PCR0J331MCL1GS Equivalent & Substitute Parts

Part Overview

The PCR0J331MCL1GS is a 330 µF, 6.3 V aluminum polymer capacitor in surface mount radial can package manufactured by Nichicon. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing design support and production continuity. The part delivers 32 mOhm equivalent series resistance with a rated lifetime of 4000 hours at 125°C, suitable for general-purpose applications requiring stable capacitance and low impedance characteristics.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	6.3 V
Tolerance	±20%
Type	Aluminum Polymer
Package	Radial, Can - SMD
Mounting Type	Surface Mount
ESR	32 mOhm
Operating Temperature Range	-55°C ~ 125°C
Ripple Current @ 100 kHz	1.5 A
Physical Diameter	6.30 mm
Physical Height	6.10 mm
Land Size	6.60 mm x 6.60 mm

Substitute Part Grouping Explanation

Substitution eligibility for the PCR0J331MCL1GS is determined by the following critical parameters:

Capacitance Value: 330 µF (exact match required)
Voltage Rating: 6.3 V (exact match required)
Tolerance: ±20% (exact match required)
Package Type: Radial, Can - SMD (exact match required)
Physical Dimensions: 6.30 mm diameter, compatible height, 6.60 mm x 6.60 mm land size (must accommodate PCB layout)
Mounting Type: Surface Mount (exact match required)

The PCG0J331MCL1GS qualifies as a direct substitute based on matching all critical electrical and mechanical parameters. Both components share identical capacitance, voltage rating, tolerance, package configuration, and physical footprint compatibility.

Parameter Comparison

Parameter	PCR0J331MCL1GS (Main)	PCG0J331MCL1GS (Substitute)
Manufacturer	Nichicon	Nichicon
Capacitance	330 µF	330 µF
Voltage Rating	6.3 V	6.3 V
Tolerance	±20%	±20%
Type	Aluminum Polymer	Aluminum Polymer
ESR	32 mOhm	23 mOhm
Lifetime @ Temperature	4000 Hrs @ 125°C	2000 Hrs @ 105°C
Operating Temperature Range	-55°C ~ 125°C	-55°C ~ 105°C
Ripple Current @ 100 kHz	1.5 A	2.7 A
Physical Diameter	6.30 mm	6.30 mm
Physical Height	6.10 mm	6.00 mm
Land Size	6.60 mm x 6.60 mm	6.60 mm x 6.60 mm
Package / Case	Radial, Can - SMD	Radial, Can - SMD
Mounting Type	Surface Mount	Surface Mount
Product Status	Obsolete	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Affected

Engineering Selection Recommendations

The PCG0J331MCL1GS is a direct functional substitute for the obsolete PCR0J331MCL1GS. Both components are manufactured by Nichicon and maintain identical electrical specifications for capacitance, voltage rating, and tolerance. Physical dimensions are compatible with existing PCB layouts, with the substitute featuring a marginally lower seated height (6.00 mm versus 6.10 mm).

The PCG0J331MCL1GS carries active product status, ensuring continued availability and supply chain reliability. Both parts maintain ROHS3 compliance. The substitute exhibits lower ESR (23 mOhm versus 32 mOhm) and higher ripple current capability (2.7 A versus 1.5 A at 100 kHz), providing improved performance characteristics in high-frequency applications.

Temperature rating differences exist: the main part supports operation to 125°C with 4000-hour lifetime at that temperature, while the substitute operates to 105°C with 2000-hour lifetime at 105°C. Applications requiring sustained operation above 105°C should evaluate thermal requirements against the substitute's maximum operating temperature.

Frequently Asked Questions (FAQ)

Q: Can PCG0J331MCL1GS replace PCR0J331MCL1GS in existing designs?

A: Yes. Both components share identical capacitance (330 µF), voltage rating (6.3 V), tolerance (±20%), package type (Radial, Can - SMD), and physical footprint (6.30 mm diameter, 6.60 mm x 6.60 mm land size). PCB layout compatibility is maintained.

Q: What are the key differences between these parts?

A: The substitute offers lower ESR (23 mOhm versus 32 mOhm) and higher ripple current rating (2.7 A versus 1.5 A at 100 kHz). Maximum operating temperature differs: PCR0J331MCL1GS supports -55°C to 125°C, while PCG0J331MCL1GS supports -55°C to 105°C. Lifetime ratings also differ at their respective maximum temperatures.

Q: Is the physical height difference significant?

A: The height difference is minimal (6.10 mm versus 6.00 mm). This 0.10 mm variation is within typical PCB assembly tolerances and does not affect component placement or board clearance in standard designs.

Q: Are both parts RoHS compliant?

A: Yes. Both PCR0J331MCL1GS and PCG0J331MCL1GS are ROHS3 compliant. The substitute is REACH Affected, while the main part is REACH Unaffected.

Q: Which part should be selected for new designs?

A: PCG0J331MCL1GS is recommended for new designs due to its active product status, ensuring long-term availability and supply continuity. The improved electrical characteristics (lower ESR, higher ripple current) provide additional design margin in general-purpose applications.

Q: Are there temperature-related constraints for substitution?

A: Applications requiring sustained operation above 105°C should verify compatibility with PCG0J331MCL1GS maximum operating temperature. For designs operating within -55°C to 105°C range, the substitute is fully compatible.

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