China New Product Pfc Capacitor - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE
China New Product Pfc 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:
continue to improve, to ensure product quality in line with market and customer standard requirements. Our company has a quality assurance system have been established for China New Product Pfc Capacitor - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE , The product will supply to all over the world, such as: Morocco, Sri Lanka, Slovenia, The president and all the company members would like to provide qualified goods and services for customers and sincerely welcome and cooperate with all native and foreign customers for a bright future.
This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.






