EEV-FK0J331P Equivalent & Substitute Parts

Part Overview

The EEV-FK0J331P is a 330 µF, 6.3 V aluminum electrolytic capacitor in surface mount radial can package, rated for 2000 hours at 105°C with AEC-Q200 automotive qualification. This part is currently obsolete, necessitating identification of active equivalent and substitute components that maintain electrical and mechanical compatibility for automotive and industrial applications requiring stable capacitance and ripple current performance.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	6.3 V
Tolerance	±20%
Lifetime @ Temperature	2000 Hrs @ 105°C
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Package Type	Radial, Can - SMD
Mounting Type	Surface Mount
Size / Dimension	0.315" Dia (8.00mm)
Height - Seated (Max)	0.256" (6.50mm)
Surface Mount Land Size	0.327" L x 0.327" W (8.30mm x 8.30mm)
Ratings	AEC-Q200
Applications	Automotive
Impedance	260 mOhms
Ripple Current @ 100 kHz	300 mA
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the obsolete EEV-FK0J331P is determined by strict equivalence across the following critical parameters:

Electrical Parameters: Capacitance (330 µF), voltage rating (6.3 V), tolerance (±20%), and lifetime rating (2000 Hrs @ 105°C) must remain constant. Ripple current capability and impedance are secondary performance indicators.

Mechanical Parameters: Surface mount radial can package, 8.00mm diameter, maximum seated height of 0.256" (6.50mm), and surface mount land size of 0.327" L x 0.327" W (8.30mm x 8.30mm) ensure PCB compatibility.

Compliance Parameters: AEC-Q200 automotive qualification and MSL 1 rating are required for automotive applications.

Substitute parts are grouped as follows:

Direct Equivalents (Panasonic FK Series): EEE-FK0J331P and EEE-FK0J331AP maintain identical electrical and mechanical specifications with active product status and RoHS3 compliance.

Upgraded Equivalents (Halogen-Free): EEE-FK0J331AL provides identical performance with halogen-free designation and high-temperature reflow capability.

Performance Variants (Lower ESR): EEE-FP0J331AP and EEE-FP0J331AL offer reduced ESR (180 mOhm @ 100 kHz) and higher ripple current (500 mA @ 100 kHz) while maintaining core electrical specifications.

Cross-Manufacturer Equivalents: AFK337M06E16T-F and AFK337M06E16VT-F (Cornell Dubilier) and UCD0J331MCL6GS (Nichicon) provide parametric equivalence with identical capacitance, voltage, and lifetime ratings.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Operating Temp	Size (Dia)	Height (Max)	Impedance	Ripple Current @ 100 kHz	Product Status	RoHS Status
EEV-FK0J331P	Panasonic	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.50mm	260 mOhms	300 mA	Obsolete	Non-compliant
EEE-FK0J331P	Panasonic	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.50mm	260 mOhms	300 mA	Active	RoHS3 Compliant
EEE-FK0J331AP	Panasonic	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.50mm	260 mOhms	300 mA	Active	RoHS3 Compliant
EEE-FK0J331AL	Panasonic	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.50mm	260 mOhms	300 mA	Active	RoHS3 Compliant
EEE-FP0J331AP	Panasonic	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.20mm	180 mOhms	500 mA	Active	RoHS3 Compliant
EEE-FP0J331AL	Panasonic	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.50mm	180 mOhms	500 mA	Active	RoHS3 Compliant
AFK337M06E16T-F	Cornell Dubilier	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.50mm	260 mOhms	300 mA	Active	RoHS3 Compliant
AFK337M06E16VT-F	Cornell Dubilier	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.80mm	260 mOhms	300 mA	Active	RoHS3 Compliant
UCD0J331MCL6GS	Nichicon	330 µF	6.3 V	±20%	2000 Hrs	-55°C ~ 105°C	8.00mm	6.50mm	260 mOhms	300 mA	Active	RoHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation: EEE-FK0J331P (Panasonic FK Series) is the direct equivalent replacement. It maintains identical electrical performance, mechanical footprint, and AEC-Q200 automotive qualification while offering active product status and RoHS3 compliance. This part is suitable for direct substitution in existing designs without PCB modification.

Halogen-Free Alternative: EEE-FK0J331AL is recommended for applications requiring halogen-free components and high-temperature reflow processing. It provides identical performance specifications with active status and RoHS3 compliance.

Enhanced Performance Option: EEE-FP0J331AP and EEE-FP0J331AL offer reduced ESR (180 mOhm @ 100 kHz) and increased ripple current capability (500 mA @ 100 kHz). These parts are suitable for applications requiring lower impedance or higher ripple current handling. Note that EEE-FP0J331AP has a reduced seated height of 6.20mm; verify PCB clearance before selection.

Cross-Manufacturer Alternatives: AFK337M06E16T-F (Cornell Dubilier) and UCD0J331MCL6GS (Nichicon) provide parametric equivalence with identical core specifications. AFK337M06E16VT-F has a maximum seated height of 6.80mm; verify PCB height constraints. All cross-manufacturer options maintain AEC-Q200 qualification and RoHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can EEE-FK0J331P be used as a direct replacement for the obsolete EEV-FK0J331P?

A: Yes. EEE-FK0J331P is a direct equivalent with identical capacitance (330 µF), voltage rating (6.3 V), tolerance (±20%), lifetime (2000 Hrs @ 105°C), impedance (260 mOhms), and mechanical dimensions. Both maintain AEC-Q200 automotive qualification. The primary difference is product status (active vs. obsolete) and RoHS compliance (RoHS3 vs. non-compliant).

Q: What is the difference between the FK and FP series?

A: The FK series (EEE-FK0J331P, EEE-FK0J331AP, EEE-FK0J331AL) maintains 260 mOhms impedance and 300 mA ripple current at 100 kHz. The FP series (EEE-FP0J331AP, EEE-FP0J331AL) offers reduced ESR of 180 mOhms and higher ripple current of 500 mA at 100 kHz, providing enhanced performance for high-frequency applications. Both series share identical capacitance, voltage, and lifetime ratings.

Q: Are there height differences between substitute parts?

A: Yes. Most parts have a maximum seated height of 6.50mm. EEE-FP0J331AP is 6.20mm (shorter), and AFK337M06E16VT-F is 6.80mm (taller). Verify PCB clearance and land pattern compatibility before selection.

Q: What does halogen-free designation mean?

A: Halogen-free parts (EEE-FK0J331AL, EEE-FP0J331AL) contain no bromine or chlorine compounds. These are required for applications subject to environmental regulations and are compatible with high-temperature reflow soldering processes. Electrical performance is identical to non-halogen-free equivalents.

Q: Can I use cross-manufacturer parts from Cornell Dubilier or Nichicon?

A: Yes. AFK337M06E16T-F, AFK337M06E16VT-F (Cornell Dubilier), and UCD0J331MCL6GS (Nichicon) are parametric equivalents with identical capacitance, voltage, tolerance, lifetime, and AEC-Q200 qualification. Verify PCB land pattern compatibility, as Cornell Dubilier parts have a surface mount land size of 0.327" L x 0.374" W (8.30mm x 9.50mm) compared to Panasonic and Nichicon at 0.327" L x 0.327" W (8.30mm x 8.30mm).

Q: What is MSL 1 rating?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without moisture baking requirements. The component can be stored and handled without special moisture control measures, simplifying supply chain and assembly processes.

Q: Are all substitute parts RoHS3 compliant?

A: All active substitute parts listed are RoHS3 compliant. The original EEV-FK0J331P is RoHS non-compliant. RoHS3 compliance is required for new designs and applications subject to EU environmental regulations.

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