MCASU105SCG080DFNA01 Equivalent & Substitute Parts

Part Overview

The MCASU105SCG080DFNA01 is an 8 pF ceramic capacitor manufactured by Taiyo Yuden, rated for 50V with C0G/NP0 temperature coefficient characteristics. This surface mount multilayer ceramic capacitor (MLCC) in 0402 package format is designed for automotive applications and maintains AEC-Q200 qualification. The part is currently in active production status with 1,086 pieces available in inventory. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit designs without functional degradation.

Key Parameters

Parameter	Value
Capacitance	8 pF
Tolerance	±0.5pF
Voltage - Rated	50V
Temperature Coefficient	C0G, NP0
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0402 (1005 Metric)
Size / Dimension	0.039" L x 0.020" W (1.00mm x 0.50mm)
Thickness (Max)	0.022" (0.55mm)
Mounting Type	Surface Mount, MLCC
Ratings	AEC-Q200
Applications	Automotive
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Packaging	Tape & Reel (TR)

Substitute Part Grouping Explanation

Substitute parts for the MCASU105SCG080DFNA01 are qualified based on strict electrical and mechanical parameter matching. All identified substitutes maintain identical specifications across the following critical parameters:

Electrical Parameters:

Capacitance: 8 pF
Tolerance: ±0.5pF
Voltage Rating: 50V
Temperature Coefficient: C0G/NP0

Mechanical Parameters:

Package: 0402 (1005 Metric)
Physical Dimensions: 0.039" L x 0.020" W (1.00mm x 0.50mm)
Maximum Thickness: 0.022" (0.55mm)
Mounting Type: Surface Mount, MLCC

Compliance & Certification:

AEC-Q200 Automotive Rating
ROHS3 Compliance
Moisture Sensitivity Level: 1 (Unlimited)
ECCN: EAR99
HTSUS: 8532.24.0020

All substitute parts listed are manufactured by recognized suppliers and maintain active product status with current inventory availability.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Temperature Coefficient	Operating Temperature	Package	Size (L x W)	Thickness (Max)	AEC-Q200	RoHS3	MSL	Inventory (Pcs)
MCASU105SCG080DFNA01	Taiyo Yuden	8 pF	±0.5pF	50V	C0G, NP0	-55°C ~ 125°C	0402 (1005 Metric)	0.039" x 0.020" (1.00mm x 0.50mm)	0.022" (0.55mm)	Yes	Yes	1	1,086
AC0402DRNPO9BN8R0	YAGEO	8 pF	±0.5pF	50V	C0G, NP0	-55°C ~ 125°C	0402 (1005 Metric)	0.039" x 0.020" (1.00mm x 0.50mm)	0.022" (0.55mm)	Yes	Yes	1	52,040
CGA2B2C0G1H080D050BA	TDK Corporation	8 pF	±0.5pF	50V	C0G, NP0	-55°C ~ 125°C	0402 (1005 Metric)	0.039" x 0.020" (1.00mm x 0.50mm)	0.022" (0.55mm)	Yes	Yes	1	119,755
CL05C080DB51PNC	Samsung Electro-Mechanics	8 pF	±0.5pF	50V	C0G, NP0	-55°C ~ 125°C	0402 (1005 Metric)	0.039" x 0.020" (1.00mm x 0.50mm)	0.022" (0.55mm)	Yes	Yes	1	600,100
GCM1555C1H8R0DA16D	Murata Electronics	8 pF	±0.5pF	50V	C0G, NP0	-55°C ~ 125°C	0402 (1005 Metric)	0.039" x 0.020" (1.00mm x 0.50mm)	0.022" (0.55mm)	Yes	Yes	1	80,932
GCM1555C1H8R0DA16J	Murata Electronics	8 pF	±0.5pF	50V	C0G, NP0	-55°C ~ 125°C	0402 (1005 Metric)	0.039" x 0.020" (1.00mm x 0.50mm)	0.022" (0.55mm)	Yes	Yes	1	49,739

Engineering Selection Recommendations

All identified substitute parts maintain full electrical and mechanical equivalence to the MCASU105SCG080DFNA01. Selection among these alternatives is based on the following factors:

Product Status & Availability: All substitute parts maintain active production status with current inventory availability. The CL05C080DB51PNC from Samsung Electro-Mechanics offers the highest inventory level at 600,100 pieces, followed by CGA2B2C0G1H080D050BA from TDK Corporation at 119,755 pieces.

Compliance & Certification: All substitute parts carry identical compliance certifications: AEC-Q200 automotive qualification, ROHS3 compliance, and MSL Level 1 (Unlimited moisture sensitivity). REACH status is unaffected for all substitute parts where specified.

Manufacturer Qualification: Substitute parts are sourced from established manufacturers: YAGEO, TDK Corporation, Samsung Electro-Mechanics, and Murata Electronics. Each manufacturer maintains automotive-grade production standards consistent with the original Taiyo Yuden component.

Electrical Performance: All substitutes deliver identical electrical characteristics: 8 pF capacitance with ±0.5pF tolerance, 50V voltage rating, and C0G/NP0 temperature coefficient across the -55°C to 125°C operating range.

Frequently Asked Questions (FAQ)

Q: What determines if a part can substitute for the MCASU105SCG080DFNA01?

A: Substitution is determined by matching all critical electrical parameters (capacitance, tolerance, voltage rating, temperature coefficient), mechanical dimensions (0402 package, physical size, thickness), and compliance certifications (AEC-Q200, ROHS3, MSL Level 1). All listed substitutes meet these requirements.

Q: Are all substitute parts suitable for automotive applications?

A: Yes. All substitute parts carry AEC-Q200 automotive qualification and are rated for the same operating temperature range (-55°C to 125°C) as the original component.

Q: Can substitute parts be used interchangeably on the same PCB assembly?

A: Yes. All substitute parts maintain identical 0402 (1005 Metric) package dimensions and surface mount characteristics, enabling direct replacement without PCB layout modifications.

Q: What is the significance of the C0G/NP0 temperature coefficient?

A: C0G/NP0 designation indicates minimal capacitance variation across the operating temperature range, ensuring stable circuit performance in automotive environments subject to temperature extremes.

Q: Do all substitute parts have the same moisture sensitivity level?

A: Yes. All substitute parts are classified as MSL Level 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Are there differences in the part numbering schemes among manufacturers?

A: Yes. Each manufacturer uses proprietary part numbering conventions. However, the electrical and mechanical specifications remain identical across all listed substitutes, ensuring functional equivalence regardless of manufacturer designation.

Q: What inventory considerations should guide part selection?

A: Inventory availability varies among substitutes. The CL05C080DB51PNC offers the highest stock level, while other alternatives provide intermediate availability. Selection should consider supply chain requirements and lead time constraints.

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