Equivalent & Substitute Parts for 0603J0100331MXT

Part Overview

The Knowles Syfer 0603J0100331MXT is a 330 pF ceramic capacitor rated at 10V with X7R temperature coefficient in 0603 (1608 Metric) surface mount package. This part is Active status and RoHS3 compliant with MSL 1 rating. Substitute parts are identified when equivalent capacitance and package specifications are maintained while voltage rating, tolerance, or temperature coefficient may vary based on application requirements.

Key Parameters

Parameter	Value
Capacitance	330 pF
Tolerance	±20%
Voltage Rating	10V
Temperature Coefficient	X7R
Package / Case	0603 (1608 Metric)
Mounting Type	Surface Mount, MLCC
Operating Temperature Range	-55°C ~ 125°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for 0603J0100331MXT is determined by the following criteria:

Fixed Parameters (Must Match):

Capacitance: 330 pF
Package / Case: 0603 (1608 Metric)
Mounting Type: Surface Mount, MLCC
Operating Temperature Range: -55°C ~ 125°C
Moisture Sensitivity Level: 1 (Unlimited)

Variable Parameters (Allowed to Differ):

Voltage Rating: May be equal or higher than 10V
Tolerance: May be tighter (lower) or wider (higher) than ±20%
Temperature Coefficient: May be X7R or C0G/NP0 (1B)
Manufacturer: Different manufacturers acceptable
RoHS Status: ROHS3 Compliant or RoHS non-compliant (based on application)

Substitute parts are grouped by manufacturer and voltage rating tier to facilitate selection based on circuit requirements and supply chain availability.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage Rating	Temperature Coefficient	Package	RoHS Status	Inventory (Pcs)
0603J0100331MXT	Knowles Syfer	330 pF	±20%	10V	X7R	0603 (1608 Metric)	ROHS3 Compliant	1099
0603J1000331FCT	Knowles Syfer	330 pF	±1%	100V	C0G, NP0 (1B)	0603 (1608 Metric)	ROHS3 Compliant	8890
0603J1000331JCT	Knowles Syfer	330 pF	±5%	100V	C0G, NP0 (1B)	0603 (1608 Metric)	ROHS3 Compliant	8839
C0603C331J5RAC7867	KEMET	330 pF	±5%	50V	X7R	0603 (1608 Metric)	ROHS3 Compliant	1560
C0603C331K1RAC7867	KEMET	330 pF	±10%	100V	X7R	0603 (1608 Metric)	ROHS3 Compliant	102053
C0603C331K3RAC7867	KEMET	330 pF	±10%	25V	X7R	0603 (1608 Metric)	ROHS3 Compliant	8855
C0603C331K4RAC7867	KEMET	330 pF	±10%	16V	X7R	0603 (1608 Metric)	ROHS3 Compliant	10005
C0603C331K5RAL7867	KEMET	330 pF	±10%	50V	X7R	0603 (1608 Metric)	RoHS non-compliant	934
CC0603JRX7R9BB331	YAGEO	330 pF	±5%	50V	X7R	0603 (1608 Metric)	ROHS3 Compliant	10083
CC0603KRX7R0BB331	YAGEO	330 pF	±10%	100V	X7R	0603 (1608 Metric)	ROHS3 Compliant	27730
CC0603KRX7R8BB331	YAGEO	330 pF	±10%	25V	X7R	0603 (1608 Metric)	ROHS3 Compliant	20354

Engineering Selection Recommendations

Knowles Syfer MFR Recommended Substitutes (Same Manufacturer):

0603J1000331FCT and 0603J1000331JCT provide higher voltage rating (100V) with improved tolerance (±1% and ±5% respectively) and C0G/NP0 temperature coefficient. Both are ROHS3 compliant with high inventory availability.

KEMET Upgrade Options (X7R Temperature Coefficient):

C0603C331K1RAC7867 (100V, ±10%, X7R) offers highest voltage rating with largest inventory (102,053 pcs) and ROHS3 compliance.
C0603C331K4RAC7867 (16V, ±10%, X7R) provides voltage rating closest to original specification with ROHS3 compliance.
C0603C331K3RAC7867 (25V, ±10%, X7R) and C0603C331J5RAC7867 (50V, ±5%, X7R) offer intermediate voltage options.
C0603C331K5RAL7867 is RoHS non-compliant; use only when RoHS exemption is documented.

YAGEO Upgrade Options (X7R Temperature Coefficient):

CC0603KRX7R0BB331 (100V, ±10%, X7R) provides highest voltage rating with substantial inventory (27,730 pcs) and ROHS3 compliance.
CC0603KRX7R8BB331 (25V, ±10%, X7R) and CC0603JRX7R9BB331 (50V, ±5%, X7R) offer intermediate voltage ratings with ROHS3 compliance.

All substitute parts maintain identical package dimensions, operating temperature range, and MSL rating. Selection should be based on circuit voltage requirements and tolerance specifications.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with higher voltage rating than the original 0603J0100331MXT? A: Yes. Higher voltage ratings are acceptable substitutes provided all other parameters (capacitance, package, temperature coefficient, operating temperature range) remain compatible with circuit requirements.

Q: What is the difference between X7R and C0G/NP0 temperature coefficients? A: X7R provides ±15% capacitance change over -55°C to 125°C temperature range. C0G/NP0 (1B) provides ±0.3% per °C with tighter stability. Both maintain -55°C to 125°C operating range. Selection depends on circuit tolerance requirements.

Q: Are all substitute parts RoHS3 compliant? A: Most substitutes are ROHS3 compliant. C0603C331K5RAL7867 is RoHS non-compliant and should only be used when RoHS exemption is documented for the application.

Q: Does tolerance affect substitutability? A: Tolerance affects circuit performance but does not prevent substitution. Tighter tolerance (±1%, ±5%) provides better capacitance accuracy than the original ±20%. Wider tolerance is not recommended unless circuit design permits.

Q: Can I substitute between different manufacturers? A: Yes. All substitute parts maintain identical 0603 (1608 Metric) package dimensions and surface mount compatibility. Manufacturer substitution is acceptable provided electrical specifications match circuit requirements.

Q: What does MSL 1 (Unlimited) mean? A: MSL 1 indicates unlimited shelf life without moisture baking requirements. All listed parts maintain MSL 1 rating, ensuring consistent handling and storage procedures.

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