1206YC274MAT2A Ceramic Capacitor Equivalent & Substitute Parts

Part Overview

The 1206YC274MAT2A is a 0.27 µF ceramic capacitor manufactured by KYOCERA AVX, rated for 16V with X7R temperature coefficient and ±20% tolerance. This surface mount multilayer ceramic capacitor (MLCC) in 1206 package (3.20mm × 1.60mm) is designed for general purpose applications. The part is currently active and in stock with 992 units available. Substitute parts are necessary when higher voltage ratings, improved tolerance specifications, or alternative manufacturer sourcing is required for design flexibility or supply chain optimization.

Key Parameters

Parameter	Value
Capacitance	0.27 µF
Voltage Rating	16V
Tolerance	±20%
Temperature Coefficient	X7R
Package / Case	1206 (3216 Metric)
Mounting Type	Surface Mount, MLCC
Operating Temperature Range	-55°C ~ 125°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the 1206YC274MAT2A is determined by the following critical parameters:

Fixed Parameters (Must Match):

Capacitance: 0.27 µF
Package / Case: 1206 (3216 Metric)
Temperature Coefficient: X7R
Mounting Type: Surface Mount, MLCC
Operating Temperature Range: -55°C ~ 125°C
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Variable Parameters (Allowed to Differ):

Voltage Rating: May be equal to or higher than 16V
Tolerance: May be tighter (±5%, ±10%) or equal to ±20%
Manufacturer: Alternative qualified manufacturers permitted

All substitute parts listed maintain identical capacitance, package dimensions, and environmental specifications while offering enhanced voltage ratings and/or improved tolerance characteristics.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage Rating	Temperature Coefficient	Package	Product Status
1206YC274MAT2A	KYOCERA AVX	0.27 µF	±20%	16V	X7R	1206	Active
12065C274JAT2A	KYOCERA AVX	0.27 µF	±5%	50V	X7R	1206	Active
12065C274KAT2A	KYOCERA AVX	0.27 µF	±10%	50V	X7R	1206	Active
C1206C274K3RAC7800	KEMET	0.27 µF	±10%	25V	X7R	1206	Active
C1206C274K5RAC7800	KEMET	0.27 µF	±10%	50V	X7R	1206	Active
CC1206KRX7R9BB274	YAGEO	0.27 µF	±10%	50V	X7R	1206	Active
GRM319R71H274KA01D	Murata Electronics	0.27 µF	±10%	50V	X7R	1206	Not For New Designs

Engineering Selection Recommendations

For Active Designs: Select from parts with Active product status: 12065C274JAT2A, 12065C274KAT2A, C1206C274K3RAC7800, C1206C274K5RAC7800, or CC1206KRX7R9BB274. All maintain ROHS3 compliance and MSL 1 rating.

For Voltage Margin Enhancement: Parts rated 50V (12065C274JAT2A, 12065C274KAT2A, C1206C274K5RAC7800, CC1206KRX7R9BB274) provide 3.1× voltage derating compared to the original 16V specification, suitable for applications requiring enhanced reliability margins.

For Tolerance Improvement: 12065C274JAT2A offers ±5% tolerance versus the original ±20%, providing superior capacitance accuracy. Parts with ±10% tolerance (12065C274KAT2A, C1206C274K3RAC7800, C1206C274K5RAC7800, CC1206KRX7R9BB274) offer intermediate tolerance performance.

For Supply Chain Flexibility: Multiple manufacturers are qualified: KYOCERA AVX, KEMET, YAGEO, and Murata Electronics. Inventory availability ranges from 1,480 to 32,606 units across substitute options.

Avoid for New Designs: GRM319R71H274KA01D carries "Not For New Designs" status and should not be selected for new product development.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with higher voltage rating than the original 1206YC274MAT2A? A: Yes. A higher voltage rating is a direct upgrade. Parts rated 25V or 50V are electrically compatible with circuits designed for 16V operation and provide improved voltage margin.

Q: What is the significance of tolerance differences between ±20%, ±10%, and ±5%? A: Tolerance defines the allowable capacitance deviation from the nominal 0.27 µF value. ±20% allows 0.216–0.324 µF; ±10% allows 0.243–0.297 µF; ±5% allows 0.2565–0.2835 µF. Tighter tolerances are beneficial for precision filtering and timing applications.

Q: Are all substitute parts physically identical to the 1206YC274MAT2A? A: All substitute parts share the same 1206 package (3.20mm × 1.60mm) and are surface mount compatible. Thickness varies slightly (0.035–0.075 inches) but remains within standard PCB assembly tolerances.

Q: Can I substitute the KYOCERA AVX part with a KEMET or YAGEO equivalent? A: Yes. All listed manufacturers are qualified suppliers with identical electrical specifications, package dimensions, and compliance certifications (ROHS3, MSL 1). Cross-manufacturer substitution is permissible.

Q: Is the Murata GRM319R71H274KA01D suitable for new product designs? A: No. This part carries "Not For New Designs" status and should only be used for legacy product support or repair applications.

Q: What does X7R temperature coefficient mean? A: X7R specifies capacitance stability across the operating temperature range (-55°C to 125°C), with maximum capacitance change of ±15% over this range. All listed parts maintain this specification.

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