Equivalent & Substitute Parts for 1812GC222MAT9A

Part Overview

The 1812GC222MAT9A is a 2200 pF ceramic capacitor rated at 2000V (2kV) with X7R temperature coefficient, manufactured by KYOCERA AVX. This high-voltage surface-mount multilayer ceramic capacitor (MLCC) is designed for general-purpose applications requiring stable capacitance across a wide operating temperature range of -55°C to 125°C. The part is currently in active production status with 940 units available in inventory.

Equivalent and substitute parts are necessary when the original manufacturer part becomes unavailable, when design requirements shift toward improved specifications, or when supply chain optimization requires alternative sourcing from qualified manufacturers. The substitute parts listed maintain electrical compatibility through identical or superior capacitance, voltage rating, temperature coefficient, and package dimensions.

Substiute Parts

1812GC222MAT9A

KYOCERA AVXIn Stock: 10131812GC222MAT9A Datasheet

Current PartRFQ

C4532X7R3D222M130KA

TDK CorporationIn Stock: 3701C4532X7R3D222M130KA Datasheet

DirectRFQ

C4532X7R3D222K130KA

TDK CorporationIn Stock: 2025C4532X7R3D222K130KA Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 1812GC222MAT9A is determined by strict adherence to the following electrical and mechanical parameters:

Mandatory Matching Parameters:

• Capacitance value: 2200 pF (no deviation)
• Voltage rating: 2000V minimum (equal or higher acceptable)
• Temperature coefficient: X7R (required for thermal stability)
• Package designation: 1812 (4532 Metric) (required for PCB footprint compatibility)
• Mounting type: Surface Mount, MLCC (required for assembly compatibility)
• Operating temperature range: -55°C to 125°C minimum (equal or wider acceptable)

Allowable Variations:

• Tolerance: ±20% (original) to ±10% (tighter tolerance acceptable as upgrade)
• Physical dimensions: Minor variations within 1812 package specification acceptable
• Manufacturer: Any qualified manufacturer with equivalent certifications
• Product status: Active preferred; Not For New Designs acceptable for direct replacement
• Packaging format: Tape & Reel or Cut Tape acceptable

The two substitute parts listed (C4532X7R3D222M130KA and C4532X7R3D222K130KA) both meet all mandatory parameters. The second substitute offers improved tolerance specification (±10% versus ±20%), qualifying it as an upgrade option.

Parameter Comparison

Engineering Selection Recommendations

Direct Replacement (C4532X7R3D222M130KA): This TDK part provides direct electrical equivalence with identical capacitance, voltage rating, tolerance, and temperature coefficient. The part is marked "Not For New Designs," indicating it is suitable for replacement and maintenance applications but not recommended for new product development. Inventory availability is high at 3628 units. Physical dimensions are slightly smaller (4.50mm vs 4.60mm length; 1.50mm vs 1.80mm thickness), which may require PCB layout verification to confirm footprint compatibility within the 1812 package specification.

Upgrade Option (C4532X7R3D222K130KA): This TDK part offers improved tolerance specification (±10% versus ±20%), providing tighter capacitance control while maintaining all other electrical parameters. Product status is Active, making it suitable for both new designs and replacement applications. Inventory availability is 1961 units. Physical dimensions are identical to the direct replacement option. This part is the preferred selection when tolerance improvement is acceptable and supply chain optimization is a consideration.

Compliance Verification: All three parts maintain ROHS3 compliance, REACH unaffected status, and MSL 1 moisture sensitivity rating. No additional compliance actions are required for substitution.

Frequently Asked Questions (FAQ)

Q: Can C4532X7R3D222M130KA be used as a direct replacement for 1812GC222MAT9A? A: Yes. Both parts have identical electrical specifications: 2200 pF capacitance, ±20% tolerance, 2000V rating, X7R temperature coefficient, and -55°C to 125°C operating range. Physical dimensions are within 1812 package tolerance. Verify PCB layout accommodates the slightly smaller footprint (4.50mm length vs 4.60mm).

Q: What is the difference between C4532X7R3D222M130KA and C4532X7R3D222K130KA? A: The primary difference is tolerance specification. C4532X7R3D222M130KA has ±20% tolerance (matching the original part), while C4532X7R3D222K130KA has ±10% tolerance (tighter specification). All other electrical parameters are identical. The ±10% version is an upgrade option when improved capacitance accuracy is required.

Q: Are there any physical compatibility concerns with TDK substitutes? A: Both TDK parts are slightly smaller in length (4.50mm vs 4.60mm) and thickness (1.50mm vs 1.80mm) compared to the KYOCERA AVX original. These dimensions remain within the 1812 (4532 Metric) package specification. Verify PCB footprint design accommodates these variations before assembly.

Q: Which substitute part should be selected for new product designs? A: C4532X7R3D222K130KA is recommended for new designs. It has Active product status, improved ±10% tolerance specification, and adequate inventory. C4532X7R3D222M130KA is marked "Not For New Designs" and should be reserved for replacement and maintenance applications.

Q: Do all parts maintain the same compliance certifications? A: Yes. All three parts are ROHS3 compliant, REACH unaffected, and have MSL 1 (Unlimited) moisture sensitivity rating. No compliance changes occur with substitution.

Q: What packaging formats are available for each part? A: The original 1812GC222MAT9A is supplied in bulk packaging. C4532X7R3D222M130KA is available in Tape & Reel format. C4532X7R3D222K130KA is available in Cut Tape and Digi-Reel® format. Confirm packaging requirements with procurement before ordering.