Equivalent & Substitute Parts for 1206J5000331MXT

Part Overview

The 1206J5000331MXT is a 330 pF ceramic capacitor manufactured by Knowles Syfer, rated at 500V with X7R temperature coefficient in 1206 (3216 Metric) surface mount package. This part is Active in product status and widely used in general purpose applications requiring stable capacitance across operating temperatures from -55°C to 125°C. Equivalent and substitute parts are identified based on matching capacitance value, voltage rating, package dimensions, and temperature coefficient characteristics to ensure direct functional replacement in circuit designs.

Key Parameters

Parameter	Value
Capacitance	330 pF
Tolerance	±20%
Voltage Rating	500V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C to 125°C
Package / Case	1206 (3216 Metric)
Mounting Type	Surface Mount, MLCC
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 1206J5000331MXT are grouped into two primary categories based on allowed electrical and mechanical parameters:

Category 1: X7R Temperature Coefficient Substitutes (Direct Functional Equivalents) These parts maintain the X7R temperature coefficient of the original part, ensuring identical capacitance stability characteristics across the operating temperature range. Substitutes in this category include CC1206KKX7RBBB331 (YAGEO, 500V, ±10%), CC1206KKX7RZBB331 (YAGEO, 630V, ±10%), and KGM31DR72H331KU (KYOCERA AVX, 500V, ±10%). These parts are interchangeable where X7R performance is required.

Category 2: C0G/NP0 Temperature Coefficient Substitutes (Enhanced Stability) These parts feature C0G (NP0) temperature coefficient, providing superior capacitance stability compared to X7R. This category includes C1206C331JBGAC7800 (KEMET, 630V, ±5%), C1206C331JCGAC7800 (KEMET, 500V, ±5%), C1206C331KCGAC7800 (KEMET, 500V, ±10%), C3216C0G2J331K060AA (TDK, 630V, ±10%), CC1206JRNPOBBN331 (YAGEO, 500V, ±5%), CC1206KRNPOBBN331 (YAGEO, 500V, ±10%), and KGM31VCG2H331JU (KYOCERA AVX, 500V, ±5%). These substitutes are suitable for applications where tighter capacitance tolerance and lower temperature drift are beneficial.

All substitute parts maintain the 1206 (3216 Metric) package dimensions, surface mount configuration, and ROHS3 compliance required for direct board-level replacement.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage Rating	Temperature Coefficient	Package	Thickness (Max)	Product Status
1206J5000331MXT	Knowles Syfer	330 pF	±20%	500V	X7R	1206 (3216 Metric)	0.063" (1.60mm)	Active
CC1206KKX7RBBB331	YAGEO	330 pF	±10%	500V	X7R	1206 (3216 Metric)	0.057" (1.45mm)	Active
CC1206KKX7RZBB331	YAGEO	330 pF	±10%	630V	X7R	1206 (3216 Metric)	0.057" (1.45mm)	Active
KGM31DR72H331KU	KYOCERA AVX	330 pF	±10%	500V	X7R	1206 (3216 Metric)	0.057" (1.45mm)	Active
C1206C331JBGAC7800	KEMET	330 pF	±5%	630V	C0G, NP0	1206 (3216 Metric)	0.069" (1.75mm)	Active
C1206C331JCGAC7800	KEMET	330 pF	±5%	500V	C0G, NP0	1206 (3216 Metric)	0.053" (1.35mm)	Active
C1206C331KCGAC7800	KEMET	330 pF	±10%	500V	C0G, NP0	1206 (3216 Metric)	0.053" (1.35mm)	Active
C3216C0G2J331K060AA	TDK Corporation	330 pF	±10%	630V	C0G, NP0	1206 (3216 Metric)	0.030" (0.75mm)	Not For New Designs
CC1206JRNPOBBN331	YAGEO	330 pF	±5%	500V	C0G, NP0	1206 (3216 Metric)	0.028" (0.70mm)	Active
CC1206KRNPOBBN331	YAGEO	330 pF	±10%	500V	C0G, NP0	1206 (3216 Metric)	0.028" (0.70mm)	Active
KGM31VCG2H331JU	KYOCERA AVX	330 pF	±5%	500V	C0G, NP0	1206 (3216 Metric)	0.048" (1.22mm)	Active

Engineering Selection Recommendations

For direct replacement maintaining X7R temperature coefficient performance, CC1206KKX7RBBB331 (YAGEO) and KGM31DR72H331KU (KYOCERA AVX) are both Active status parts rated at 500V with improved ±10% tolerance. CC1206KKX7RZBB331 (YAGEO) provides higher voltage margin at 630V while maintaining X7R characteristics.

For applications requiring enhanced capacitance stability and tighter tolerance, C0G/NP0 temperature coefficient substitutes are available from multiple manufacturers. C1206C331KCGAC7800 (KEMET) and CC1206KRNPOBBN331 (YAGEO) both offer ±10% tolerance at 500V with Active product status. C1206C331JCGAC7800 (KEMET) provides ±5% tolerance at 500V. For higher voltage applications, C1206C331JBGAC7800 (KEMET) and C3216C0G2J331K060AA (TDK) are rated at 630V, though the TDK part carries "Not For New Designs" status.

All recommended Active status parts maintain ROHS3 compliance, MSL 1 rating, and 1206 package compatibility with the original 1206J5000331MXT.

Frequently Asked Questions (FAQ)

Q: Can I use a C0G/NP0 capacitor as a substitute for the X7R original part? A: Yes. C0G/NP0 capacitors provide superior temperature stability compared to X7R and are functionally compatible. The capacitance will remain more stable across the -55°C to 125°C operating range. This is a performance upgrade, not a downgrade.

Q: What is the difference between ±5%, ±10%, and ±20% tolerance ratings? A: Tolerance specifies the allowable deviation from the nominal 330 pF value. The original part has ±20% tolerance (264–396 pF range). Substitutes with ±10% (297–363 pF) or ±5% (314.6–346.5 pF) provide tighter capacitance control, beneficial for precision circuits.

Q: Can I use a 630V rated capacitor in place of the 500V original? A: Yes. A higher voltage rating provides additional safety margin and is electrically compatible. The 630V substitutes (CC1206KKX7RZBB331, C1206C331JBGAC7800, C3216C0G2J331K060AA) can be used in 500V applications without functional issues.

Q: Are there thickness differences between substitute parts? A: Yes. Thickness varies from 0.028" (0.70mm) to 0.069" (1.75mm) across substitutes. Verify PCB clearance and component stacking requirements before selection. Thinner parts (YAGEO C0G/NP0 series) may be preferred for space-constrained designs.

Q: Why is the TDK C3216C0G2J331K060AA marked "Not For New Designs"? A: This product status indicates the manufacturer is discontinuing the part. While functionally equivalent, it should not be selected for new circuit designs. Active status alternatives from KEMET, YAGEO, and KYOCERA AVX are recommended.

Q: Do all substitute parts have the same moisture sensitivity level? A: Yes. All parts listed, including the original 1206J5000331MXT, have MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions for storage or handling.

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