KEMET C0603C331M5RAC7867 Ceramic Capacitor 330pF 50V X7R 0603 Equivalent & Substitute Parts

Part Overview

The KEMET C0603C331M5RAC7867 is a surface-mount multilayer ceramic capacitor (MLCC) with a capacitance of 330 pF, rated voltage of 50V, and X7R temperature coefficient. This component is designed for bypass and decoupling applications in electronic circuits. The part is currently in active production status with 715 units in stock. Equivalent and substitute parts are identified based on matching or exceeding electrical specifications while maintaining the same 0603 (1608 Metric) package footprint and surface-mount mounting type.

Key Parameters

Parameter	Value
Manufacturer Part Number	C0603C331M5RAC7867
Manufacturer	KEMET
Capacitance	330 pF
Tolerance	±20%
Voltage - Rated	50V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C to 125°C
Package / Case	0603 (1608 Metric)
Mounting Type	Surface Mount, MLCC
Size / Dimension	0.063" L x 0.031" W (1.60mm x 0.80mm)
Thickness (Max)	0.034" (0.87mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the C0603C331M5RAC7867 are selected based on the following criteria:

Primary Matching Parameters:

Capacitance: 330 pF (exact match required)
Package: 0603 (1608 Metric) (exact match required)
Mounting Type: Surface Mount, MLCC (exact match required)
Operating Temperature Range: -55°C to 125°C (exact match required)

Allowable Variation Parameters:

Tolerance: Can be equal to or tighter than ±20%
Voltage Rating: Can be equal to or higher than 50V
Temperature Coefficient: X7R or C0G/NP0 (both acceptable for bypass/decoupling applications)
RoHS Status: ROHS3 Compliant preferred; RoHS non-compliant parts listed with notation

Substitute parts are grouped by temperature coefficient type (X7R or C0G/NP0) and voltage rating to facilitate selection based on application requirements.

Parameter Comparison

Part Number	Capacitance	Tolerance	Voltage Rating	Temp Coefficient	Package	RoHS Status	Inventory
C0603C331M5RAC7867	330 pF	±20%	50V	X7R	0603	ROHS3	715
C0603C331F5GAC7867	330 pF	±1%	50V	C0G/NP0	0603	ROHS3	162575
C0603C331G5GAC7867	330 pF	±2%	50V	C0G/NP0	0603	ROHS3	20015
C0603C331J1GAC7867	330 pF	±5%	100V	C0G/NP0	0603	ROHS3	10061
C0603C331J5GAL7867	330 pF	±5%	50V	C0G/NP0	0603	RoHS non-compliant	8598
C0603C331J5RAC7867	330 pF	±5%	50V	X7R	0603	ROHS3	1560
C0603C331JAGAC7867	330 pF	±5%	250V	C0G/NP0	0603	ROHS3	72367
C0603C331K1RAC7867	330 pF	±10%	100V	X7R	0603	ROHS3	102053
C0603C331K2RAC7867	330 pF	±10%	200V	X7R	0603	ROHS3	11124
C0603C331K5GAC7867	330 pF	±10%	50V	C0G/NP0	0603	ROHS3	7200
C0603C331K5RAC7867	330 pF	±10%	50V	X7R	0603	ROHS3	159279

Engineering Selection Recommendations

X7R Temperature Coefficient Substitutes (Same Dielectric Type):

For applications requiring X7R dielectric characteristics, the following parts provide direct substitution with improved tolerance specifications:

C0603C331J5RAC7867: ±5% tolerance, 50V rating. Suitable for bypass and decoupling applications with tighter tolerance than the original part.
C0603C331K1RAC7867: ±10% tolerance, 100V rating. Provides higher voltage margin for 50V applications.
C0603C331K2RAC7867: ±10% tolerance, 200V rating. Provides maximum voltage headroom for 50V circuit designs.
C0603C331K5RAC7867: ±10% tolerance, 50V rating. Direct voltage match with relaxed tolerance; highest inventory availability (159,279 units).

All X7R substitutes maintain ROHS3 compliance and are in active production status.

C0G/NP0 Temperature Coefficient Substitutes (Improved Stability):

For applications requiring superior temperature stability and lower ESL characteristics:

C0603C331F5GAC7867: ±1% tolerance, 50V rating. Highest tolerance precision; 162,575 units in stock.
C0603C331G5GAC7867: ±2% tolerance, 50V rating. Balanced tolerance and availability.
C0603C331K5GAC7867: ±10% tolerance, 50V rating. Cost-effective alternative with relaxed tolerance.
C0603C331J1GAC7867: ±5% tolerance, 100V rating. Higher voltage rating for design margin.
C0603C331JAGAC7867: ±5% tolerance, 250V rating. Maximum voltage rating for high-voltage circuit protection.

All C0G/NP0 substitutes are ROHS3 compliant and in active production status.

Non-Compliant Alternative:

C0603C331J5GAL7867: ±5% tolerance, 50V rating, C0G/NP0 dielectric. RoHS non-compliant; use only in applications where RoHS compliance is not required.

Frequently Asked Questions (FAQ)

Q: Can I substitute C0603C331M5RAC7867 with a C0G/NP0 dielectric part?

A: Yes. C0G/NP0 dielectric capacitors are suitable substitutes for X7R applications in bypass and decoupling circuits. C0G/NP0 parts offer superior temperature stability and lower ESL. The substitute parts C0603C331F5GAC7867, C0603C331G5GAC7867, C0603C331K5GAC7867, C0603C331J1GAC7867, and C0603C331JAGAC7867 all meet this requirement with the same 0603 package and 330 pF capacitance.

Q: What is the difference between ±20%, ±10%, ±5%, ±2%, and ±1% tolerance?

A: Tolerance specifies the allowable deviation from the nominal 330 pF capacitance value. ±20% allows 264–396 pF; ±10% allows 297–363 pF; ±5% allows 313.5–346.5 pF; ±2% allows 323.4–336.6 pF; ±1% allows 326.7–333.3 pF. Tighter tolerances are required for precision circuits; relaxed tolerances are acceptable for general bypass and decoupling applications.

Q: Can I use a 100V or 200V rated capacitor in a 50V circuit?

A: Yes. Capacitors rated for higher voltages than the circuit operating voltage are suitable substitutes. Parts C0603C331K1RAC7867 (100V) and C0603C331K2RAC7867 (200V) can be used in 50V applications. Higher voltage ratings provide additional safety margin and do not negatively affect circuit performance.

Q: What does ROHS3 compliance mean?

A: ROHS3 compliance indicates the part meets the Restriction of Hazardous Substances Directive 3 requirements, restricting the use of specific hazardous materials including lead, cadmium, and mercury. All recommended substitutes are ROHS3 compliant except C0603C331J5GAL7867, which is RoHS non-compliant.

Q: Are all substitute parts in the same 0603 package?

A: Yes. All substitute parts listed use the 0603 (1608 Metric) package with identical dimensions (0.063" L x 0.031" W, 1.60mm x 0.80mm) and maximum thickness (0.034", 0.87mm). Direct PCB footprint compatibility is maintained across all substitutes.

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

A: X7R dielectric exhibits ±15% capacitance change over the -55°C to 125°C temperature range and is suitable for bypass and decoupling applications. C0G/NP0 dielectric exhibits ±30 ppm/°C capacitance change and provides superior temperature stability for precision circuits. Both are acceptable for the original application; selection depends on circuit requirements.

Q: Which substitute part has the highest inventory availability?

A: C0603C331K5RAC7867 has the highest inventory with 159,279 units in stock. This X7R part offers ±10% tolerance and 50V rating, matching the original voltage specification.

Q: Can I use C0603C331J5GAL7867 in a new design?

A: C0603C331J5GAL7867 is RoHS non-compliant and should not be used in new designs intended for commercial or consumer markets where RoHS compliance is mandated. Use ROHS3-compliant alternatives instead.

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