08052C331KAJ2A Equivalent & Substitute Parts

Part Overview

The 08052C331KAJ2A is a 330 pF ±10% 200V ceramic capacitor manufactured by KYOCERA AVX with X7R temperature coefficient in 0805 (2012 Metric) surface mount package. This part is Active status and widely used in general purpose applications. Alternative equivalent and substitute parts are necessary to address supply chain flexibility, packaging preferences, compliance requirements, and performance optimization across different application scenarios.

Key Parameters

Parameter	Value
Capacitance	330 pF
Tolerance	±10%
Voltage - Rated	200V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0805 (2012 Metric)
Mounting Type	Surface Mount, MLCC
Size / Dimension	0.079" L x 0.049" W (2.01mm x 1.25mm)
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution logic is based on the following allowed parameters: capacitance value (330 pF), package type (0805), mounting method (Surface Mount MLCC), operating temperature range (-55°C ~ 125°C), and moisture sensitivity level (MSL 1). Parts are grouped into three categories:

Direct Equivalents maintain identical electrical specifications: 330 pF capacitance, ±10% tolerance, 200V rated voltage, X7R temperature coefficient, and 0805 package. These parts are interchangeable without circuit redesign.

Parametric Equivalents share core electrical specifications but may differ in packaging format (Tape & Reel vs. Bulk) or minor physical dimensions while maintaining functional compatibility.

Upgrade Parts offer enhanced specifications such as higher voltage ratings (500V), improved tolerance (±5%), or alternative temperature coefficients (C0G/NP0) while maintaining the same 330 pF capacitance, 0805 package, and operating temperature range. These parts provide superior performance characteristics and are backward compatible.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Temp Coeff	Package	Thickness (Max)	RoHS Status	Packaging Type
08052C331KAJ2A	KYOCERA AVX	330 pF	±10%	200V	X7R	0805	0.037" (0.94mm)	RoHS non-compliant	Bulk
KGM21NR72D331KT	KYOCERA AVX	330 pF	±10%	200V	X7R	0805	0.039" (1.00mm)	ROHS3 Compliant	Tape & Reel
C0805C331K2RAC7800	KEMET	330 pF	±10%	200V	X7R	0805	0.035" (0.88mm)	ROHS3 Compliant	Tape & Reel
CC0805KRX7RABB331	YAGEO	330 pF	±10%	200V	X7R	0805	0.037" (0.95mm)	ROHS3 Compliant	Tape & Reel
0805N331K501NT	Knowles Novacap	330 pF	±10%	500V	C0G, NP0	0805	0.054" (1.37mm)	ROHS3 Compliant	Cut Tape & Digi-Reel
C0805C331J2GAC7800	KEMET	330 pF	±5%	200V	C0G, NP0	0805	0.035" (0.88mm)	ROHS3 Compliant	Tape & Reel
C0805C331J2RAC7800	KEMET	330 pF	±5%	200V	X7R	0805	0.035" (0.88mm)	ROHS3 Compliant	Tape & Reel
C0805C331JCGAC7800	KEMET	330 pF	±5%	500V	C0G, NP0	0805	0.055" (1.40mm)	ROHS3 Compliant	Tape & Reel
C0805C331K2GAC7800	KEMET	330 pF	±10%	200V	C0G, NP0	0805	0.035" (0.88mm)	ROHS3 Compliant	Tape & Reel
C0805C331KCRAC7800	KEMET	330 pF	±10%	500V	X7R	0805	0.055" (1.40mm)	ROHS3 Compliant	Tape & Reel
CC0805JRX7RABB331	YAGEO	330 pF	±5%	200V	X7R	0805	0.028" (0.70mm)	ROHS3 Compliant	Tape & Reel

Engineering Selection Recommendations

Direct Equivalent Selection: KGM21NR72D331KT (KYOCERA AVX), C0805C331K2RAC7800 (KEMET), and CC0805KRX7RABB331 (YAGEO) are direct electrical equivalents with identical 330 pF ±10% 200V X7R specifications. All three are ROHS3 compliant and Active status. Selection among these depends on packaging preference (Tape & Reel availability) and supply chain requirements.

Compliance Consideration: The original 08052C331KAJ2A is RoHS non-compliant. All substitute parts listed are ROHS3 compliant, making them suitable for applications requiring regulatory compliance.

Upgrade Path for Enhanced Performance: Parts with ±5% tolerance (C0805C331J2RAC7800, C0805C331J2GAC7800, CC0805JRX7RABB331) provide tighter capacitance tolerance. Parts with 500V rating (0805N331K501NT, C0805C331JCGAC7800, C0805C331KCRAC7800) offer higher voltage margin and are suitable for applications requiring increased voltage headroom.

Temperature Coefficient Selection: X7R parts maintain stable capacitance across the operating temperature range with moderate variation. C0G/NP0 parts (0805N331K501NT, C0805C331J2GAC7800, C0805C331K2GAC7800, C0805C331JCGAC7800) provide superior temperature stability with negligible capacitance drift, suitable for precision applications.

Frequently Asked Questions (FAQ)

Q: Can I substitute 08052C331KAJ2A with KGM21NR72D331KT? A: Yes. Both parts share identical electrical specifications (330 pF ±10% 200V X7R 0805). The primary difference is packaging format (Tape & Reel vs. Bulk) and RoHS compliance status. KGM21NR72D331KT is ROHS3 compliant.

Q: What is the difference between X7R and C0G/NP0 temperature coefficients? A: X7R temperature coefficient allows ±15% capacitance variation across the -55°C to 125°C operating range. C0G/NP0 provides superior stability with negligible capacitance change across temperature. C0G/NP0 parts are preferred for precision timing and filtering circuits.

Q: Can I use a 500V rated part in place of the 200V original? A: Yes. Higher voltage rating parts (0805N331K501NT, C0805C331JCGAC7800, C0805C331KCRAC7800) are backward compatible and provide additional voltage margin. Physical thickness increases with higher voltage ratings due to thicker dielectric material.

Q: What does ±5% tolerance mean compared to ±10%? A: ±5% tolerance provides tighter capacitance accuracy. For a 330 pF part, ±10% allows 297-363 pF variation, while ±5% restricts variation to 314.6-346.5 pF. Tighter tolerance is beneficial for precision applications but may increase component cost.

Q: Are all substitute parts available in Tape & Reel packaging? A: Most direct equivalents and upgrades are available in Tape & Reel format. The original 08052C331KAJ2A is supplied in Bulk packaging. Tape & Reel packaging is standard for automated assembly processes.

Q: Does RoHS compliance affect electrical performance? A: No. RoHS compliance relates to material composition (lead-free solder, restricted substances) and does not alter electrical characteristics. ROHS3 compliant parts maintain identical performance specifications.

Q: What is the physical size difference between substitute parts? A: All parts maintain the same 0805 (2012 Metric) footprint (0.079" L x 0.049" W). Thickness varies from 0.028" to 0.055" depending on voltage rating and temperature coefficient. Higher voltage and C0G/NP0 parts are thicker due to increased dielectric material.

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