GCM033R71C681KA03D Equivalent & Substitute Parts

Part Overview

The GCM033R71C681KA03D is a 680 pF ceramic capacitor manufactured by Murata Electronics, rated for 16V operation with X7R temperature coefficient characteristics. This multilayer ceramic capacitor (MLCC) is designed for surface mount applications in the 0201 (0603 Metric) package format. The component is actively produced and maintains AEC-Q200 automotive qualification, making it suitable for automotive-grade circuit implementations. Identifying equivalent substitute parts becomes necessary when managing supply chain continuity, optimizing inventory levels, or accommodating design flexibility across manufacturing partners.

Substiute Parts

GCM033R71C681KA03D

Murata ElectronicsIn Stock: 814GCM033R71C681KA03D Datasheet

Current PartRFQ

CGA1A2X7R1C681K030BA

TDK CorporationIn Stock: 16726CGA1A2X7R1C681K030BA Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the GCM033R71C681KA03D is determined by strict equivalence across the following critical parameters:

Electrical Parameters:

• Capacitance value: 680 pF
• Tolerance: ±10%
• Voltage rating: 16V
• Temperature coefficient: X7R

Mechanical Parameters:

• Package format: 0201 (0603 Metric)
• Mounting type: Surface Mount, MLCC
• Physical dimensions: 0.024" L x 0.012" W (0.60mm x 0.30mm)
• Maximum thickness: 0.013" (0.33mm)

Compliance & Qualification:

• AEC-Q200 automotive rating
• RoHS3 compliance
• Moisture Sensitivity Level 1
• Operating temperature range: -55°C ~ 125°C

Parts meeting all these parameters are classified as parametric equivalents and direct substitutes. No deviations from these specifications are permitted for functional interchangeability.

Parameter Comparison

Engineering Selection Recommendations

Both the GCM033R71C681KA03D (Murata Electronics) and CGA1A2X7R1C681K030BA (TDK Corporation) are active production components with identical electrical and mechanical specifications. Selection between these parts is based on the following engineering considerations:

Supply Chain & Inventory: The TDK CGA1A2X7R1C681K030BA maintains higher inventory availability (16,644 pcs) compared to the Murata GCM033R71C681KA03D (781 pcs), which may influence procurement timelines and lead times.

Compliance & Qualification: Both components carry AEC-Q200 automotive qualification, ROHS3 compliance, and identical moisture sensitivity ratings, confirming suitability for automotive-grade applications without additional qualification requirements.

Manufacturing Continuity: Either component can be selected as a primary or secondary source without design modification, provided component placement and reflow profiles remain within standard surface mount processing parameters for 0201 package MLCCs.

Frequently Asked Questions (FAQ)

Q: Can the CGA1A2X7R1C681K030BA replace the GCM033R71C681KA03D in existing designs?

A: Yes. Both components are parametric equivalents with identical capacitance (680 pF), voltage rating (16V), temperature coefficient (X7R), package format (0201), and AEC-Q200 qualification. Direct substitution is permissible without circuit redesign.

Q: Are there any differences in physical dimensions between these parts?

A: No. Both components share identical physical dimensions of 0.024" L x 0.012" W (0.60mm x 0.30mm) with maximum thickness of 0.013" (0.33mm), ensuring compatibility with existing PCB layouts and pick-and-place equipment settings.

Q: Do both parts meet automotive qualification requirements?

A: Yes. Both the Murata GCM033R71C681KA03D and TDK CGA1A2X7R1C681K030BA carry AEC-Q200 automotive qualification, confirming compliance with automotive-grade reliability and performance standards.

Q: What is the significance of the X7R temperature coefficient?

A: X7R temperature coefficient indicates capacitance variation of ±15% across the operating temperature range of -55°C to 125°C. This characteristic is identical for both parts and ensures stable performance in automotive thermal environments.

Q: Are moisture sensitivity considerations the same for both components?

A: Yes. Both parts are rated at Moisture Sensitivity Level 1 (Unlimited), indicating no moisture absorption limitations and no special storage or handling requirements beyond standard component handling practices.

Q: Can these parts be used interchangeably in high-frequency applications?

A: Substitution is based on the provided electrical and mechanical parameters. Frequency-dependent performance characteristics are not included in the provided specifications and must be evaluated against specific circuit requirements.