ECJ-2VC1H331J Equivalent & Substitute Parts

Part Overview

The ECJ-2VC1H331J is a 330 pF ±5% 50V ceramic capacitor with C0G/NP0 temperature coefficient in 0805 (2012 Metric) surface mount package, manufactured by Panasonic Electronic Components. This part is classified as obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications. Substitute parts must maintain identical electrical specifications (capacitance, voltage rating, tolerance, temperature coefficient) and mechanical compatibility (package size, mounting type) to ensure direct replacement without circuit redesign.

Key Parameters

Parameter	Value
Capacitance	330 pF
Tolerance	±5%
Voltage Rating	50V
Temperature Coefficient	C0G, NP0
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0805 (2012 Metric)
Mounting Type	Surface Mount, MLCC
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Direct substitutes for ECJ-2VC1H331J are qualified based on strict equivalence across all critical electrical and mechanical parameters. Substitution eligibility requires:

Electrical Parameters (Must Match Exactly):

Capacitance: 330 pF
Tolerance: ±5%
Voltage Rating: 50V
Temperature Coefficient: C0G or NP0
Operating Temperature Range: -55°C ~ 125°C minimum

Mechanical Parameters (Must Match Exactly):

Package / Case: 0805 (2012 Metric)
Mounting Type: Surface Mount, MLCC
Moisture Sensitivity Level: 1 (Unlimited)

All direct substitute parts listed below meet these criteria and are interchangeable at the component level. Upgrade options with higher voltage ratings are identified separately and require circuit evaluation before implementation.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Temp Coeff	Operating Temp	Package	Thickness (Max)	Product Status	RoHS Status
ECJ-2VC1H331J	Panasonic	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.028" (0.70mm)	Obsolete	Not specified
08055A331JAT2M	KYOCERA AVX	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.037" (0.94mm)	Active	ROHS3 Compliant
C0805C331J5GAC7800	KEMET	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.035" (0.88mm)	Active	ROHS3 Compliant
CC0805JRNPO9BN331	YAGEO	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.024" (0.60mm)	Active	ROHS3 Compliant
CL21C331JBANFNC	Samsung Electro-Mechanics	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.030" (0.75mm)	Active	ROHS3 Compliant
GRM2165C1H331JA01D	Murata Electronics	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.028" (0.70mm)	Not For New Designs	ROHS3 Compliant
KGM21BCG1H331JM	KYOCERA AVX	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.037" (0.94mm)	Active	ROHS3 Compliant
KGM21BCG1H331JT	KYOCERA AVX	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.037" (0.94mm)	Active	ROHS3 Compliant
VJ0805A331JXACW1BC	Vishay Vitramon	330 pF	±5%	50V	C0G, NP0	-55°C ~ 125°C	0805	0.030" (0.75mm)	Active	ROHS3 Compliant

Engineering Selection Recommendations

For Active Production: Direct substitutes with Active product status are preferred for new designs and ongoing production. KEMET C0805C331J5GAC7800, YAGEO CC0805JRNPO9BN331, Samsung CL21C331JBANFNC, KYOCERA AVX KGM21BCG1H331JT, and Vishay VJ0805A331JXACW1BC all provide equivalent electrical and mechanical performance with ROHS3 compliance and unlimited moisture sensitivity rating.

For Maintenance and Repair: When replacing obsolete ECJ-2VC1H331J units in existing assemblies, any Active-status substitute maintains full electrical and mechanical compatibility. KYOCERA AVX 08055A331JAT2M and KGM21BCG1H331JM offer high inventory availability. Murata GRM2165C1H331JA01D is available but classified as Not For New Designs; use only for direct replacement in legacy systems.

Upgrade Option: Knowles Novacap 0805D331J101KHT provides 100V voltage rating with identical capacitance and tolerance in the same 0805 package. This upgrade is suitable for applications requiring higher voltage margin. Operating temperature extends to 200°C. YAGEO AC0805JRNPO9BN331 offers automotive-grade qualification (AEC-Q200) with 50V rating for automotive applications.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with different thickness? A: Yes. All listed substitutes maintain the 0805 (2012 Metric) package specification. Thickness variations (0.024" to 0.037" maximum) are within standard manufacturing tolerances for this package and do not affect electrical performance or PCB assembly compatibility.

Q: What is the difference between C0G and NP0 temperature coefficients? A: C0G and NP0 designations are equivalent specifications from different standards organizations. Both indicate zero temperature coefficient performance across the -55°C to 125°C operating range. Parts marked with either designation are directly interchangeable.

Q: Are all substitute parts RoHS3 compliant? A: All Active-status substitutes listed are ROHS3 compliant. The original Panasonic ECJ-2VC1H331J does not specify RoHS status due to its obsolete classification. Murata GRM2165C1H331JA01D is also ROHS3 compliant despite Not For New Designs status.

Q: Can I use the 100V upgrade part (0805D331J101KHT) as a direct replacement? A: The 100V part is electrically compatible but represents an upgrade, not a direct substitute. It occupies the same 0805 package but has greater thickness (0.054" vs. 0.028-0.037"). Use only if circuit design permits higher voltage rating and if PCB assembly height clearance accommodates the thicker component.

Q: Which substitute has the highest inventory availability? A: KYOCERA AVX KGM21BCG1H331JT has 32,656 pieces in stock, providing the highest availability among all substitutes listed.

Q: Are automotive-grade parts available? A: Yes. YAGEO AC0805JRNPO9BN331 is AEC-Q200 rated for automotive applications with 20,959 pieces in stock. This part maintains identical electrical specifications to the standard industrial substitutes.

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