CL05B331KB5NNWC Equivalent & Substitute Parts

Part Overview

The CL05B331KB5NNWC is a 330 pF ceramic capacitor manufactured by Samsung Electro-Mechanics, rated for 50V with X7R temperature coefficient in 0402 (1005 Metric) surface mount package. This part is Active status and ROHS3 compliant. Alternative equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design continuity across multiple manufacturers including YAGEO, KEMET, TDK Corporation, Murata Electronics, Taiyo Yuden, Walsin Technology Corporation, and Würth Elektronik.

Key Parameters

Parameter	Value
Capacitance	330 pF
Tolerance	±10%
Voltage - Rated	50V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0402 (1005 Metric)
Mounting Type	Surface Mount, MLCC
Size / Dimension	0.039" L x 0.020" W (1.00mm x 0.50mm)
Thickness (Max)	0.022" (0.55mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts are classified into two categories based on electrical and mechanical parameter alignment with the main part CL05B331KB5NNWC:

Upgrade Substitutes - Parts that match all core electrical parameters (330 pF, ±10%, 50V, X7R, -55°C ~ 125°C) and mechanical specifications (0402 package, 1.00mm x 0.50mm x 0.55mm max thickness) while offering additional certifications or features. These parts include AEC-Q200 automotive qualification and are suitable for applications requiring enhanced reliability standards.

Parametric Equivalents - Parts that match all core electrical and mechanical parameters but lack automotive-specific certifications. These parts are suitable for general purpose applications where AEC-Q200 qualification is not required.

Substitution is determined by strict equivalence across the following parameters:

Capacitance value: 330 pF
Tolerance: ±10%
Rated voltage: 50V
Temperature coefficient: X7R
Operating temperature range: -55°C ~ 125°C
Package type: 0402 (1005 Metric)
Physical dimensions: 0.039" L x 0.020" W (1.00mm x 0.50mm)
Maximum thickness: 0.022" (0.55mm)
RoHS compliance: ROHS3 Compliant
Moisture sensitivity: MSL 1

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Temp Coeff	Operating Temp	Package	Size (L x W)	Thickness Max	AEC-Q200	RoHS3	MSL
CL05B331KB5NNWC	Samsung Electro-Mechanics	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	No	Yes	1
CL05B331KB5VPNC	Samsung Electro-Mechanics	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
AC0402KRX7R9BB331	YAGEO	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
C0402C331K5RACAUTO	KEMET	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
C0402S331K5RACAUTO	KEMET	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
CGA2B2X7R1H331K050BA	TDK Corporation	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
GCM155R71H331KA37D	Murata Electronics	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
GRT155R71H331KE01D	Murata Electronics	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
MAASU105SB7331KFCA01	Taiyo Yuden	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	Yes	Yes	1
0402B331K500CT	Walsin Technology Corporation	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	No	Yes	1
885012205058	Würth Elektronik	330 pF	±10%	50V	X7R	-55°C ~ 125°C	0402	1.00mm x 0.50mm	0.55mm	No	Yes	1

Engineering Selection Recommendations

For Automotive Applications: Select from upgrade substitute parts with AEC-Q200 certification: CL05B331KB5VPNC (Samsung Electro-Mechanics), AC0402KRX7R9BB331 (YAGEO), C0402C331K5RACAUTO (KEMET), C0402S331K5RACAUTO (KEMET), CGA2B2X7R1H331K050BA (TDK Corporation), GCM155R71H331KA37D (Murata Electronics), GRT155R71H331KE01D (Murata Electronics), or MAASU105SB7331KFCA01 (Taiyo Yuden). These parts meet automotive reliability standards and are suitable for applications requiring enhanced qualification.

For General Purpose Applications: The original part CL05B331KB5NNWC, parametric equivalents 0402B331K500CT (Walsin Technology Corporation) and 885012205058 (Würth Elektronik), or upgrade substitutes without automotive-specific requirements are suitable. All parts maintain ROHS3 compliance and MSL 1 rating.

For High-Volume Procurement: CGA2B2X7R1H331K050BA (TDK Corporation) and MAASU105SB7331KFCA01 (Taiyo Yuden) offer the highest inventory availability at 24,539 and 24,136 pieces respectively, supporting extended production runs.

For Floating Electrode Applications: C0402S331K5RACAUTO (KEMET) includes floating electrode feature and is designated as SMD Auto X7R FE series, providing additional design flexibility for specific circuit topologies.

All substitute parts are Active status and ROHS3 compliant, ensuring regulatory compliance and long-term availability.

Frequently Asked Questions (FAQ)

Q: Can CL05B331KB5NNWC be directly replaced with any of the listed substitute parts?

A: Yes. All listed substitute parts match the core electrical parameters (330 pF, ±10%, 50V, X7R, -55°C ~ 125°C) and mechanical specifications (0402 package, 1.00mm x 0.50mm x 0.55mm). Direct replacement is supported at the component level without circuit redesign.

Q: What is the difference between upgrade substitutes and parametric equivalents?

A: Upgrade substitutes include AEC-Q200 automotive certification and are designated for automotive applications. Parametric equivalents match all electrical and mechanical parameters but lack automotive-specific certifications and are suitable for general purpose applications. Both categories are electrically and mechanically interchangeable.

Q: Does the CL05B331KB5NNWC require AEC-Q200 certification?

A: The original part CL05B331KB5NNWC does not carry AEC-Q200 certification. For automotive applications, upgrade substitutes with AEC-Q200 rating are available and recommended.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant, matching the compliance status of the original CL05B331KB5NNWC.

Q: What is the moisture sensitivity level (MSL) for these parts?

A: All parts, including the original and all substitutes, have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage and handling.

Q: Can substitute parts be mixed in the same production batch?

A: Yes. All substitute parts are electrically and mechanically equivalent and can be used interchangeably within the same design. However, procurement and assembly documentation should reflect the specific part number used.

Q: What is the operating temperature range for these capacitors?

A: All parts operate across -55°C to 125°C, supporting industrial and automotive temperature environments.

Q: Are there any differences in package dimensions between the main part and substitutes?

A: No. All parts use identical 0402 (1005 Metric) package with dimensions of 0.039" L x 0.020" W (1.00mm x 0.50mm) and maximum thickness of 0.022" (0.55mm). Physical interchangeability is guaranteed.

Q: Which substitute offers the highest inventory availability?

A: CGA2B2X7R1H331K050BA (TDK Corporation) and MAASU105SB7331KFCA01 (Taiyo Yuden) offer the highest inventory levels at 24,539 and 24,136 pieces respectively.

Q: Is the C0402S331K5RACAUTO different from C0402C331K5RACAUTO?

A: Both are KEMET parts with identical electrical and mechanical specifications. C0402S331K5RACAUTO includes floating electrode feature and is designated SMD Auto X7R FE series, while C0402C331K5RACAUTO is designated SMD Auto X7R series. Selection depends on circuit design requirements for floating electrode functionality.

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