Equivalent & Substitute Parts for 0805J0100331MXT

Part Overview

The 0805J0100331MXT is a 330 pF ceramic capacitor manufactured by Knowles Syfer with X7R temperature coefficient, rated at 10V, and housed in a 0805 (2012 Metric) surface mount package. This part is actively produced and widely used in general-purpose applications. Substitute parts are identified based on matching capacitance value, package size, and mounting type while accommodating variations in voltage rating, tolerance, and temperature coefficient that remain functionally compatible within circuit design parameters.

Key Parameters

Parameter	Value
Capacitance	330 pF
Tolerance	±20%
Voltage Rating	10V
Temperature Coefficient	X7R
Package / Case	0805 (2012 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 the 0805J0100331MXT is determined by the following criteria:

Primary Matching Parameters:

Capacitance value: 330 pF (exact match required)
Package size: 0805 (2012 Metric) (exact match required)
Mounting type: Surface Mount, MLCC (exact match required)
Operating temperature range: -55°C ~ 125°C (minimum requirement)

Allowable Variations:

Voltage rating: Equal to or greater than 10V
Tolerance: Equal to or tighter than ±20%
Temperature coefficient: X7R or C0G/NP0 (both acceptable for general-purpose applications)
Manufacturer: Different manufacturers acceptable if all electrical and mechanical parameters align

Substitute parts are grouped into two categories: MFR Recommended (manufacturer-endorsed alternatives) and Upgrade (higher performance or enhanced specifications).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage Rating	Temperature Coefficient	Package	Thickness (Max)	RoHS Status	Product Status
0805J0100331MXT	Knowles Syfer	330 pF	±20%	10V	X7R	0805 (2012 Metric)	0.051" (1.30mm)	ROHS3 Compliant	Active
0805J1000331JCT	Knowles Syfer	330 pF	±5%	100V	C0G, NP0 (1B)	0805 (2012 Metric)	0.051" (1.30mm)	ROHS3 Compliant	Active
C0805C331J1RAC7800	KEMET	330 pF	±5%	100V	X7R	0805 (2012 Metric)	0.035" (0.88mm)	ROHS3 Compliant	Active
C0805C331K1RAC7800	KEMET	330 pF	±10%	100V	X7R	0805 (2012 Metric)	0.035" (0.88mm)	ROHS3 Compliant	Active
CC0805JRX7R9BB331	YAGEO	330 pF	±5%	50V	X7R	0805 (2012 Metric)	0.028" (0.70mm)	ROHS3 Compliant	Active
CC0805KRX7R0BB331	YAGEO	330 pF	±10%	100V	X7R	0805 (2012 Metric)	0.028" (0.70mm)	ROHS3 Compliant	Active
CC0805KRX7R9BB331	YAGEO	330 pF	±10%	50V	X7R	0805 (2012 Metric)	0.024" (0.60mm)	ROHS3 Compliant	Active
KGM21NR71H331JT	KYOCERA AVX	330 pF	±5%	50V	X7R	0805 (2012 Metric)	0.039" (1.00mm)	ROHS3 Compliant	Active
0805D331J101KHT	Knowles Novacap	330 pF	±5%	100V	C0G, NP0	0805 (2012 Metric)	0.054" (1.37mm)	ROHS3 Compliant	Active
C0805C331F1GAC7800	KEMET	330 pF	±1%	100V	C0G, NP0	0805 (2012 Metric)	0.035" (0.88mm)	ROHS3 Compliant	Active
C0805C331F5GAC7800	KEMET	330 pF	±1%	50V	C0G, NP0	0805 (2012 Metric)	0.035" (0.88mm)	ROHS3 Compliant	Active

Engineering Selection Recommendations

All listed substitute parts maintain ROHS3 compliance and Moisture Sensitivity Level 1 (Unlimited), ensuring compatibility with standard manufacturing and storage conditions. Selection among substitutes depends on circuit-specific requirements:

For voltage margin enhancement: Parts rated at 50V or 100V provide increased safety margin over the original 10V rating. The 100V-rated options (0805J1000331JCT, C0805C331J1RAC7800, C0805C331K1RAC7800, CC0805KRX7R0BB331, 0805D331J101KHT, C0805C331F1GAC7800) are suitable for applications requiring higher voltage headroom.

For tolerance improvement: Parts with ±5% or ±1% tolerance (C0805C331J1RAC7800, CC0805JRX7R9BB331, KGM21NR71H331JT, 0805D331J101KHT, C0805C331F1GAC7800, C0805C331F5GAC7800) provide tighter capacitance control compared to the original ±20% specification.

For temperature coefficient stability: C0G/NP0 temperature coefficient parts (0805J1000331JCT, 0805D331J101KHT, C0805C331F1GAC7800, C0805C331F5GAC7800) offer superior frequency and temperature stability compared to X7R variants, suitable for precision applications.

For form factor constraints: KEMET C0805C series and YAGEO CC series offer reduced thickness (0.035" and 0.024-0.028" respectively) compared to the original 0.051", beneficial for space-constrained designs.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a higher voltage rating than the original 10V specification?

A: Yes. Higher voltage ratings (50V, 100V) are directly substitutable and provide additional safety margin. The capacitance value and package size remain identical, ensuring electrical and mechanical compatibility.

Q: What is the difference between X7R and C0G/NP0 temperature coefficients?

A: X7R temperature coefficient exhibits ±15% capacitance variation across the -55°C to 125°C operating range. C0G/NP0 provides superior stability with minimal capacitance change across temperature. Both are acceptable substitutes; C0G/NP0 is preferred for precision applications.

Q: Are tolerance differences significant when substituting parts?

A: The original part specifies ±20% tolerance. Substitutes with ±10%, ±5%, or ±1% tolerance are directly compatible and provide tighter capacitance control. Tighter tolerance parts are suitable for applications requiring precise capacitance values.

Q: Does package thickness variation affect PCB assembly?

A: All substitute parts use the 0805 (2012 Metric) package with identical length (0.079") and width (0.049"). Thickness variations (0.024" to 0.054") do not affect standard PCB assembly processes but may impact designs with severe height constraints. Verify clearance requirements for your specific application.

Q: Are all substitute parts available in the same packaging format?

A: Substitute parts are available in Tape & Reel (TR) or Cut Tape (CT) formats. Verify packaging availability with your supplier to match your procurement and assembly requirements.

Q: Can I substitute the original Knowles Syfer part with a different manufacturer?

A: Yes. KEMET, YAGEO, KYOCERA AVX, and Knowles Novacap parts listed meet identical electrical specifications and package requirements. All are ROHS3 compliant with MSL 1 rating, ensuring manufacturing compatibility.

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