12105C274MAT2A Equivalent & Substitute Parts

Part Overview

The 12105C274MAT2A is a 0.27 µF ceramic capacitor manufactured by KYOCERA AVX, rated for 50V with X7R temperature coefficient in 1210 (3225 Metric) surface mount package. This component is classified as Active product status and is suitable for general purpose applications. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical compatibility, and compliance certifications to ensure direct interchangeability in circuit designs.

Substiute Parts

12105C274MAT2A

KYOCERA AVXIn Stock: 76212105C274MAT2A Datasheet

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12105C274JAT2A

KYOCERA AVXIn Stock: 524712105C274JAT2A Datasheet

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12105C274KAT2A

KYOCERA AVXIn Stock: 520012105C274KAT2A Datasheet

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C1210C274K5RAC7800

KEMETIn Stock: 5139C1210C274K5RAC7800 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 12105C274MAT2A is determined by the following critical parameters: capacitance value (0.27 µF), voltage rating (50V), temperature coefficient (X7R), and package form factor (1210 / 3225 Metric). The primary variable among substitute parts is tolerance specification, which ranges from ±20% (main part) to ±5% (upgraded tolerance). All identified substitutes maintain identical capacitance, voltage, temperature coefficient, package dimensions, and compliance certifications. Tolerance tightening represents an upgrade path for applications requiring improved capacitance accuracy without altering electrical performance or mechanical fit.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and full ROHS3 compliance with REACH Unaffected designation, ensuring regulatory compatibility across all options. The 12105C274JAT2A and 12105C274KAT2A from KYOCERA AVX provide tolerance upgrades (±5% and ±10% respectively) while maintaining identical electrical and mechanical specifications. The C1210C274K5RAC7800 from KEMET offers cross-manufacturer equivalence with ±10% tolerance and maximum thickness of 0.039" (1.00mm), which remains within acceptable PCB assembly clearances for standard 1210 package applications. Selection between KYOCERA AVX and KEMET variants depends on supply chain requirements and manufacturer qualification status within the design documentation.

Frequently Asked Questions (FAQ)

Q: Can 12105C274JAT2A replace 12105C274MAT2A directly? A: Yes. Both parts share identical capacitance (0.27 µF), voltage rating (50V), temperature coefficient (X7R), package form factor (1210), and operating temperature range (-55°C ~ 125°C). The 12105C274JAT2A provides tighter tolerance (±5% versus ±20%), which represents an upgrade in capacitance accuracy without affecting electrical performance or mechanical compatibility.

Q: Is the KEMET C1210C274K5RAC7800 mechanically compatible? A: Yes. The C1210C274K5RAC7800 maintains identical length (0.126" / 3.20mm) and width (0.098" / 2.50mm) dimensions. Maximum thickness is 0.039" (1.00mm) compared to 0.037" (0.94mm) for KYOCERA AVX parts. This 0.02mm difference does not affect standard PCB assembly or reflow processes for 1210 package applications.

Q: What tolerance should I select for my application? A: Tolerance selection depends on circuit requirements. The ±20% tolerance (12105C274MAT2A) is suitable for general purpose filtering and decoupling. The ±10% tolerance (12105C274KAT2A, C1210C274K5RAC7800) provides improved accuracy for timing-sensitive or precision filtering circuits. The ±5% tolerance (12105C274JAT2A) is specified for applications requiring maximum capacitance stability.

Q: Are all parts ROHS3 compliant? A: Yes. All listed parts are ROHS3 Compliant with Moisture Sensitivity Level 1 (Unlimited) and REACH Unaffected status, meeting current environmental and regulatory requirements.

Q: Can I mix manufacturers in the same design? A: Yes. All parts meet identical electrical specifications, package dimensions, and compliance certifications. Cross-manufacturer substitution is permissible provided design documentation does not specify manufacturer-specific qualification requirements.