Professional Design Energy-Storage Capacitor - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE
Professional Design Energy-Storage Capacitor - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE Detail:
Technical data
| Operating temperature range | Max.Operating temperature.,Top,max: + 85℃Upper category temperature: +85℃Lower category temperature: -40℃ |
| capacitance range |
0.22~3μF |
| Rated voltage |
3000V.DC~10000V.DC |
| Cap.tol |
±5%(J) ;±10%(K) |
| Withstand voltage |
1.35Un DC/10S |
| Dissipation factor |
tgδ≤0.001 f=1KHz |
| Insulation resistance |
C≤0.33μF RS≥15000 MΩ (at 20℃ 100V.DC 60S) C>0.33μF RS*C≥5000S (at 20℃ 100V.DC 60S) |
| Withstand strike current |
see datasheet |
| Life expectancy |
100000h(Un; Θhotspot≤70°C) |
| Reference standard |
IEC 61071 ; |
Feature
1. Mylar tape, Sealed with resin;
2. Copper nut leads;
3. Resistance to high voltage, low tgδ, low temperature rise;
4. low ESL and ESR;
5. High pulse Current.
Application
1. GTO Snubber.
2. Widely used in power electronic equipment when the peak voltage, peak current absorption protection.
Typical circuit

Outline drawing

Specification
| Un=3000V.DC | |||||||
|
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
|
0.22 |
35 |
44 |
52 |
25 |
1100 |
242 |
30 |
|
0.33 |
43 |
44 |
52 |
25 |
1000 |
330 |
35 |
|
0.47 |
51 |
44 |
52 |
22 |
850 |
399 |
45 |
|
0.68 |
61 |
44 |
52 |
22 |
800 |
544 |
55 |
|
1 |
74 |
44 |
52 |
20 |
700 |
700 |
65 |
|
1.2 |
80 |
44 |
52 |
20 |
650 |
780 |
75 |
|
1.5 |
52 |
70 |
84 |
30 |
600 |
900 |
45 |
|
2.0 |
60 |
70 |
84 |
30 |
500 |
1000 |
55 |
|
3.0 |
73 |
70 |
84 |
30 |
400 |
1200 |
65 |
|
4.0 |
83 |
70 |
84 |
30 |
350 |
1400 |
70 |
| Un=6000V.DC | |||||||
|
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
|
0.22 |
43 |
60 |
72 |
25 |
1500 |
330 |
35 |
|
0.33 |
52 |
60 |
72 |
25 |
1200 |
396 |
45 |
|
0.47 |
62 |
60 |
72 |
25 |
1000 |
470 |
50 |
|
0.68 |
74 |
60 |
72 |
22 |
900 |
612 |
60 |
|
1 |
90 |
60 |
72 |
22 |
800 |
900 |
75 |
| Un=7000V.DC | |||||||
|
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
|
0.22 |
45 |
57 |
72 |
25 |
1100 |
242 |
30 |
|
0.68 |
36 |
80 |
92 |
28 |
1000 |
680 |
25 |
|
1.0 |
43 |
80 |
92 |
28 |
850 |
850 |
30 |
|
1.5 |
52 |
80 |
92 |
25 |
800 |
1200 |
35 |
|
1.8 |
57 |
80 |
92 |
25 |
700 |
1260 |
40 |
|
2.0 |
60 |
80 |
92 |
23 |
650 |
1300 |
45 |
|
3.0 |
73 |
80 |
92 |
22 |
500 |
1500 |
50 |
| Un=8000V.DC | |||||||
|
Capacitance(μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
|
0.33 |
35 |
90 |
102 |
30 |
1100 |
363 |
25 |
|
0.47 |
41 |
90 |
102 |
28 |
1000 |
470 |
30 |
|
0.68 |
49 |
90 |
102 |
28 |
850 |
578 |
35 |
|
1 |
60 |
90 |
102 |
25 |
800 |
800 |
40 |
|
1.5 |
72 |
90 |
102 |
25 |
700 |
1050 |
45 |
|
2.0 |
83 |
90 |
102 |
25 |
650 |
1300 |
50 |
| Un=10000V.DC | |||||||
|
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
|
0.33 |
45 |
114 |
123 |
35 |
1500 |
495 |
30 |
|
0.47 |
54 |
114 |
123 |
35 |
1300 |
611 |
35 |
|
0.68 |
65 |
114 |
123 |
35 |
1200 |
816 |
40 |
|
1 |
78 |
114 |
123 |
30 |
1000 |
1000 |
55 |
|
1.5 |
95 |
114 |
123 |
30 |
800 |
1200 |
70 |
Product detail pictures:
Related Product Guide:
The corporate upholds the philosophy of "Be No.1 in excellent, be rooted on credit rating and trustworthiness for growth", will keep on to serve outdated and new clients from home and abroad whole-heatedly for Professional Design Energy-Storage Capacitor - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE , The product will supply to all over the world, such as: Tunisia, United States, Karachi, We also provide OEM service that caters to your specific needs and requirements. With a strong team of experienced engineers in hose design and development, we value every opportunity to provide best products for our customers.
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