Equivalent & Substitute Parts for 1812SC222MAT1A

Part Overview

The 1812SC222MAT1A is a 2200 pF ceramic capacitor rated at 1500V (1.5kV) with X7R temperature coefficient, manufactured by KYOCERA AVX in 1812 (4532 Metric) package format. This component is classified as Active and suitable for general-purpose high-voltage applications. Substitute parts are identified based on matching capacitance value, package dimensions, mounting type, and compliance certifications while allowing for controlled variations in voltage rating, tolerance, and temperature coefficient within acceptable electrical parameters.

Substiute Parts

1812SC222MAT1A

KYOCERA AVXIn Stock: 6971812SC222MAT1A Datasheet

Current PartRFQ

1812GC222KAT1A

KYOCERA AVXIn Stock: 211151812GC222KAT1A Datasheet

UpgradeRFQ

C4532X7R3D222K130KA

TDK CorporationIn Stock: 2025C4532X7R3D222K130KA Datasheet

UpgradeRFQ

C4532X7R3D222M130KA

TDK CorporationIn Stock: 3701C4532X7R3D222M130KA Datasheet

UpgradeRFQ

C4532X7S3D222K160KA

TDK CorporationIn Stock: 2543C4532X7S3D222K160KA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 1812SC222MAT1A is determined by the following criteria:

Primary Matching Parameters (Non-Negotiable):

• Capacitance: 2200 pF (exact match required)
• Package / Case: 1812 (4532 Metric) (exact match required)
• Mounting Type: Surface Mount, MLCC (exact match required)
• Operating Temperature Range: -55°C ~ 125°C (exact match required)
• RoHS Status: ROHS3 Compliant (exact match required)
• Moisture Sensitivity Level: 1 (Unlimited) (exact match required)

Allowable Variation Parameters:

• Voltage Rating: May be equal to or greater than 1500V (1.5kV)
• Tolerance: May be ±10% or ±20%
• Temperature Coefficient: X7R or X7S (both acceptable for general-purpose applications)
• Manufacturer: KYOCERA AVX or TDK Corporation

Substitute parts are classified into two categories: Upgrade parts (higher voltage rating with improved tolerance) and MFR Recommended parts (alternative temperature coefficient with higher voltage rating).

Parameter Comparison

Engineering Selection Recommendations

1812GC222KAT1A (KYOCERA AVX): This upgrade substitute offers identical physical dimensions and thickness to the main part, with improved voltage rating (2000V vs. 1500V) and tighter tolerance (±10% vs. ±20%). Product status is Active. This part is suitable for direct replacement in applications requiring higher voltage margin or improved capacitance accuracy.

C4532X7R3D222K130KA (TDK Corporation): This upgrade substitute provides 2000V voltage rating with ±10% tolerance and Active product status. Physical dimensions are slightly reduced (0.177" L vs. 0.181" L) and thickness is reduced (0.059" vs. 0.071"), which may require PCB layout verification for clearance compatibility. X7R temperature coefficient matches the main part specification.

C4532X7R3D222M130KA (TDK Corporation): This upgrade substitute matches the main part's ±20% tolerance while providing 2000V voltage rating. Product status is Not For New Designs, indicating this part should not be selected for new circuit designs. Physical dimensions and thickness are identical to C4532X7R3D222K130KA.

C4532X7S3D222K160KA (TDK Corporation): This MFR Recommended substitute features X7S temperature coefficient (vs. X7R on main part) with 2000V voltage rating and ±10% tolerance. Product status is Active. X7S provides wider temperature stability range compared to X7R. Physical dimensions are reduced (0.177" L) with unspecified thickness. This part is suitable for applications where enhanced temperature stability is required.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with higher voltage rating than the original 1812SC222MAT1A?

A: Yes. All listed substitute parts are rated at 2000V (2kV), which exceeds the original 1500V (1.5kV) rating. Higher voltage rating provides additional safety margin and does not compromise circuit functionality when the original design voltage requirement is 1500V or lower.

Q: What is the difference between X7R and X7S temperature coefficients?

A: Both X7R and X7S are Class II ceramic dielectric materials with temperature-stable characteristics across the -55°C ~ 125°C operating range. X7S provides slightly wider temperature stability compared to X7R. Both are acceptable for general-purpose applications. Selection depends on specific circuit requirements for capacitance stability over temperature.

Q: Are there physical compatibility concerns when substituting with TDK parts?

A: TDK substitute parts (C4532X7R3D222K130KA, C4532X7R3D222M130KA, C4532X7S3D222K160KA) have reduced length (0.177" vs. 0.181") and reduced thickness (0.059" vs. 0.071"). These dimensional reductions are within the 1812 (4532 Metric) package specification and are mechanically compatible with standard PCB footprints. However, verify PCB layout clearances if space constraints exist.

Q: Why is C4532X7R3D222M130KA marked as "Not For New Designs"?

A: Parts designated "Not For New Designs" are typically in end-of-life phase or have been superseded by improved alternatives. This part should not be selected for new circuit designs. Use C4532X7R3D222K130KA (Active status) as the preferred TDK substitute with identical electrical specifications and ±10% tolerance.

Q: Can I use 1812GC222KAT1A as a direct drop-in replacement?

A: Yes. The 1812GC222KAT1A maintains identical physical dimensions (0.181" L x 0.126" W) and thickness (0.071") as the original 1812SC222MAT1A, with matching 1812 (4532 Metric) package format. It is manufactured by KYOCERA AVX with Active product status and provides improved voltage rating and tolerance specifications.

Q: What compliance certifications apply to all substitute parts?

A: All substitute parts listed are ROHS3 Compliant, REACH Unaffected, and classified as Moisture Sensitivity Level 1 (Unlimited), matching the original part's compliance profile. All parts are suitable for applications requiring environmental and regulatory compliance.