MSART042SCG1R2BWRA01 Equivalent & Substitute Parts

Part Overview

The MSART042SCG1R2BWRA01 is a 1.2 pF ceramic capacitor manufactured by Taiyo Yuden, rated for 25V with C0G/NP0 temperature coefficient characteristics. This surface mount multilayer ceramic capacitor (MLCC) is packaged in 01005 (0402 Metric) form factor and is classified as Active product status. Equivalent and substitute parts are identified for applications requiring identical electrical and mechanical specifications, particularly when primary inventory availability is limited or when alternative manufacturer sourcing is required.

Key Parameters

Parameter	Value
Capacitance	1.2 pF
Tolerance	±0.1pF
Voltage - Rated	25V
Temperature Coefficient	C0G, NP0
Operating Temperature Range	-55°C ~ 125°C
Package / Case	01005 (0402 Metric)
Size / Dimension	0.016" L x 0.008" W (0.40mm x 0.20mm)
Thickness (Max)	0.009" (0.22mm)
Mounting Type	Surface Mount, MLCC
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the MSART042SCG1R2BWRA01 are qualified based on strict parametric equivalence across the following criteria:

Electrical Parameters: Capacitance value (1.2 pF), tolerance (±0.1pF), rated voltage (25V), and temperature coefficient (C0G/NP0) must be identical.

Mechanical Parameters: Package type (01005/0402 Metric), physical dimensions (0.016" L x 0.008" W, 0.009" max thickness), and mounting type (Surface Mount, MLCC) must match exactly.

Environmental & Compliance Parameters: Operating temperature range (-55°C ~ 125°C), Moisture Sensitivity Level (MSL 1), and RoHS3 compliance status must be maintained.

All identified substitute parts meet these criteria and are direct functional replacements without design modification requirements.

Parameter Comparison

Parameter	MSART042SCG1R2BWRA01 (Taiyo Yuden)	TVS042CG1R2BC-W (Taiyo Yuden)	CQ0100BRNPO8BN1R2 (YAGEO)	GJM0225C1E1R2BB01L (Murata Electronics)
Capacitance	1.2 pF	1.2 pF	1.2 pF	1.2 pF
Tolerance	±0.1pF	±0.1pF	±0.1pF	±0.1pF
Voltage - Rated	25V	25V	25V	25V
Temperature Coefficient	C0G, NP0	C0G, NP0	C0G, NP0	C0G, NP0
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Package / Case	01005 (0402 Metric)	01005 (0402 Metric)	01005 (0402 Metric)	01005 (0402 Metric)
Size / Dimension	0.016" L x 0.008" W (0.40mm x 0.20mm)	0.016" L x 0.008" W (0.40mm x 0.20mm)	0.016" L x 0.008" W (0.40mm x 0.20mm)	0.016" L x 0.008" W (0.40mm x 0.20mm)
Thickness (Max)	0.009" (0.22mm)	0.009" (0.22mm)	0.009" (0.22mm)	0.009" (0.22mm)
Mounting Type	Surface Mount, MLCC	Surface Mount, MLCC	Surface Mount, MLCC	Surface Mount, MLCC
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Not specified	ROHS3 Compliant
Product Status	Active	Not For New Designs	Active	Active

Engineering Selection Recommendations

Primary Selection: MSART042SCG1R2BWRA01 (Taiyo Yuden) is the specified part with Active product status and full ROHS3 compliance. Current inventory of 673 pieces supports immediate procurement.

Recommended Substitutes for New Designs:

CQ0100BRNPO8BN1R2 (YAGEO) is the preferred substitute for new design implementations. This part maintains Active product status, meets all parametric requirements, and provides 21,103 pieces in available inventory. The CQ series offers High Q characteristics suitable for general purpose applications.

GJM0225C1E1R2BB01L (Murata Electronics) is an alternative substitute with Active product status and 40,400 pieces in inventory. This part features High Q and Low Loss characteristics, with ROHS3 compliance and REACH Unaffected status. The GJM series is optimized for RF, Microwave, and High Frequency applications.

Obsolescence Consideration: TVS042CG1R2BC-W (Taiyo Yuden) carries Not For New Designs status and should not be selected for new circuit implementations, despite parametric equivalence and high inventory availability (70,678 pieces).

Frequently Asked Questions (FAQ)

Q: Can TVS042CG1R2BC-W be used as a substitute for MSART042SCG1R2BWRA01?

A: TVS042CG1R2BC-W is parametrically equivalent and electrically interchangeable. However, this part carries Not For New Designs product status. Use is restricted to legacy system maintenance or existing design support only.

Q: What is the difference between the YAGEO CQ0100BRNPO8BN1R2 and Murata GJM0225C1E1R2BB01L substitutes?

A: Both parts are parametrically identical and mechanically compatible. The YAGEO CQ series emphasizes High Q performance for general purpose applications. The Murata GJM series provides High Q and Low Loss characteristics optimized for RF, Microwave, and High Frequency applications. Selection depends on application-specific performance requirements beyond the specified parameters.

Q: Are all substitute parts compatible with the 01005 (0402 Metric) package footprint?

A: Yes. All substitute parts are specified with identical package type (01005/0402 Metric), physical dimensions (0.016" L x 0.008" W), and maximum thickness (0.009"). Direct footprint compatibility is confirmed without PCB layout modification.

Q: Do all substitute parts meet RoHS3 compliance requirements?

A: MSART042SCG1R2BWRA01, TVS042CG1R2BC-W, and GJM0225C1E1R2BB01L are explicitly ROHS3 Compliant. CQ0100BRNPO8BN1R2 compliance status is not specified in available documentation.

Q: What is the Moisture Sensitivity Level (MSL) for all parts?

A: All parts are rated MSL 1 (Unlimited), indicating no moisture sensitivity restrictions and unlimited shelf life under standard storage conditions.

Q: Can these parts be used interchangeably in RF and microwave circuits?

A: GJM0225C1E1R2BB01L is specifically rated for RF, Microwave, and High Frequency applications. TVS042CG1R2BC-W is also rated for these applications. MSART042SCG1R2BWRA01 and CQ0100BRNPO8BN1R2 are rated for general purpose applications. Application-specific performance validation is required when substituting between general purpose and RF-optimized variants.

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