0603J2000331MXT Equivalent & Substitute Parts

Part Overview

The 0603J2000331MXT is a 330 pF ceramic capacitor manufactured by Knowles Syfer, rated for 200V with X7R temperature coefficient in 0603 (1608 Metric) surface mount package. This component is classified as Active and suitable for general purpose applications. Equivalent and substitute parts are identified based on matching capacitance, voltage rating, package dimensions, and temperature coefficient characteristics to ensure functional compatibility in circuit designs.

Substiute Parts

0603J2000331MXT

Knowles SyferIn Stock: 12100603J2000331MXT Datasheet

Current PartRFQ

C0603C331K2RAC7867

KEMETIn Stock: 11168C0603C331K2RAC7867 Datasheet

UpgradeRFQ

C0603C331JAGAC7867

KEMETIn Stock: 72461C0603C331JAGAC7867 Datasheet

MFR RecommendedRFQ

C1608C0G2E331K080AA

TDK CorporationIn Stock: 9009C1608C0G2E331K080AA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 0603J2000331MXT are qualified based on the following criteria:

Primary Substitution Criteria:

• Capacitance value: 330 pF (exact match required)
• Package / Case: 0603 (1608 Metric) (exact match required)
• Voltage rating: Equal to or greater than 200V
• Temperature coefficient: X7R or C0G/NP0 (both acceptable for general purpose applications)
• Operating temperature range: -55°C ~ 125°C (minimum requirement)
• Mounting type: Surface Mount, MLCC
• RoHS compliance: ROHS3 Compliant
• MSL rating: 1 (Unlimited)

Tolerance Consideration: The main part specifies ±20% tolerance. Substitute parts with tighter tolerances (±10% or ±5%) are acceptable as they provide improved accuracy while maintaining functional compatibility.

Parameter Comparison

Engineering Selection Recommendations

C0603C331K2RAC7867 (KEMET) - Direct X7R Substitute This part maintains the X7R temperature coefficient of the original design while offering improved tolerance (±10% versus ±20%). Voltage rating and package dimensions are identical. Product status is Active, ensuring continued availability and support for new designs.

C0603C331JAGAC7867 (KEMET) - Upgraded Specification This part provides higher voltage rating (250V versus 200V) and tighter tolerance (±5%). Temperature coefficient changes from X7R to C0G/NP0, which provides superior temperature stability. Product status is Active. This option is suitable when enhanced performance margins are required.

C1608C0G2E331K080AA (TDK) - Alternative with Limitations This part meets all dimensional and electrical requirements with C0G/NP0 temperature coefficient and 250V rating. However, product status is listed as "Not For New Designs," indicating this part is in end-of-life phase. Use is restricted to legacy system maintenance or replacement applications only.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a higher voltage rating than the original 200V specification? A: Yes. A higher voltage rating (such as 250V) is acceptable and provides additional safety margin. The circuit will function correctly as voltage rating represents the maximum safe operating voltage, not a required operating point.

Q: What is the difference between X7R and C0G/NP0 temperature coefficients? A: X7R provides ±15% capacitance change over the -55°C to 125°C temperature range. C0G/NP0 provides superior stability with minimal capacitance change across temperature. Both are suitable for general purpose applications; C0G/NP0 is preferred for precision circuits requiring tighter tolerance control.

Q: Are the thickness differences between substitute parts significant? A: The thickness variations (0.80mm to 0.90mm maximum) are within typical PCB assembly tolerances. All parts fit the 0603 package specification. Verify clearance in your specific PCB layout if space constraints exist.

Q: Why is the TDK part marked "Not For New Designs"? A: This designation indicates the part is in end-of-life status. While functional equivalents exist, the manufacturer recommends using active alternatives for new circuit designs to ensure long-term supply availability and support.

Q: Can I substitute based on tolerance alone? A: No. Tolerance is secondary to capacitance value, voltage rating, and package dimensions. All primary parameters must match or exceed the original specification. Tighter tolerance is an acceptable improvement but does not compensate for mismatched primary parameters.

Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) rating, ensuring compatibility with modern manufacturing and environmental standards.