1206YC334MAT2M Equivalent & Substitute Parts

Part Overview

The 1206YC334MAT2M is a 0.33 µF ±20% 16V ceramic capacitor manufactured by KYOCERA AVX with X7R temperature coefficient in 1206 (3216 Metric) surface mount package. This part is Active status and ROHS3 compliant. Substitute parts are identified when equivalent capacitance and package specifications are maintained while allowing variations in voltage rating, tolerance, and series designation within the same form factor and dielectric type.

Key Parameters

Parameter	Value
Capacitance	0.33 µF
Tolerance	±20%
Voltage - Rated	16V
Temperature Coefficient	X7R
Package / Case	1206 (3216 Metric)
Mounting Type	Surface Mount, MLCC
Operating Temperature	-55°C ~ 125°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution logic for the 1206YC334MAT2M is based on the following criteria:

Fixed Parameters (Must Match):

Capacitance: 0.33 µF
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)

Variable Parameters (Allowed to Differ):

Voltage Rating: May be equal to or higher than 16V
Tolerance: May be ±5%, ±10%, or ±20%
Manufacturer: KYOCERA AVX or KEMET
Series Designation: KGM series or SMD Comm series

Substitute parts are grouped by voltage rating (16V, 25V, 50V, 100V) with tolerance variations within each voltage class. All substitutes maintain identical capacitance, package, and temperature characteristics.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Thickness (Max)	Inventory
1206YC334MAT2M	KYOCERA AVX	0.33 µF	±20%	16V	0.037" (0.94mm)	1120 Pcs
KGM31VR71C334KU	KYOCERA AVX	0.33 µF	±10%	16V	0.048" (1.22mm)	8942 Pcs
KGM31VR71C334MU	KYOCERA AVX	0.33 µF	±20%	16V	0.048" (1.22mm)	4979 Pcs
C1206C334J4RAC7800	KEMET	0.33 µF	±5%	16V	0.035" (0.88mm)	4784 Pcs
KGM31MR71E334JU	KYOCERA AVX	0.33 µF	±5%	25V	0.049" (1.25mm)	9400 Pcs
KGM31MR71E334KU	KYOCERA AVX	0.33 µF	±10%	25V	0.049" (1.25mm)	30951 Pcs
C1206C334J3RAC7800	KEMET	0.33 µF	±5%	25V	0.035" (0.88mm)	8932 Pcs
KGM31PR71H334JU	KYOCERA AVX	0.33 µF	±5%	50V	0.055" (1.40mm)	29085 Pcs
KGM31PR71H334MU	KYOCERA AVX	0.33 µF	±20%	50V	0.055" (1.40mm)	2321 Pcs
C1206C334J5RAC7800	KEMET	0.33 µF	±5%	50V	0.039" (1.00mm)	4809 Pcs
KGM31AR72A334KU	KYOCERA AVX	0.33 µF	±10%	100V	0.071" (1.80mm)	7788 Pcs

Engineering Selection Recommendations

Direct Voltage Match (16V): KGM31VR71C334KU and KGM31VR71C334MU are KYOCERA AVX KGM series parts with identical voltage rating. KGM31VR71C334KU offers ±10% tolerance with higher inventory availability. C1206C334J4RAC7800 from KEMET provides ±5% tolerance with thinner profile (0.035").

Higher Voltage Ratings (25V, 50V, 100V): All substitute parts with elevated voltage ratings are electrically compatible for circuits designed for 16V operation. Selection depends on circuit margin requirements and available inventory. KGM31MR71E334KU (25V, ±10%) offers highest inventory at 30951 Pcs. KGM31PR71H334JU (50V, ±5%) provides 29085 Pcs availability.

Tolerance Considerations: The original part specifies ±20% tolerance. Substitutes with ±5% or ±10% tolerance provide tighter capacitance control and are suitable for applications requiring improved accuracy. Selection should align with circuit design specifications.

Compliance Status: All listed substitutes maintain ROHS3 compliance, REACH unaffected status, and MSL 1 rating identical to the original part.

Frequently Asked Questions (FAQ)

Q: Can I use a 25V or 50V rated capacitor in place of the 16V part? A: Yes. Higher voltage-rated capacitors are electrically compatible in circuits designed for lower voltages. The capacitance value and temperature coefficient remain identical. Verify that the increased thickness does not create PCB layout conflicts.

Q: What is the difference between ±5%, ±10%, and ±20% tolerance? A: Tolerance specifies the allowable deviation from the nominal 0.33 µF value. ±20% allows 0.264–0.396 µF, ±10% allows 0.297–0.363 µF, and ±5% allows 0.3135–0.3465 µF. Tighter tolerances are required for precision circuits; general-purpose applications accept ±20%.

Q: Are KYOCERA AVX and KEMET parts interchangeable? A: Yes, when capacitance, voltage, temperature coefficient, and package specifications match. Both manufacturers produce ROHS3-compliant X7R 1206 capacitors with identical electrical performance for the specified parameters.

Q: Does the thickness difference affect PCB assembly? A: Thickness variations (0.035" to 0.071") may impact PCB layout if space is constrained. Verify clearance with your PCB design before substitution. Thinner parts (KEMET C1206C series) offer better fit in compact designs.

Q: What inventory levels should I consider? A: KGM31MR71E334KU (25V, ±10%) has the highest availability at 30951 Pcs. The original 1206YC334MAT2M has 1120 Pcs in stock. Inventory levels support component selection for volume production requirements.

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