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C4AQCBW5400A3LJ KEMET C4AQCBW5400A3LJ is a 40 µF, 650 V DC film capacitor with ±5% tolerance, metallized polypropylene dielectric, in a radial 4-lead package. It is AEC-Q200 qualified for automotive applications.
Mfr Part #:

C4AQCBW5400A3LJ

Available from 1 distributors
Mfr Name: Yageo
Yageo
KEMET C4AQCBW5400A3LJ is a 40 µF, 650 V DC film capacitor with ±5% tolerance, metallized polypropylene dielectric, in a radial 4-lead package. It is AEC-Q200 qualified for automotive applications.
Total Stock: 72 pcs

C4AQCBW5400A3LJ Available from 1 distributors

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72 pcs
72 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16

C4AQCBW5400A3LJ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Capacitance
Dielectric Material
ESR (Equivalent Series Resistance)
Height
Lead Spacing
Length
Mounting Type
Operating Temperature
Package / Case
Ratings
Termination
Tolerance
Voltage Rating
Width

C4AQCBW5400A3LJ Description

Short technical summary and product information.

The KEMET C4AQCBW5400A3LJ is a metallized polypropylene film capacitor designed for DC link and DC filtering applications in automotive and power electronics. It offers a capacitance of 40 µF with a tight ±5% tolerance and a rated voltage of 650 V DC. The capacitor features a low equivalent series resistance (ESR) of 2.8 mΩ, contributing to efficient filtering and reduced power loss.

 

This component is housed in a radial box-type plastic case with four tinned wire leads, suitable for through-hole PCB mounting. The lead spacing is 37.5 mm, and the overall dimensions are 42.0 mm x 30.0 mm x 45.2 mm. The operating temperature range is -40°C to +105°C.

 

The C4AQ series capacitors are AEC-Q200 qualified, meeting the stringent reliability requirements of the automotive industry. They are self-healing and exhibit low loss and low ESL characteristics, making them ideal for high-frequency and high-ripple-current applications.

C4AQCBW5400A3LJ Quick Information

Product Type: Film Capacitor
Series: C4AQ
Canonical Name: KEMET C4AQCBW5400A3LJ 40 µF ±5% 650 V DC Polypropylene Film Capacitor, Radial - 4 Leads
Subcategory: DC Link Capacitors

C4AQCBW5400A3LJ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

C4AQCBW5400A3LJ Features

  • 40 µF capacitance with ±5% tolerance.
  • Rated for 650 V DC operation.
  • Low ESR of 2.8 mΩ for efficient filtering.
  • AEC-Q200 qualified for automotive applications.
  • Metallized polypropylene dielectric, self-healing.

C4AQCBW5400A3LJ Applications

  • DC link in automotive inverters and converters.
  • DC filtering in power electronics.
  • Energy storage in renewable energy systems.
  • Motor drives and traction applications.
  • High-frequency switching circuits.

C4AQCBW5400A3LJ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the capacitance value of KEMET C4AQCBW5400A3LJ?

40 µF.

What is the rated voltage of this capacitor?

650 V DC.

What type of dielectric does this capacitor use?

Metallized polypropylene (PP).

What is the tolerance rating of this capacitor?

±5%.

What is the package style of the KEMET C4AQCBW5400A3LJ?

Radial box-type plastic case with 4 leads, through-hole mounting.

Is this capacitor qualified for automotive use?

Yes, it is AEC-Q200 qualified.

What is the equivalent series resistance (ESR) of this capacitor?

2.8 mΩ.

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