Factory directly High Energy Storage Capacitors - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE
Factory directly High Energy Storage Capacitors - 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:



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"Quality 1st, Honesty as base, Sincere company and mutual profit" is our idea, in an effort to create consistently and pursue the excellence for Factory directly High Energy Storage Capacitors - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE , The product will supply to all over the world, such as: Bangladesh, Slovak Republic, Colombia, Our company has already had a lot of top factories and qualified technology teams in China, offering the best goods, techniques and services to worldwide customers. Honesty is our principle, skilled operation is our work, service is our goal, and customers' satisfaction is our future!

The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
