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WSA Axial-Type IGBT Snubber Capacitor Manufacturers

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WSA Axial-Type IGBT Snubber Capacitor WSA Axial-Type IGBT Snubber Capacitor
  • WSA Axial-Type IGBT Snubber Capacitor
  • WSA Axial-Type IGBT Snubber Capacitor

WSA Axial-Type IGBT Snubber Capacitor

Features:
Double-sided metallized electrode, polypropylene film dielectric
Axial leaded, low loss, and small inherent temperature rise
Wrapped with polyester tape and filled with flame-retardant epoxy resin (UL94 V-0)
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PREV：WRC Resonant Capacitor for PCBNEXT：WSB series Snubber/Resonat Capacitor (Boxed)
Typical Applications:
Widely used in high voltage, high frequency, large current applications, especially suitable for IGBT snubber circuit

Specifications

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℃

Dimensions(mm)

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)
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
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Question? Check out our answer.

  • HOW LONG CAN I GET THE FEEDBACK AFTER WE SENT THE INQUIRY? 

    We will reply to you within 12 hours of the working day.

  • ARE YOU A DIRECT MANUFACTURER OR TRADING COMPANY?

    We have a self-owned factory, we also have our own international sales department. We produce and sell all by ourselves.

  • WHAT PRODUCTS CAN YOU OFFER?

    We focus on film capacitors.

  • WHAT APPLICATIONS DO YOUR PRODUCTS RELATE TO?

    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.

  • CAN YOU DO CUSTOMIZED PRODUCTS?

    Yes, we are experts in doing customized products according to the customers’ drawings or samples.

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ABOUT US

Focused on Electronic Components Manufacturing for 20 Years.

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.

Contact Us
  • Chairman - Zhenqiu An
    Chairman - Zhenqiu An
  • VP - Andrew An
    VP - Andrew An
  • Salon at Walson
    Salon at Walson
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    Wall of Walson Honors
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    Lobby at Walson
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    Production Centre Building
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    Production Centre
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    WALSON
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    Headquarter Office
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    Customer Service Team
  • Product Design
    Product Design
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    Boardroom at Walson
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    Salon at Walson
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    Walson Laboratory
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    Walson Laboratory
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    Walson Laboratory
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    Performance Test at Walson Laboratory
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    Production Equipment

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Industry Knowledge

WSA Axial IGBT Snubber Capacitors: How does Walson Electronics achieve high efficiency and high quality production?

In 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.

  • Address : No. 22, Xingye Road, Changjing Town, Jiangyin, Wuxi City, Jiangsu Province. China.
  • Zip code : 214104
  • Phone : +86 - 138 1203 1188
  • Tel : +86 - 0510 - 88719928 - 805
  • Fax : +86 - 0510 - 88719928 - 805
  • Email : [email protected] / [email protected]
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