | 350 | 4 | 14/15 | ||
4.7 | 37.9 | 28.5 | 54 | 30.5 | 54 | 1.2 | 28 | 350 | 3.5 | 14/19 | ||
6.8 | 44.5 | 33.5 | 54 | 36 | 54 | 1.2 | 31 | 350 | 3.5 | 14/25 | ||
3.3 | 30.4 | 22.5 | 58 | 24.5 | 58 | 1.2 | 27 | 300 | 4.5 | 14/15 | ||
4.7 | 35.9 | 26.5 | 58 | 29 | 58 | 1.2 | 29 | 300 | 3.8 | 14/18 | ||
6.8 | 42.4 | 31.5 | 58 | 34 | 58 | 1.2 | 31 | 300 | 3.5 | 14/23 | ||
10 | 49.9 | 39 | 58 | 41 | 58 | 1.2 | 34 | 300 | 3.5 | 14/28 | ||
850Vdc(450Vac) | 0.47 | 20.1 | 12.5 | 34 | 17 | 34 | 1 | 17 | 900 | 5.5 | 7.8 | |
0.68 | 22.7 | 15 | 34 | 20 | 34 | 1 | 18 | 900 | 4.5 | 9.9 | ||
1 | 26.6 | 19 | 34 | 23.5 | 34 | 1.2 | 19 | 900 | 4 | 12.9 | ||
0.47 | 17.5 | 11.5 | 39 | 15.5 | 39 | 1.2 | 19 | 750 | 6 | 7.5 | ||
0.68 | 21.2 | 13.5 | 39 | 18 | 39 | 1.2 | 19 | 750 | 5 | 8.9 | ||
1 | 24.6 | 17 | 39 | 21.5 | 39 | 1.2 | 20 | 750 | 4.5 | 11.5 | ||
1.5 | 28.6 | 21 | 39 | 26 | 39 | 1.2 | 22 | 7S0 | 4 | 14 | ||
2.2 | 34.3 | 25 | 39 | 30.5 | 39 | 1.2 | 24 | 750 | 4 | 14/20 | ||
0.68 | 20.1 | 12.5 | 44 | 17 | 44 | 1 | 21 | 600 | 5.5 | 9.5 | ||
1 | 23.1 | 15.5 | 44 | 20 | 44 | 1 | 22 | 600 | 4.5 | 11.5 | ||
1.5 | 27.1 | 19.5 | 44 | 24 | 44 | 1.2 | 22 | 600 | 4 | 14 | ||
2.2 | 32.2 | 23 | 44 | 28.5 | 44 | 1.2 | 24 | 600 | 4 | 14/18 | ||
22 | 28.1 | 20.5 | 54 | 25.5 | 54 | 1.2 | 26 | 460 | 4.5 | 14 | ||
3.3 | 34.3 | 25 | 54 | 30.5 | 54 | 1.2 | 28 | 460 | 4 | 14/19 | ||
4.7 | 40.3 | 29.5 | 54 | 36 | 54 | 1.2 | 31 | 460 | 4 | 14/24 | ||
2.2 | 27.1 | 19.5 | 58 | 24 | 58 | 1.2 | 27 | 375 | 4.3 | 14 | ||
3.3 | 32.7 | 2B.5 | 58 | 29 | 58 | 1.2 | 29 | 375 | 4 | 14/17 | ||
4.7 | 38.3 | 27.5 | 58 | 34 | 5S | 1.2 | 31 | 375 | 4 | 14/21 | ||
6.8 | 44.8 | 34 | 58 | 40.5 | 58 | 1.2 | 34 | 375 | 4 | 14/26 | ||
1000Vdc(500Vac) | 0.47 | 20.1 | 12.5 | 39 | 17 | 39 | 1 | 19 | 850 | 5.5 | 8.8 | |
0.68 | 22.6 | 15 | 39 | 20 | 39 | 1 | 20 | 850 | 4.5 | 11.1 | ||
1 | 26.6 | 19 | 39 | 23.5 | 39 | 1.2 | 21 | 850 | 4 | 14 | ||
1.5 | 31.8 | 22.5 | 39 | 28 | 39 | 1.2 | 23 | 850 | 4 | 14/18 | ||
0.47 | 18.6 | 11 | 44 | 16 | 44 | 1 | 21 | 780 | 6 | 92 | ||
0.68 | 212 | 13.5 | 44 | 18.5 | 44 | 1 | 21 | 780 | 5 | 10.1 | ||
1 | 24.6 | 17 | 44 | 21.5 | 44 | 1.2 | 22 | 780 | 4 | 12.8 | ||
1.5 | 29.8 | 20.5 | 44 | 26 | 44 | 1.2 | 23 | 780 | 4 | 14/16 | ||
1.5 | 25.8 | 20.5 | 54 | 23 | 54 | 1.2 | 25 | 500 | 4.5 | 14 | ||
2.2 | 31.2 | 22 | 54 | 27.5 | 54 | 1.2 | 27 | 500 | 4 | 14/16 | ||
3.3 | 37.3 | 26.5 | 54 | 33 | 54 | 1.2 | 29 | 500 | 4 | 14/21 | ||
L5 | 25.2 | 17.5 | 58 | 22 | 58 | 1.2 | 26 | 425 | 5 | 14 | ||
2.2 | 29.7 | 20.5 | 58 | 26.5 | 58 | 1.2 | 28 | 425 | 4 | 14/15 | ||
3.3 | 35.8 | 25 | 58 | 31.5 | 58 | 1.2 | 30 | 425 | 4 | 14/20 | ||
4.7 | 41.3 | 30.5 | 58 | 37.5 | 58 | 1.2 | 32 | 425 | 4 | 14/22 | ||
1200Vdc(600Vac) | 0.33 | 21.4 | 13.5 | 39 | 16.5 | 39 | 1 | 19 | 1050 | 6.5 | 7.7 | |
0.47 | 24.3 | 16.5 | 39 | 19 | 39 | 1 | 19 | 1050 | 5 | 10.5 | ||
0.68 | 27.8 | 20 | 39 | 22 | 39 | 1.2 | 20 | 1050 | 4.5 | 12.1 | ||
1 | 33.24 | 24 | 39 | 26.5 | 39 | 1.2 | 22 | 1050 | 4 | 14/15 | ||
0.33 | 19.2 | 13 | 44 | 15 | 44 | 0.8 | 21 | 1000 | 6.7 | 9 | ||
0.47 | 22.8 | 15 | 44 | 17.5 | 44 | 1 | 21 | 1000 | 5.5 | 9.8 | ||
0.68 | 26.4 | 18.5 | 44 | 20.5 | 44 | 1.2 | 21 | 1000 | 5 | 11.7 | ||
1 | 31 | 21.5 | 44 | 24.5 | 44 | 1.2 | 22 | 1000 | 4.5 | 14 | ||
1.5 | 37.5 | 26.5 | 44 | 29.5 | 44 | 1.2 | 25 | 1000 | 4 | 14/18 | ||
1.5 | 33.4 | 24 | 54 | 26.5 | 54 | 1.2 | 27 | 700 | 4.5 | 14/15 | ||
2.2 | 39.5 | 28.5 | 54 | 31.5 | 54 | 1.2 | 30 | 700 | 4 | 14/19 | ||
3.3 | 48.1 | 34 | 54 | 38 | 54 | 1.2 | 32 | 700 | 4 | 14/22 | ||
1.5 | 31.4 | 22 | 58 | 24.5 | 58 | 1.2 | 28 | 600 | 4 | 14 | ||
2.2 | 37 | 26 | 58 | 29 | 58 | 1.2 | 29 | 600 | 4 | 14/18 | ||
3.3 | 44.6 | 32 | 58 | 35 | 58 | 1.2 | 32 | 600 | 4 | 14/21 | ||
1600Vdc(650Vac) | 0.22 | 22.1 | 14.5 | 39 | 19 | 39 | 1 | 20 | 1650 | 7.6 | 9.5 | |
0.33 | 25.7 | 18 | 39 | 23 | 39 | 1.2 | 20 | 1650 | 52 | 12.4 | ||
0.47 | 30.2 | 21 | 39 | 27 | 39 | 1.2 | 22 | 1650 | 4.5 | 14 | ||
0.68 | 36.4 | 25.5 | 39 | 31.5 | 39 | 1.2 | 24 | 1650 | 4 | 14/17 | ||
0.22 | 20.7 | 13 | 44 | 17.5 | 44 | 1 | 21 | 1400 | 9.5 | 8.6 | ||
0.33 | 24.2 | 16.5 | 44 | 21 | 44 | 1.2 | 21 | 1400 | 6.5 | 11 | ||
0.47 | 27.7 | 20 | 44 | 24.5 | 44 | 1.2 | 22 | 1400 | 5 | 13.2 | ||
0.68 | 32.8 | 23.5 | 44 | 29 | 44 | 1.2 | 24 | 1400 | 4.5 | 14/16 | ||
1 | 43.1 | 24.5 | 44 | 34.5 | 44 | 1.2 | 27 | 1400 | 4 | 14/18 | ||
1.5 | 49.3 | 31.5 | 44 | 42 | 44 | 1.2 | 31 | 1400 | 4 | 14/21 | ||
1 | 33.7 | 24.5 | 54 | 30 | 54 | 1.2 | 28 | 1000 | 4.5 | 14/16 | ||
1.5 | 41.3 | 29 | 54 | 36 | 54 | 1.2 | 31 | 1000 | 4 | 14/20 | ||
2.2 | 48.9 | 35 | 54 | 43 | 54 | 1.2 | 3S | 1000 | 4 | 14/22 | ||
1 | 32.2 | 23 | 58 | 28.5 | 58 | 1.2 | 30 | 780 | 5 | 14/16 | ||
1.5 | 41 | 25.5 | 58 | 34.5 | 58 | 1.2 | 31 | 780 | 4.2 | 14/19 | ||
2.2 | 49.1 | 30.5 | 58 | 41 | 58 | 1.2 | 35 | 780 | 4 | 14/22 | ||
2000Vdc(700Vac) | 0.047 | 15.1 | 9 | 34 | 12 | 34 | 0.8 | 17 | 2100 | 22.5 | 5.1 | |
0.068 | 16.6 | 10.5 | 34 | 14 | 34 | 0.8 | 17 | 2100 | 16 | 6.7 | ||
0.1 | 20.2 | 12.5 | 34 | 16 | 34 | 1 | 17 | 2100 | 11.1 | 8.4 | ||
0.15 | 23.2 | 15.5 | 34 | 19 | 34 | 1 | 18 | 2100 | 7.6 | 10.1 | ||
0.22 | 26.7 | 19 | 34 | 22.5 | 34 | 1.2 | 19 | 2100 | 5.5 | 11 | ||
0.068 | 15.6 | 9.5 | 39 | 13 | 39 | 0.5 | 19 | 1850 | 20.6 | 5.8 | ||
0.1 | 17.6 | 11.5 | 39 | 15 | 39 | 0.8 | 19 | 1850 | 14.3 | 6.8 | ||
0.15 | 21.1 | 13.5 | 39 | 17.2 | 39 | 1 | 19 | 1850 | 9.8 | 8.5 | ||
0.22 | 24.6 | 17 | 39 | 20.2 | 39 | 1.2 | 19 | 1850 | 6.8 | 10.7 | ||
0.33 | 28.6 | 21 | 39 | 24.5 | 39 | 1.2 | 21 | 1850 | 4.6 | 14 | ||
0.47 | 33.7 | 24.5 | 39 | 28.5 | 39 | 1.2 | 23 | 1850 | 4 | 14 | ||
0.1 | 16.6 | 10.5 | 44 | 14 | 44 | 1 | 21 | 1650 | 18 | 6.4 | ||
0.15 | 20.2 | 12.5 | 44 | 16 | 44 | 1 | 20 | 1650 | 12.3 | 8.9 | ||
0.22 | 22.7 | 15 | 44 | 19 | 44 | 1 | 21 | 1650 | 8.5 | 10.1 | ||
0.33 | 26.7 | 19 | 44 | 22.5 | 44 | 1.2 | 22 | 1650 | 5.8 | 13 | ||
0.47 | 31.7 | 22.5 | 44 | 26 | 44 | 1.2 | 23 | 1650 | 4.1 | 14 | ||
0.68 | 38.3 | 26 | 44 | 31.5 | 44 | 1.2 | 26 | 1650 | 4 | 14 | ||
0.68 | 32.3 | 23 | 54 | 27 | 54 | 1.2 | 27 | 1200 | 4.5 | 14 | ||
1 | 38.3 | 27.5 | S4 | 32 | 54 | 1.2 | 29 | 1200 | 4.3 | 14 | ||
0.68 | 30.7 | 21.5 | 58 | 27 | 58 | 1.2 | 28 | 850 | 5 | 14 | ||
1 | 38.4 | 24.5 | 58 | 32.5 | 58 | 1.2 | 30 | 850 | 4.5 | 14 | ||
1.5 | 45.5 | 30 | 58 | 39 | 58 | 1.2 | 34 | 850 | 4 | 14 | ||
2500Vdc(725Vac) | 0.047 | 17.6 | 11.5 | 34 | 15.5 | 34 | 1 | 17 | 2600 | 18.3 | 5.3 | |
0.068 | 20.6 | 13 | 34 | 17.5 | 34 | 1 | 18 | 2600 | 13 | 7 | ||
0.1 | 23.6 | 16 | 34 | 20.5 | 34 | 1.2 | 18 | 2600 | 9 | 8.6 | ||
0.15 | 27.6 | 20 | 34 | 24.5 | 34 | 1.2 | 20 | 2600 | 6.1 | 10.5 | ||
0.1 | 21.7 | 14 | 39 | 19 | 39 | 1 | 120 | 2100 | 11.7 | 7.1 | ||
0.15 | 25.2 | 17.5 | 39 | 22.5 | 39 | 1.2 | 20 | 2100 | 8 | 7.5 | ||
0.22 | 30.2 | 21 | 39 | 26.5 | 39 | 1.2 | 22 | 2100 | 5.6 | 11 | ||
0.33 | 36.2 | 25.5 | 39 | 32 | 39 | 1.2 | 25 | 2100 | 4 | 14 | ||
0.47 | 42.4 | 30 | 39 | 37.5 | 39 | 1.2 | 28 | 2100 | 4 | 14 | ||
0.1 | 20.6 | 13 | 44 | 17.5 | 44 | 1 | 21 | 1950 | 14.9 | 6.8 | ||
0.15 | 23.6 | 16 | 44 | 20.5 | 44 | 1.2 | 21 | 1950 | 10.1 | 9.2 | ||
0.22 | 27.1 | 19.5 | 44 | 24.5 | 44 | 1.2 | 22 | 1950 | 7 | 10.4 | ||
0.33 | 32.8 | 23.5 | 44 | 29.5 | 44 | 1.2 | 25 | 1950 | 4.8 | 14 | ||
0.47 | 28.8 | 28 | 44 | 34.5 | 44 | 1.2 | 27 | 1950 | 4 | 14 | ||
0.68 | 46.7 | 33 | 44 | 41 | 44 | 1.2 | 31 | 1950 | 4 | 14 | ||
0.33 | 28.2 | 20.5 | 54 | 25.5 | 54 | 1.2 | 27 | 1450 | 6.9 | 11.7 | ||
0.47 | 33.3 | 24 | 54 | 29.5 | 54 | 1.2 | 28 | 145 | 4.9 | 14 | ||
0.68 | 39.3 | 28.5 | 54 | 35 | 54 | 1.2 | 31 | 1450 | 4 | 14 | ||
0.33 | 27.1 | 19.5 | 58 | 24 | 58 | 1.2 | 27 | 925 | 8.5 | 10.6 | ||
0.47 | 31.7 | 22.5 | 58 | 28.5 | 58 | 1.2 | 29 | 925 | 6 | 13.2 | ||
0.68 | 37.6 | 27 | 58 | 33.5 | 58 | 1.2 | 31 | 925 | 4.2 | 14 | ||
1 | 46 | 32 | 58 | 40 | 58 | 1.2 | 34 | 925 | 4 | 14 | ||
3000Vdc(750Vac) | 0.047 | 19.6 | 12 | 39 | 16.5 | 39 | 1 | 19 | 2500 | 20.8 | 4.5 | |
0.068 | 22.1 | 14.5 | 39 | 19 | 39 | 1 | 20 | 2500 | 14.7 | 6 | ||
0.1 | 25.2 | 17.5 | 39 | 22.5 | 39 | 1.2 | 20 | 2500 | 10.2 | 7.5 | ||
0.15 | 30.2 | 21 | 39 | 26.5 | 39 | 1.2 | 22 | 2500 | 7 | 9.3 | ||
0.22 | 35.8 | 25 | 39 | 31.5 | 39 | 1.2 | 24 | 2500 | 4.9 | 12.3 | ||
0.047 | 18.1 | 10.5 | 44 | 15.5 | 44 | 1 | 20 | 2100 | 26.7 | 5.1 | ||
0.068 | 20.7 | 13 | 44 | 17.5 | 44 | 1 | 21 | 2100 | 18.8 | 6.3 | ||
0.1 | 23.6 | 16 | 44 | 20.5 | 44 | 1.2 | 21 | 2100 | 13.1 | 7.9 | ||
0.15 | 27.1 | 19.5 | 44 | 24.5 | 44 | 1.2 | 22 | 2100 | 8.9 | 10.2 | ||
0.22 | 32.8 | 23.5 | 44 | 29 | 44 | 1.2 | 24 | 2100 | 6.1 | 13.2 | ||
0.22 | 28.2 | 20.5 | 54 | 25 | 54 | 1.2 | 26 | 1650 | 9 | 11 | ||
0.33 | 33.7 | 24.5 | 54 | 30 | 54 | 1.2 | 28 | 1650 | 6.1 | 14 | ||
0.47 | 40.4 | 28 | 54 | 35 | 54 | 1.2 | 31 | 1650 | 4.4 | 14 | ||
0.22 | 26.6 | 19 | 58 | 24 | 58 | 1.2 | 27 | 1275 | 11.1 | 11 | ||
0.33 | 32.3 | 23 | 58 | 28.5 | 58 | 1.2 | 29 | 1275 | 7.5 | 14 | ||
0.47 | 37.8 | 27 | 58 | 33.5 | 58 | 1.2 | 31 | 1275 | 5.4 | 14 |
We will reply to you within 12 hours of the working day.
We have a self-owned factory, we also have our own international sales department. We produce and sell all by ourselves.
We focus on film capacitors.
Our products are used in a wide range of applications, including household appliances, power supplies, electricity meters, lighting, welding machines, rail transit, electric vehicles, power grids, UPS/EPS, medical equipment, photovoltaic inverters, wind power converters, and more.
Yes, we are experts in doing customized products according to the customers’ drawings or samples.
Walson Electronics was established in 2001, with more than 20 years of experience in R&D, manufacturing, sale and service of film capacitors. Custom WSA Axial-Type IGBT Snubber Capacitor Manufacturers and WSA Axial-Type IGBT Snubber Capacitor Factory
We always adhere to the cooperation of advanced automation and industrialization. the company continues to introduce domestic and foreign outstanding production equipment, while self-developed production management software, enterprise collaborative management to scientific and efficient operation, has achieved 1 billion/annual production capacity breakthrough, and maintains an orderly rise.
Walson Electronics products have covered more industries, including new energy and power industry, Photovoltaic inverters, LED lighting, household appliances and various power sources and other industries.
Adhering to the concept of innovative technology, honest service and professional quality, Walson Electronics pushes forward capacitor products continuously and is sure to become the industry pioneer with innovative advantages.
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READ MOREIn the field of power electronics, IGBT (insulated gate bipolar transistor) is a core device, and its performance and reliability directly determine the operating efficiency and stability of the entire system. As an indispensable part of the IGBT circuit, the design and manufacture of the snubber capacitor are also crucial. As a professional electronic component manufacturer, Walson Electronics focuses on providing high-performance WSA Axial IGBT Snubber Capacitors to meet the market demand for high-quality and high-reliability products.
WSA Axial IGBT Snubber Capacitors use double-sided metallized electrodes and polypropylene film dielectrics. This design not only ensures the low loss characteristics of the capacitor, but also effectively controls its inherent temperature rise. The axial lead structure makes the capacitor more flexible and convenient during installation and wiring, meeting the needs of different application scenarios. In addition, the capacitor is wrapped with polyester tape and filled with flame-retardant epoxy resin (UL94 V-0), which further improves the safety performance and service life of the product.
In terms of production, Walson Electronics always adheres to the advanced automation and industrialization cooperation concept. The company continues to introduce excellent production equipment from home and abroad, and ensures the consistency and stability of capacitors through high-precision and high-efficiency automated production lines. At the same time, the company independently developed production management software, realized enterprise collaborative management, and improved production efficiency and quality control capabilities with a scientific and efficient operation method.
Thanks to these efforts, Walson Electronics has achieved a breakthrough in the annual production capacity of 1 billion WSA axial IGBT snubber capacitors and maintained an orderly upward trend. This achievement not only reflects the company's strength in production scale, but also highlights its outstanding performance in technology research and development, quality control and market response speed.
WSA axial IGBT snubber capacitors have become a highly anticipated product in the market with their excellent performance and Walson Electronics' efficient production capacity. In the future, with the continuous development of power electronics technology and the continuous expansion of the market, Walson Electronics will continue to be committed to technological innovation and industrial upgrading to provide customers with more high-quality and reliable electronic component solutions.