08055C271MAT2A Equivalent & Substitute Parts

Part Overview

The 08055C271MAT2A is a 270 pF ±20% 50V ceramic capacitor manufactured by KYOCERA AVX in 0805 (2012 Metric) surface mount package. This X7R temperature coefficient capacitor is designed for general purpose applications with operating temperature range of -55°C to 125°C. The part is active, ROHS3 compliant, and currently in stock with 647 units available. Substitute parts are identified based on matching capacitance value, package size, and compatible electrical ratings while allowing for improvements in tolerance, voltage rating, or temperature coefficient characteristics.

Key Parameters

Parameter	Value
Manufacturer Part Number	08055C271MAT2A
Manufacturer	KYOCERA AVX
Capacitance	270 pF
Tolerance	±20%
Voltage - Rated	50V
Temperature Coefficient	X7R
Operating Temperature	-55°C ~ 125°C
Package / Case	0805 (2012 Metric)
Mounting Type	Surface Mount, MLCC
Size / Dimension	0.079" L x 0.049" W (2.01mm x 1.25mm)
Thickness (Max)	0.037" (0.94mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitution eligibility for the 08055C271MAT2A is determined by the following criteria:

Mandatory Matching Parameters:

Capacitance: 270 pF (exact match required)
Package / Case: 0805 (2012 Metric) (exact match required)
Mounting Type: Surface Mount, MLCC (exact match required)
Operating Temperature: -55°C ~ 125°C (exact match required)

Allowable Upgrade Parameters:

Tolerance: May improve from ±20% to ±10%, ±5%, ±2%, or ±1%
Voltage - Rated: May increase from 50V to 100V or 200V
Temperature Coefficient: May change from X7R to C0G/NP0 (more stable)

Compliance Requirements:

RoHS Status: ROHS3 Compliant (maintained)
Moisture Sensitivity Level: 1 (Unlimited) (maintained)
Product Status: Active (maintained)

Substitute parts are grouped into two categories: KYOCERA AVX parts with improved tolerance and voltage ratings, and KEMET parts offering C0G/NP0 temperature coefficient with enhanced stability.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage - Rated	Temperature Coefficient	Package / Case	RoHS Status	Product Status
08055C271MAT2A	KYOCERA AVX	270 pF	±20%	50V	X7R	0805 (2012 Metric)	ROHS3 Compliant	Active
08052C271KAT2A	KYOCERA AVX	270 pF	±10%	200V	X7R	0805 (2012 Metric)	ROHS3 Compliant	Active
08055C271KAT2A	KYOCERA AVX	270 pF	±10%	50V	X7R	0805 (2012 Metric)	ROHS3 Compliant	Active
KGM21BCG1H271FT	KYOCERA AVX	270 pF	±1%	50V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active
KGM21BCG1H271GT	KYOCERA AVX	270 pF	±2%	50V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active
KGM21BCG2A271FT	KYOCERA AVX	270 pF	±1%	100V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active
KGM21BCG2A271GT	KYOCERA AVX	270 pF	±2%	100V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active
KGM21BCG2A271JT	KYOCERA AVX	270 pF	±5%	100V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active
C0805C271F1GAC7800	KEMET	270 pF	±1%	100V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active
C0805C271F5GAC7800	KEMET	270 pF	±1%	50V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active
C0805C271G5GAC7800	KEMET	270 pF	±2%	50V	C0G, NP0	0805 (2012 Metric)	ROHS3 Compliant	Active

Engineering Selection Recommendations

All substitute parts listed maintain ROHS3 compliance, MSL 1 (Unlimited) rating, and active product status. Selection between substitutes depends on application requirements:

For Same Voltage Rating (50V) with Improved Tolerance: 08055C271KAT2A provides ±10% tolerance improvement over the original ±20% specification while maintaining 50V rating and X7R temperature coefficient.

For Higher Voltage Margin (200V): 08052C271KAT2A offers 200V rating with ±10% tolerance, suitable for applications requiring increased voltage headroom.

For Temperature Stability (C0G/NP0 Coefficient): KGM21BCG1H271FT, KGM21BCG1H271GT, KGM21BCG2A271FT, KGM21BCG2A271GT, and KGM21BCG2A271JT provide C0G/NP0 temperature coefficient with tolerance options from ±1% to ±5% and voltage ratings from 50V to 100V. KEMET equivalents C0805C271F5GAC7800 and C0805C271G5GAC7800 offer identical electrical performance with Low ESL feature at 50V rating.

For 100V Applications with Tight Tolerance: C0805C271F1GAC7800 (KEMET) or KGM21BCG2A271FT (KYOCERA AVX) both provide ±1% tolerance at 100V with C0G/NP0 stability.

Frequently Asked Questions (FAQ)

Q: Can I substitute 08055C271MAT2A with a higher voltage rated part? A: Yes. Higher voltage ratings (100V or 200V) are acceptable substitutes as they provide increased voltage margin. The circuit will function correctly as long as the capacitance value (270 pF) and package size (0805) remain unchanged.

Q: What is the difference between X7R and C0G/NP0 temperature coefficients? A: X7R provides ±15% capacitance change over the -55°C to 125°C temperature range. C0G/NP0 provides superior stability with minimal capacitance change across temperature. C0G/NP0 substitutes are suitable for applications requiring tighter capacitance stability.

Q: Can I use a ±1% tolerance part instead of ±20%? A: Yes. Tighter tolerance specifications are direct substitutes. A ±1% part will meet all requirements of a ±20% specification with improved accuracy.

Q: Are KEMET and KYOCERA AVX parts interchangeable? A: Yes, provided they match in capacitance (270 pF), package (0805), voltage rating, and temperature coefficient. Both manufacturers produce ROHS3 compliant parts with identical mechanical and electrical compatibility.

Q: Does package thickness affect substitution? A: The original part specifies 0.037" (0.94mm) maximum thickness. KEMET parts specify 0.035" (0.88mm), which is thinner and compatible with the same PCB footprint. Thickness differences do not prevent substitution.

Q: What packaging options are available? A: The original part is supplied in Tape & Reel (TR). Substitute parts are available in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® formats. Packaging format does not affect electrical or mechanical compatibility.

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