GRM188R70J223KA01D Equivalent & Substitute Parts

Part Overview

The GRM188R70J223KA01D is a 0.022 µF ceramic capacitor manufactured by Murata Electronics with a rated voltage of 6.3V and X7R temperature coefficient. This part operates across -55°C to 125°C and is packaged in 0603 (1608 Metric) surface mount form factor. The product is currently obsolete, necessitating identification of equivalent and substitute components for ongoing design requirements and production needs.

Key Parameters

Parameter	Value
Capacitance	0.022 µF
Tolerance	±10%
Voltage - Rated	6.3V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0603 (1608 Metric)
Mounting Type	Surface Mount, MLCC
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for GRM188R70J223KA01D is determined by the following critical parameters:

Mandatory Parameters (Must Match):

Capacitance: 0.022 µF
Temperature Coefficient: X7R
Package / Case: 0603 (1608 Metric)
Mounting Type: Surface Mount, MLCC
Operating Temperature Range: -55°C ~ 125°C

Flexible Parameters (May Vary):

Voltage - Rated: Can be equal to or greater than 6.3V
Tolerance: Can be ±10% or tighter (±5%)
Manufacturer: Different manufacturers acceptable
Product Status: Active products preferred over obsolete

Substitute parts are grouped into three categories based on voltage rating:

Category 1 - Direct Voltage Match (6.3V): Parts with identical 6.3V rating from alternative manufacturers.

Category 2 - Voltage Upgrade (10V-50V): Parts with higher voltage ratings suitable for applications requiring increased voltage margin.

Category 3 - Voltage Upgrade (100V): Parts with significantly higher voltage rating for demanding applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage - Rated	Temperature Coefficient	Package / Case	Product Status	RoHS Status
GRM188R70J223KA01D	Murata Electronics	0.022 µF	±10%	6.3V	X7R	0603 (1608 Metric)	Obsolete	ROHS3 Compliant
C0603C223K9RAC7867	KEMET	0.022 µF	±10%	6.3V	X7R	0603 (1608 Metric)	Active	ROHS3 Compliant
GRM188R72A223KAC4D	Murata Electronics	0.022 µF	±10%	100V	X7R	0603 (1608 Metric)	Active	ROHS3 Compliant
0603YC223KA12A	KYOCERA AVX	0.022 µF	±10%	16V	X7R	0603 (1608 Metric)	Active	RoHS non-compliant
06033C223KA12A	KYOCERA AVX	0.022 µF	±10%	25V	X7R	0603 (1608 Metric)	Active	RoHS non-compliant
06035C223KA12A	KYOCERA AVX	0.022 µF	±10%	50V	X7R	0603 (1608 Metric)	Active	RoHS non-compliant
C0603C223J3RAC7867	KEMET	0.022 µF	±5%	25V	X7R	0603 (1608 Metric)	Active	ROHS3 Compliant
C0603C223J4RAC7867	KEMET	0.022 µF	±5%	16V	X7R	0603 (1608 Metric)	Active	ROHS3 Compliant
C0603C223J5RAC7867	KEMET	0.022 µF	±5%	50V	X7R	0603 (1608 Metric)	Active	ROHS3 Compliant
C0603C223J8RAC7867	KEMET	0.022 µF	±5%	10V	X7R	0603 (1608 Metric)	Active	ROHS3 Compliant
C0603C223K1RAC7867	KEMET	0.022 µF	±10%	100V	X7R	0603 (1608 Metric)	Active	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation - Direct Equivalent: C0603C223K9RAC7867 (KEMET) is the preferred direct substitute. It matches all critical parameters of the obsolete GRM188R70J223KA01D, maintains ROHS3 compliance, and is actively manufactured with substantial inventory availability.

Secondary Recommendation - Voltage Upgrade with Tighter Tolerance: C0603C223J8RAC7867 (KEMET) provides a 10V rated voltage with improved ±5% tolerance. This part is suitable for applications where additional voltage margin and tighter capacitance tolerance are beneficial. ROHS3 compliance is maintained.

Higher Voltage Alternatives: GRM188R72A223KAC4D (Murata Electronics) and C0603C223K1RAC7867 (KEMET) both offer 100V ratings with ±10% tolerance. These are appropriate for designs requiring significant voltage headroom. Both maintain ROHS3 compliance and active product status.

KYOCERA AVX Options: Parts 0603YC223KA12A, 06033C223KA12A, and 06035C223KA12A provide voltage ratings of 16V, 25V, and 50V respectively. These parts are active but carry RoHS non-compliance status, which may restrict use in certain applications or regions.

Tolerance Upgrade Path: KEMET C0603C223J-series parts (J3, J4, J5, J8) offer ±5% tolerance across multiple voltage ratings (10V, 16V, 25V, 50V), providing improved capacitance accuracy for precision applications while maintaining ROHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can I use a higher voltage rated capacitor as a substitute? A: Yes. A capacitor with a higher voltage rating than the original 6.3V specification is electrically compatible and will function correctly in the circuit. Higher voltage ratings provide additional safety margin and do not negatively impact circuit performance.

Q: What is the significance of the X7R temperature coefficient? A: X7R indicates the capacitor maintains stable capacitance across the operating temperature range of -55°C to 125°C with minimal variation. All listed substitutes maintain this same X7R specification, ensuring consistent performance across temperature extremes.

Q: Does tolerance affect substitutability? A: Tolerance defines the acceptable range of actual capacitance values. The original part specifies ±10%, while some substitutes offer ±5% tolerance. Tighter tolerance (±5%) is a superior specification that provides more precise capacitance values. Both tolerances are compatible for general purpose applications.

Q: Why are some KYOCERA AVX parts marked as RoHS non-compliant? A: RoHS compliance status reflects regulatory adherence to restrictions on hazardous substances. ROHS3 compliant parts (Murata and KEMET options) are preferred for applications subject to environmental regulations or customer requirements. Non-compliant parts may be restricted in certain markets or applications.

Q: Is the 0603 package size consistent across all substitutes? A: Yes. All listed substitute parts use the 0603 (1608 Metric) package, ensuring mechanical and electrical compatibility with the original design. Physical dimensions and mounting characteristics remain identical.

Q: What is Moisture Sensitivity Level (MSL) 1? A: MSL 1 indicates unlimited shelf life without moisture exposure precautions. All listed parts carry MSL 1 rating, meaning they do not require special moisture control during storage or handling.

Q: Can I mix different manufacturers in the same production batch? A: Electrically, yes. All substitutes meet the same electrical specifications. However, manufacturing practices and component characteristics may vary slightly between manufacturers. For consistency in production, maintaining a single manufacturer source is recommended when possible.

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