GCM188R71C105MA64J Equivalent & Substitute Parts

Part Overview

The GCM188R71C105MA64J is a 1 µF ±20% 16V ceramic capacitor with X7R temperature coefficient in 0603 (1608 Metric) surface mount package manufactured by Murata Electronics. This multilayer ceramic capacitor (MLCC) is rated for automotive applications and meets AEC-Q200 qualification standards. The part is currently active in production and available in Tape & Reel packaging with unlimited moisture sensitivity level (MSL 1).

Substitute parts are necessary when the primary part number becomes unavailable, when alternative packaging formats are required for manufacturing processes, or when design flexibility across qualified manufacturers is needed while maintaining identical electrical and mechanical specifications.

Key Parameters

Parameter	Value
Capacitance	1 µF
Tolerance	±20%
Voltage - Rated	16V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 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)	0.035" (0.90mm)
Ratings	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the GCM188R71C105MA64J are qualified based on strict equivalence across the following parameters:

Electrical Equivalence Requirements:

Capacitance: 1 µF
Tolerance: ±20%
Voltage Rating: 16V
Temperature Coefficient: X7R
Operating Temperature Range: -55°C ~ 125°C

Mechanical Equivalence Requirements:

Package / Case: 0603 (1608 Metric)
Mounting Type: Surface Mount, MLCC
Physical Dimensions: 0.063" L x 0.031" W (1.60mm x 0.80mm)
Maximum Thickness: 0.035" (0.90mm)

Compliance & Qualification Requirements:

AEC-Q200 Automotive Rating
ROHS3 Compliance
MSL 1 (Unlimited)

Substitute parts may differ in packaging format (Tape & Reel versus Cut Tape & Digi-Reel) and manufacturer identity, but all electrical and mechanical parameters remain identical. Product status variations are noted where applicable.

Parameter Comparison

Parameter	GCM188R71C105MA64J (Main)	GCM188R71C105MA64D	CGA3E1X7R1C105M080AC	EMF107B7105MAHT	EMK107B7105MAHT
Manufacturer	Murata Electronics	Murata Electronics	TDK Corporation	Taiyo Yuden	Taiyo Yuden
Capacitance	1 µF	1 µF	1 µF	1 µF	1 µF
Tolerance	±20%	±20%	±20%	±20%	±20%
Voltage - Rated	16V	16V	16V	16V	16V
Temperature Coefficient	X7R	X7R	X7R	X7R	X7R
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Package / Case	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric)
Mounting Type	Surface Mount, MLCC	Surface Mount, MLCC	Surface Mount, MLCC	Surface Mount, MLCC	Surface Mount, MLCC
Size / Dimension	0.063" L x 0.031" W (1.60mm x 0.80mm)	0.063" L x 0.031" W (1.60mm x 0.80mm)	0.063" L x 0.031" W (1.60mm x 0.80mm)	0.063" L x 0.031" W (1.60mm x 0.80mm)	0.063" L x 0.031" W (1.60mm x 0.80mm)
Thickness (Max)	0.035" (0.90mm)	0.035" (0.90mm)	0.035" (0.90mm)	0.035" (0.90mm)	0.035" (0.90mm)
Ratings	AEC-Q200	AEC-Q200	AEC-Q200	AEC-Q200	AEC-Q200
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Packaging Format	Tape & Reel (TR)	Cut Tape (CT) & Digi-Reel®	Cut Tape (CT) & Digi-Reel®	Tape & Reel (TR)	Tape & Reel (TR)
Product Status	Active	Active	Active	Not For New Designs	Not For New Designs

Engineering Selection Recommendations

Primary Selection (Active Production):

GCM188R71C105MA64D and CGA3E1X7R1C105M080AC are the preferred substitute options. Both parts maintain active product status and are qualified for new designs. GCM188R71C105MA64D is a Murata Electronics part identical to the main part number except for packaging format (Cut Tape & Digi-Reel versus Tape & Reel). CGA3E1X7R1C105M080AC is a TDK Corporation equivalent offering significantly higher inventory availability (112,078 pieces) while maintaining all electrical and mechanical specifications.

Alternative Selection (Legacy Status):

EMF107B7105MAHT and EMK107B7105MAHT are Taiyo Yuden equivalents marked as "Not For New Designs." These parts maintain full electrical and mechanical equivalence and AEC-Q200 qualification but are designated for legacy or existing design support only. Selection of these parts is appropriate for sustaining production of existing designs or when specific manufacturing process requirements necessitate Taiyo Yuden components.

Packaging Considerations:

The main part GCM188R71C105MA64J is supplied in Tape & Reel format. GCM188R71C105MA64D and CGA3E1X7R1C105M080AC are supplied in Cut Tape & Digi-Reel format, which may require process adjustment in automated assembly environments. EMF107B7105MAHT and EMK107B7105MAHT maintain Tape & Reel packaging consistent with the main part.

Frequently Asked Questions (FAQ)

Q: Can GCM188R71C105MA64D be used as a direct replacement for GCM188R71C105MA64J?

A: Yes. Both parts are manufactured by Murata Electronics and share identical electrical and mechanical specifications. The only difference is packaging format: GCM188R71C105MA64J uses Tape & Reel while GCM188R71C105MA64D uses Cut Tape & Digi-Reel. Both are active production parts suitable for new designs.

Q: What is the difference between the Murata and TDK equivalents?

A: GCM188R71C105MA64J and GCM188R71C105MA64D are Murata Electronics parts, while CGA3E1X7R1C105M080AC is manufactured by TDK Corporation. All three parts are electrically and mechanically identical with identical AEC-Q200 ratings and ROHS3 compliance. The primary difference is manufacturer and inventory availability.

Q: Why are EMF107B7105MAHT and EMK107B7105MAHT marked "Not For New Designs"?

A: These Taiyo Yuden parts are designated for legacy design support and sustaining production of existing applications. While they maintain full electrical and mechanical equivalence and AEC-Q200 qualification, they are not recommended for new design implementations. Use these parts only when supporting existing designs or when specific manufacturing requirements necessitate Taiyo Yuden components.

Q: Are all substitute parts AEC-Q200 qualified?

A: Yes. All substitute parts listed maintain AEC-Q200 automotive qualification, identical to the main part GCM188R71C105MA64J. This qualification is consistent across all manufacturers and packaging formats.

Q: What is the impact of packaging format differences on assembly?

A: Tape & Reel (TR) packaging and Cut Tape & Digi-Reel (CT) packaging require different feeder configurations in automated pick-and-place assembly equipment. Tape & Reel parts use continuous reel feeding, while Cut Tape & Digi-Reel parts require tape-and-reel conversion or manual feeding. Verify your assembly equipment compatibility before selecting parts with different packaging formats.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant, matching the compliance status of the main part GCM188R71C105MA64J.

Q: Can I mix different manufacturers in the same production run?

A: Yes. All substitute parts maintain identical electrical and mechanical specifications, AEC-Q200 qualification, and ROHS3 compliance. Cross-manufacturer substitution is electrically and mechanically valid. However, verify your quality assurance and traceability procedures support multi-source component procurement.

Q: What is MSL 1 (Unlimited) and why is it important?

A: MSL 1 (Unlimited) indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All parts listed, including the main part and all substitutes, carry MSL 1 rating, eliminating moisture sensitivity concerns in standard manufacturing environments.

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