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KEMET C4AQIBW5550A3NJ Film Capacitor Radial

The KEMET C4AQIBW5550A3NJ is a metallized polypropylene film capacitor specifically engineered for demanding automotive DC link applications. Its robust design ensures reliable performance under harsh conditions, while its AEC-Q200 qualification guarantees compliance with automotive industry standards. This radial-style capacitor offers a capacitance of 55uF, a tolerance of 5%, and a maximum DC voltage rating of 800VDC. The operating temperature range spans from -40°C to +105°C, with a rated temperature of 70°C. Key electrical characteristics include a low dissipation factor of 0.02% at 10 kHz and a high insulation resistance of 545.45 mOhms. Its compact dimensions and lead spacing make it suitable for a wide range of automotive circuit designs.

Authorized Distributors
Source:DigiKey
Part No:C4AQIBW5550A3NJ
Stock:134
Inv Date:06-05-2026
Price: Unit price: $15.15
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Part No:C4AQIBW5550A3NJ
Stock:69
Inv Date:06-06-2026
Price: Unit price: $15.15
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Part No:C4AQIBW5550A3NJ
Stock:0
Inv Date:06-05-2026
Price: Unit price: $11.67
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Part No:C4AQIBW5550A3NJ
Stock:23
Inv Date:06-05-2026
Price: Unit price: $17.12
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Part No:C4AQIBW5550A3NJ
Stock:23
Inv Date:06-05-2026
Price: Unit price: $17.12
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Source:Arrow EU
Part No:C4AQIBW5550A3NJ
Stock:138
Inv Date:06-06-2026
Price: N/A
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KEMET C4AQIBW5550A3NJ Film Capacitor Radial Specifications:

  • Capacitance: 55 uF
  • Capacitance Tolerance: 5%
  • Voltage DC: 800 VDC
  • Temperature Range: -40/+105C
  • Rated Temperature: 70C
  • Dissipation Factor: 0.02% (10 kHz 25C)
  • Insulation Resistance: 545.45 mOhms
  • Max dV/dt: 9 V/us
  • Resistance: 3.6 mOhms (10kHz 70C)
  • Ripple Current: 19 Amps Irms (10kHz 70C), 485 Amps Ipkr
  • Inductance: 35 nH
  • Dielectric: Metallized Polypropylene
  • Style: Radial
  • Lead Spacing: 52.5mm
  • Dimensions L: 57.5mm +/-0.8mm
  • Dimensions H: 50mm +/-0.3mm
  • Dimensions T: 35mm +/-0.5mm
  • Dimensions S: 52.5mm +/-0.4mm
  • Dimensions S1: 20.3mm +/-0.4mm
  • Dimensions LL: 6mm +0/-2mm
  • Dimensions F: 1.2mm +/-0.05mm
  • Rth: 10 C/W
  • Packaging: Bulk, Box
  • Packaging Quantity: 23

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Frequently Asked Questions

Where can I buy KEMET C4AQIBW5550A3NJ?

You can click on the BUY or RFQ button to purchase C4AQIBW5550A3NJ from an authorized KEMET distributor.

How do I troubleshoot issues or seek technical support for part C4AQIBW5550A3NJ?

You can download the C4AQIBW5550A3NJ datasheet or visit the KEMET website for support.

Who is the manufacturer of C4AQIBW5550A3NJ?

KEMET

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