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KEMET C4AQLBU5180M1EK Film Capacitor

The KEMET C4AQLBU5180M1EK is a radial, metallized polypropylene film capacitor specifically engineered for demanding automotive DC link applications. This capacitor provides reliable performance with a capacitance of 18µF, a 10% tolerance, and a robust 500VDC voltage rating. Its operating temperature range of -55°C to +105°C ensures suitability for harsh automotive environments. The capacitor's low dissipation factor (0.02%) and high insulation resistance (1.7 GOhms) contribute to its efficiency and longevity. It is AEC-Q200 qualified, demonstrating its adherence to stringent automotive quality standards.

Authorized Distributors
Source:Newark
Part No:C4AQLBU5180M1EK
Stock:80
Inv Date:06-05-2026
Price: Unit price: $6.34
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Source:DigiKey
Part No:C4AQLBU5180M1EK
Stock:123
Inv Date:06-05-2026
Price: Unit price: $5.53
Buy/RFQ:
Part No:C4AQLBU5180M1EK
Stock:208
Inv Date:06-06-2026
Price: Unit price: $5.49
Buy/RFQ:

KEMET C4AQLBU5180M1EK Film Capacitor Specifications:

  • Capacitance: 18 uF
  • Capacitance Tolerance: 10%
  • Voltage DC: 500 VDC
  • Temperature Range: -55/+105°C
  • Rated Temperature: 85°C
  • Dissipation Factor: 0.02% (10 kHz 25C)
  • Insulation Resistance: 1.7 GOhms
  • Max dV/dt: 65 V/us
  • Resistance: 5.3 mOhms (10kHz 70C)
  • Ripple Current Irms: 13.7 Amps (10kHz 70C)
  • Ripple Current Ipkr: 1170 Amps
  • Inductance: 27 nH
  • Dimensions L: 32mm +0.5/-0.7mm
  • Dimensions H: 33mm +0.2/-0.7mm
  • Dimensions T: 18mm +0.6/-0.7mm
  • Dimensions S: 27.5mm +/-0.4mm
  • Dimensions LL: 6mm +0/-2mm
  • Dimensions F: 0.8mm +/-0.05mm
  • Packaging: Bulk, Box
  • Quantity: 80
  • Dielectric: Metallized Polypropylene
  • Style: Radial
  • Lead Type: Wire Leads
  • Qualifications: AEC-Q200, IEC61071, EN61071, VDE0560
  • AEC-Q200 Qualification: Yes
  • Rth: 27 C/W

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Frequently Asked Questions

Where can I buy KEMET C4AQLBU5180M1EK?

You can click on the BUY or RFQ button to purchase C4AQLBU5180M1EK from an authorized KEMET distributor.

How do I troubleshoot issues or seek technical support for part C4AQLBU5180M1EK?

You can download the C4AQLBU5180M1EK datasheet or visit the KEMET website for support.

Who is the manufacturer of C4AQLBU5180M1EK?

KEMET

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